[Feature] Modal Select Components Support for IF (#3189)

* add interaction service attributes new modal input types

* add new modal component type converters

* relocate hide attribute outside of slash command enum converter for general purpose use

* refactor base inputcomponentbuilder types to use modal component typeconverters

* add builders for new modal input types

* add component insertion methods to modal builder for new input types

* refactor base inputcomponentinfo class to use modal component typeconverters

* add component info classes for newly added modal input types

* add build logic for new modal input metadata classes

* add componet collection properties for new modal input types to modalinfo

* implement convertion logic for new modal inputs to the respond with modal extension methods

* implement modal input typeconverters into interaction service

* add read logic to enum modal component typeconverter

* add default entity modal component typeconverter

* add write logic to default value modal component typeconverter

* add write logic to the nullable modal component typeconverter

* add description property to input label attribute

* add inline docs to modal attributes

* add modal file upload attribute

* add inline docs to input component infos

* add description property to input component builder

* add inline docs to modal component builders

* add modal file upload component info

* add modal file upload component builder

* rename select input attribute

* refactor select input attribute and add description property in moduleClassBuilder

* add inline docs to modalBuilder

* add description to inputComponentInfo

* file-scope namespace for commandBuilder and modal interfaces

* update respondWithModal logic to include new components

* add inline docs and file upload component to modalInfo

* add attachment modal typeconverter

* create base non-input modal component entities

* update modal component typeconverter namespaces and remove unused

* add default min/max values to select input attribute

* create text display builder and info classes

* add text display parsing logic

* add text display attribute

* add modal select menu option attribute

* add docs to text display component info

* fix text display parsing

* add isRequired mapping to select menus

* revert to block-scope to clear diff false-positives

* fix inline doc annotations

* fix build errors

* add interaction parameter to modal component typeconverter write method

* add null check to select menu option attribute

* add null check to default value modalTypeConverter write method

* make ctors of modal component base attributes internal

* implement predicate to hide attribute and enum modalcomponent typeconverter

* fix HideAttribute inline docs build errors

* simplify naming of the component classes and normalize namespaces

* fix build errors in module class builder

* add inline docs to modalComponentTypeConverter TryGetModalInteractionData

* add min/max values parameters to ModalChannelSelectAttribute

* fix defaultArrayModalTypeConverter chanell type write logic

* simplify addDefaultValue methods for channe, mentionable, role, and user selects

* add emoji support to select menu options

* add instance value parsing to enum modalComponentConverter

src/Discord.Net.Interactions/Attributes/HideAttribute.cs

@@ -0,0 +1,25 @@
+using System;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Enum values tagged with this attribute will not be displayed as a parameter choice
+/// </summary>
+/// <remarks>
+///     This attribute must be used along with the default <see cref="EnumConverter{T}"/> and <see cref="DefaultEntityTypeConverter{T}"/>.
+/// </remarks>
+[AttributeUsage(AttributeTargets.Field, AllowMultiple = false, Inherited = true)]
+public class HideAttribute : Attribute
+{
+    /// <summary>
+    ///     Can be optionally implemented by inherited types to conditionally hide an enum value.
+    /// </summary>
+    /// <remarks>
+    ///     Only runs on prior to modal construction. For slash command parameters, this method is ignored.
+    /// </remarks>
+    /// <param name="interaction">Interaction that <see cref="IDiscordInteractionExtentions.RespondWithModalAsync{T}(IDiscordInteraction, string, T, RequestOptions, Action{ModalBuilder})"/> is called on.</param>
+    /// <returns>
+    ///     <see langword="true"/> if the attribute should be active and hide the value.
+    /// </returns>
+    public virtual bool Predicate(IDiscordInteraction interaction) => true;
+}

src/Discord.Net.Interactions/Attributes/Modals/InputLabelAttribute.cs

@@ -13,13 +13,20 @@ namespace Discord.Interactions
         /// </summary>
         public string Label { get; }
 
+        /// <summary>
+        ///     Gets the label description of the input.
+        /// </summary>
+        public string Description { get; set; }
+
         /// <summary>
         ///     Creates a custom label for an modal input.
         /// </summary>
         /// <param name="label">The label of the input.</param>
-        public InputLabelAttribute(string label)
+        /// <param name="description">The label description of the input.</param>
+        public InputLabelAttribute(string label, string description = null)
         {
             Label = label;
+            Description = description;
         }
     }
 }

src/Discord.Net.Interactions/Attributes/Modals/ModalChannelSelectAttribute.cs

@@ -0,0 +1,16 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a channel select.
+/// </summary>
+public class ModalChannelSelectAttribute : ModalSelectComponentAttribute
+{
+    /// <inheritdoc/>
+    public override ComponentType ComponentType => ComponentType.ChannelSelect;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalChannelSelectAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the channel select component.</param>
+    public ModalChannelSelectAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId, minValues, maxValues) { }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalComponentAttribute.cs

@@ -0,0 +1,17 @@
+using System;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Mark an <see cref="IModal"/> property as a modal component field.
+/// </summary>
+[AttributeUsage(AttributeTargets.Property, AllowMultiple = false, Inherited = false)]
+public abstract class ModalComponentAttribute : Attribute
+{
+    /// <summary>
+    ///     Gets the type of the component.
+    /// </summary>
+    public abstract ComponentType ComponentType { get; }
+
+    internal ModalComponentAttribute() { }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalFileUploadAttribute.cs

@@ -0,0 +1,32 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a file upload input.
+/// </summary>
+public class ModalFileUploadAttribute : ModalInputAttribute
+{
+    /// <inheritdoc/>
+    public override ComponentType ComponentType => ComponentType.FileUpload;
+
+    /// <summary>
+    ///     Get the minimum number of files that can be uploaded.
+    /// </summary>
+    public int MinValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Get the maximum number of files that can be uploaded.
+    /// </summary>
+    public int MaxValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalFileUploadAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the file upload component.</param>
+    /// <param name="minValues">Minimum number of files that can be uploaded.</param>
+    /// <param name="maxValues">Maximum number of files that can be uploaded.</param>
+    public ModalFileUploadAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId)
+    {
+        MinValues = minValues;
+        MaxValues = maxValues;
+    }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalInputAttribute.cs

@@ -6,23 +6,18 @@ namespace Discord.Interactions
     ///     Mark an <see cref="IModal"/> property as a modal input field.
     /// </summary>
     [AttributeUsage(AttributeTargets.Property, AllowMultiple = false, Inherited = false)]
-    public abstract class ModalInputAttribute : Attribute
+    public abstract class ModalInputAttribute : ModalComponentAttribute
     {
         /// <summary>
         ///     Gets the custom id of the text input.
         /// </summary>
         public string CustomId { get; }
 
-        /// <summary>
-        ///     Gets the type of the component.
-        /// </summary>
-        public abstract ComponentType ComponentType { get; }
-
         /// <summary>
         ///     Create a new <see cref="ModalInputAttribute"/>.
         /// </summary>
         /// <param name="customId">The custom id of the input.</param>
-        protected ModalInputAttribute(string customId)
+        internal ModalInputAttribute(string customId)
         {
             CustomId = customId;
         }

src/Discord.Net.Interactions/Attributes/Modals/ModalMentionableSelectAttribute.cs

@@ -0,0 +1,18 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a mentionable select input.
+/// </summary>
+public class ModalMentionableSelectAttribute : ModalSelectComponentAttribute
+{
+    /// <inheritdoc />
+    public override ComponentType ComponentType => ComponentType.MentionableSelect;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalMentionableSelectAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the mentionable select component.</param>
+    /// <param name="minValues">Minimum number of values that can be selected.</param>
+    /// <param name="maxValues">Maximum number of values that can be selected</param>
+    public ModalMentionableSelectAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId, minValues, maxValues) { }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalRoleSelectAttribute.cs

@@ -0,0 +1,18 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a role select input.
+/// </summary>
+public class ModalRoleSelectAttribute : ModalSelectComponentAttribute
+{
+    /// <inheritdoc/>
+    public override ComponentType ComponentType => ComponentType.RoleSelect;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalRoleSelectAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the role select component.</param>
+    /// <param name="minValues">Minimum number of values that can be selected.</param>
+    /// <param name="maxValues">Maximum number of values that can be selected.</param>
+    public ModalRoleSelectAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId, minValues, maxValues) { }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalSelectComponentAttribute.cs

@@ -0,0 +1,28 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Base attribute for select-menu, user, channel, role, and mentionable select inputs in modals.
+/// </summary>
+public abstract class ModalSelectComponentAttribute : ModalInputAttribute
+{
+    /// <summary>
+    ///     Gets or sets the minimum number of values that can be selected.
+    /// </summary>
+    public int MinValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Gets or sets the maximum number of values that can be selected.
+    /// </summary>
+    public int MaxValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Gets or sets the placeholder text.
+    /// </summary>
+    public string Placeholder { get; set; }
+
+    internal ModalSelectComponentAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId)
+    {
+        MinValues = minValues;
+        MaxValues = maxValues;
+    }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalSelectMenuAttribute.cs

@@ -0,0 +1,18 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a select menu input.
+/// </summary>
+public sealed class ModalSelectMenuAttribute : ModalSelectComponentAttribute
+{
+    /// <inheritdoc />
+    public override ComponentType ComponentType => ComponentType.SelectMenu;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalSelectMenuAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the select menu component.</param>
+    /// <param name="minValues">Minimum number of values that can be selected.</param>
+    /// <param name="maxValues">Maximum number of values that can be selected.</param>
+    public ModalSelectMenuAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId, minValues, maxValues) { }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalSelectMenuOptionAttribute.cs

@@ -0,0 +1,58 @@
+using System;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Adds a select menu option to the marked field.
+/// </summary>
+/// <remarks>
+///     To add additional metadata to enum fields, use <see cref="SelectMenuOptionAttribute"/> instead.
+/// </remarks>
+[AttributeUsage(AttributeTargets.Property, AllowMultiple = true)]
+public class ModalSelectMenuOptionAttribute : Attribute
+{
+    /// <summary>
+    ///     Gets the label of the option.
+    /// </summary>
+    public string Label { get; }
+
+    /// <summary>
+    ///     Gets or sets the description of the option.
+    /// </summary>
+    public string Description { get; set; }
+
+    /// <summary>
+    ///     Gets the value of the option.
+    /// </summary>
+    public string Value { get; }
+
+    /// <summary>
+    ///     Gets or sets the emote of the option.
+    /// </summary>
+    /// <remarks>
+    ///     Can be either an <see cref="Emoji"/> or an <see cref="Discord.Emote"/>
+    /// </remarks>
+    public string Emote { get; set; }
+
+    /// <summary>
+    ///     Gets or sets whether the option is selected by default.
+    /// </summary>
+    public bool IsDefault { get; set; }
+
+    /// <summary>
+    ///     Create a new <see cref="ModalSelectComponentAttribute"/>.
+    /// </summary>
+    /// <param name="label">Label of the option.</param>
+    /// <param name="value">Value of the option.</param>
+    /// <param name="description">Description of the option.</param>
+    /// <param name="emote">Emote of the option. Can be either an <see cref="Emoji"/> or an <see cref="Discord.Emote"/></param>
+    /// <param name="isDefault">Whether the option is selected by default</param>
+    public ModalSelectMenuOptionAttribute(string label, string value, string description = null, string emote = null, bool isDefault = false)
+    {
+        Label = label;
+        Value = value;
+        Description = description;
+        Emote = emote;
+        IsDefault = isDefault;
+    }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalTextDisplayAttribute.cs

@@ -0,0 +1,24 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a text input.
+/// </summary>
+public class ModalTextDisplayAttribute : ModalComponentAttribute
+{
+    /// <inheritdoc/>
+    public override ComponentType ComponentType => ComponentType.TextDisplay;
+
+    /// <summary>
+    ///     Gets the content of the text display.
+    /// </summary>
+    public string Content { get; }
+
+    /// <summary>
+    ///     Create a new <see cref="ModalTextInputAttribute"/>.
+    /// </summary>
+    /// <param name="content">Content of the text display.</param>
+    public ModalTextDisplayAttribute(string content = null)
+    {
+        Content = content;
+    }
+}

src/Discord.Net.Interactions/Attributes/Modals/ModalUserSelectAttribute.cs

@@ -0,0 +1,18 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Marks a <see cref="IModal"/> property as a user select input.
+/// </summary>
+public class ModalUserSelectAttribute : ModalSelectComponentAttribute
+{
+    /// <inheritdoc/>
+    public override ComponentType ComponentType => ComponentType.UserSelect;
+
+    /// <summary>
+    ///     Create a new <see cref="ModalUserSelectAttribute"/>.
+    /// </summary>
+    /// <param name="customId">Custom ID of the user select component.</param>
+    /// <param name="minValues">Minimum number of values that can be selected.</param>
+    /// <param name="maxValues">Maximum number of values that can be selected.</param>
+    public ModalUserSelectAttribute(string customId, int minValues = 1, int maxValues = 1) : base(customId, minValues, maxValues) { }
+}

src/Discord.Net.Interactions/Builders/Modals/Components/ChannelSelectComponentBuilder.cs

@@ -0,0 +1,47 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="ChannelSelectComponentInfo"/>.
+/// </summary>
+public class ChannelSelectComponentBuilder : SnowflakeSelectComponentBuilder<ChannelSelectComponentInfo, ChannelSelectComponentBuilder>
+{
+    protected override ChannelSelectComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Initializes a new <see cref="ChannelSelectComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this component.</param>
+    public ChannelSelectComponentBuilder(ModalBuilder modal) : base(modal, ComponentType.ChannelSelect) { }
+
+    /// <summary>
+    ///     Adds a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="channelId">The channel ID to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public ChannelSelectComponentBuilder AddDefaulValue(ulong channelId)
+    {
+        _defaultValues.Add(new SelectMenuDefaultValue(channelId, SelectDefaultValueType.Channel));
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds default values to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="channels">The channels to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public ChannelSelectComponentBuilder AddDefaultValues(params IEnumerable<IChannel> channels)
+    {
+        _defaultValues.AddRange(channels.Select(x => new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.Channel)));
+        return this;
+    }
+
+    internal override ChannelSelectComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/FileUploadComponentBuilder.cs

@@ -0,0 +1,54 @@
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="FileUploadComponentInfo"/>.
+/// </summary>
+public class FileUploadComponentBuilder : InputComponentBuilder<FileUploadComponentInfo, FileUploadComponentBuilder>
+{
+    protected override FileUploadComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Gets and sets the minimum number of files that can be uploaded.
+    /// </summary>
+    public int MinValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Gets and sets the maximum number of files that can be uploaded.
+    /// </summary>
+    public int MaxValues { get; set; } = 1;
+
+    /// <summary>
+    ///     Initializes a new <see cref="FileUploadComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal"></param>
+    public FileUploadComponentBuilder(ModalBuilder modal) : base(modal) { }
+
+    /// <summary>
+    ///     Sets <see cref="MinValues"/>.
+    /// </summary>
+    /// <param name="minValues">New value of the <see cref="MinValues"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public FileUploadComponentBuilder WithMinValues(int minValues)
+    {
+        MinValues = minValues;
+        return this;
+    }
+
+    /// <summary>
+    ///     Sets <see cref="MinValues"/>.
+    /// </summary>
+    /// <param name="maxValues">New value of the <see cref="MaxValues"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public FileUploadComponentBuilder WithMaxValues(int maxValues)
+    {
+        MaxValues = maxValues;
+        return this;
+    }
+
+    internal override FileUploadComponentInfo Build(ModalInfo modal)
+        => new (this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/IInputComponentBuilder.cs

@@ -0,0 +1,68 @@
+namespace Discord.Interactions.Builders
+{
+    /// <summary>
+    ///     Represent a builder for creating <see cref="InputComponentInfo"/>.
+    /// </summary>
+    public interface IInputComponentBuilder : IModalComponentBuilder
+    {
+        /// <summary>
+        ///     Gets the custom id of this input component.
+        /// </summary>
+        string CustomId { get; }
+
+        /// <summary>
+        ///     Gets the label of this input component.
+        /// </summary>
+        string Label { get; }
+
+        /// <summary>
+        ///     Gets the label description of this input component.
+        /// </summary>
+        string Description { get; }
+
+        /// <summary>
+        ///     Gets whether this input component is required.
+        /// </summary>
+        bool IsRequired { get; }
+
+        /// <summary>
+        ///     Get the <see cref="ModalComponentTypeConverter"/> assigned to this input.
+        /// </summary>
+        ModalComponentTypeConverter TypeConverter { get; }
+        /// <summary>
+        ///     Sets <see cref="CustomId"/>.
+        /// </summary>
+        /// <param name="customId">New value of the <see cref="CustomId"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        IInputComponentBuilder WithCustomId(string customId);
+
+        /// <summary>
+        ///     Sets <see cref="Label"/>.
+        /// </summary>
+        /// <param name="label">New value of the <see cref="Label"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        IInputComponentBuilder WithLabel(string label);
+
+        /// <summary>
+        ///     Sets <see cref="Description"/>.
+        /// </summary>
+        /// <param name="description">New value of the <see cref="Description"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        IInputComponentBuilder WithDescription(string description);
+
+        /// <summary>
+        ///     Sets <see cref="IsRequired"/>.
+        /// </summary>
+        /// <param name="isRequired">New value of the <see cref="IsRequired"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        IInputComponentBuilder SetIsRequired(bool isRequired);
+    }
+}

src/Discord.Net.Interactions/Builders/Modals/Components/IModalComponentBuilder.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace Discord.Interactions.Builders;
+
+public interface IModalComponentBuilder
+{
+    /// <summary>
+    ///     Gets the parent modal of this input component.
+    /// </summary>
+    ModalBuilder Modal { get; }
+
+    /// <summary>
+    ///     Gets the component type of this input component.
+    /// </summary>
+    ComponentType ComponentType { get; }
+
+    /// <summary>
+    ///     Get the reference type of this input component.
+    /// </summary>
+    Type Type { get; }
+
+    /// <summary>
+    ///     Get the <see cref="PropertyInfo"/> of this component's property.
+    /// </summary>
+    PropertyInfo PropertyInfo { get; }
+
+    /// <summary>
+    ///     Gets the default value of this input component property.
+    /// </summary>
+    object DefaultValue { get; }
+
+    /// <summary>
+    ///     Gets a collection of the attributes of this component.
+    /// </summary>
+    IReadOnlyCollection<Attribute> Attributes { get; }
+
+    /// <summary>
+    ///     Sets <see cref="Type"/>.
+    /// </summary>
+    /// <param name="type">New value of the <see cref="Type"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    IModalComponentBuilder WithType(Type type);
+
+    /// <summary>
+    ///     Sets <see cref="DefaultValue"/>.
+    /// </summary>
+    /// <param name="value">New value of the <see cref="DefaultValue"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    IModalComponentBuilder SetDefaultValue(object value);
+
+    /// <summary>
+    ///     Adds attributes to <see cref="Attributes"/>.
+    /// </summary>
+    /// <param name="attributes">New attributes to be added to <see cref="Attributes"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    IModalComponentBuilder WithAttributes(params Attribute[] attributes);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/ISnowflakeSelectComponentBuilder.cs

@@ -0,0 +1,62 @@
+using System.Collections.Generic;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represent a builder for creating <see cref="SnowflakeSelectComponentInfo"/>.
+/// </summary>
+public interface ISnowflakeSelectComponentBuilder : IInputComponentBuilder
+{
+    /// <summary>
+    ///     Gets the minimum number of values that can be selected.
+    /// </summary>
+    int MinValues { get; }
+
+    /// <summary>
+    ///     Gets the maximum number of values that can be selected.
+    /// </summary>
+    int MaxValues { get; }
+
+    /// <summary>
+    ///     Gets the placeholder text for this select component.
+    /// </summary>
+    string Placeholder { get; set; }
+
+    /// <summary>
+    ///     Gets the default value collection for this select component.
+    /// </summary>
+    IReadOnlyCollection<SelectMenuDefaultValue> DefaultValues { get; }
+
+    /// <summary>
+    ///     Gets the default value type of this select component.
+    /// </summary>
+    SelectDefaultValueType? DefaultValuesType { get; }
+
+    /// <summary>
+    ///     Adds a default value to the <see cref="DefaultValues"/>.
+    /// </summary>
+    /// <param name="defaultValue">Default value to be added.</param>
+    /// <returns>The builder instance.</returns>
+    ISnowflakeSelectComponentBuilder AddDefaultValue(SelectMenuDefaultValue defaultValue);
+
+    /// <summary>
+    ///     Sets <see cref="MinValues"/>.
+    /// </summary>
+    /// <param name="minValues">New value of the <see cref="MinValues"/></param>
+    /// <returns>The builder instance.</returns>
+    ISnowflakeSelectComponentBuilder WithMinValues(int minValues);
+
+    /// <summary>
+    ///     Sets <see cref="MaxValues"/>.
+    /// </summary>
+    /// <param name="maxValues">New value of the <see cref="MaxValues"/></param>
+    /// <returns>The builder instance.</returns>
+    ISnowflakeSelectComponentBuilder WithMaxValues(int maxValues);
+
+    /// <summary>
+    ///     Sets <see cref="Placeholder"/>.
+    /// </summary>
+    /// <param name="placeholder">New value of the <see cref="Placeholder"/></param>
+    /// <returns>The builder instance.</returns>
+    ISnowflakeSelectComponentBuilder WithPlaceholder(string placeholder);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/InputComponentBuilder.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Reflection;
 
 namespace Discord.Interactions.Builders
 {
@@ -9,15 +8,11 @@ namespace Discord.Interactions.Builders
     /// </summary>
     /// <typeparam name="TInfo">The <see cref="InputComponentInfo"/> this builder yields when built.</typeparam>
     /// <typeparam name="TBuilder">Inherited <see cref="InputComponentBuilder{TInfo, TBuilder}"/> type.</typeparam>
-    public abstract class InputComponentBuilder<TInfo, TBuilder> : IInputComponentBuilder
+    public abstract class InputComponentBuilder<TInfo, TBuilder> : ModalComponentBuilder<TInfo, TBuilder>, IInputComponentBuilder
         where TInfo : InputComponentInfo
         where TBuilder : InputComponentBuilder<TInfo, TBuilder>
     {
         private readonly List<Attribute> _attributes;
-        protected abstract TBuilder Instance { get; }
-
-        /// <inheritdoc/>
-        public ModalBuilder Modal { get; }
 
         /// <inheritdoc/>
         public string CustomId { get; set; }
@@ -25,34 +20,21 @@ namespace Discord.Interactions.Builders
         /// <inheritdoc/>
         public string Label { get; set; }
 
+        /// <inheritdoc/>
+        public string Description { get; set; }
+
         /// <inheritdoc/>
         public bool IsRequired { get; set; } = true;
 
         /// <inheritdoc/>
-        public ComponentType ComponentType { get; internal set; }
+        public ModalComponentTypeConverter TypeConverter { get; private set; }
-
-        /// <inheritdoc/>
-        public Type Type { get; private set; }
-
-        /// <inheritdoc/>
-        public PropertyInfo PropertyInfo { get; internal set; }
-
-        /// <inheritdoc/>
-        public ComponentTypeConverter TypeConverter { get; private set; }
-
-        /// <inheritdoc/>
-        public object DefaultValue { get; set; }
-
-        /// <inheritdoc/>
-        public IReadOnlyCollection<Attribute> Attributes => _attributes;
 
         /// <summary>
         ///     Creates an instance of <see cref="InputComponentBuilder{TInfo, TBuilder}"/>
         /// </summary>
         /// <param name="modal">Parent modal of this input component.</param>
-        public InputComponentBuilder(ModalBuilder modal)
+        internal InputComponentBuilder(ModalBuilder modal) : base(modal)
         {
-            Modal = modal;
             _attributes = new();
         }
 
@@ -82,6 +64,19 @@ namespace Discord.Interactions.Builders
             return Instance;
         }
 
+        /// <summary>
+        ///     Sets <see cref="Description"/>.
+        /// </summary>
+        /// <param name="description">New value of the <see cref="Description"/>.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public TBuilder WithDescription(string description)
+        {
+            Description = description;
+            return Instance;
+        }
+
         /// <summary>
         ///     Sets <see cref="IsRequired"/>.
         /// </summary>
@@ -95,19 +90,6 @@ namespace Discord.Interactions.Builders
             return Instance;
         }
 
-        /// <summary>
-        ///     Sets <see cref="ComponentType"/>.
-        /// </summary>
-        /// <param name="componentType">New value of the <see cref="ComponentType"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        public TBuilder WithComponentType(ComponentType componentType)
-        {
-            ComponentType = componentType;
-            return Instance;
-        }
-
         /// <summary>
         ///     Sets <see cref="Type"/>.
         /// </summary>
@@ -115,56 +97,20 @@ namespace Discord.Interactions.Builders
         /// <returns>
         ///     The builder instance.
         /// </returns>
-        public TBuilder WithType(Type type)
+        public override TBuilder WithType(Type type)
         {
-            Type = type;
+            TypeConverter = Modal._interactionService.GetModalInputTypeConverter(type);
-            TypeConverter = Modal._interactionService.GetComponentTypeConverter(type);
+            return base.WithType(type);
-            return Instance;
         }
 
-        /// <summary>
-        ///     Sets <see cref="DefaultValue"/>.
-        /// </summary>
-        /// <param name="value">New value of the <see cref="DefaultValue"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        public TBuilder SetDefaultValue(object value)
-        {
-            DefaultValue = value;
-            return Instance;
-        }
-
-        /// <summary>
-        ///     Adds attributes to <see cref="Attributes"/>.
-        /// </summary>
-        /// <param name="attributes">New attributes to be added to <see cref="Attributes"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        public TBuilder WithAttributes(params Attribute[] attributes)
-        {
-            _attributes.AddRange(attributes);
-            return Instance;
-        }
-
-        internal abstract TInfo Build(ModalInfo modal);
-
-        //IInputComponentBuilder
         /// <inheritdoc/>
         IInputComponentBuilder IInputComponentBuilder.WithCustomId(string customId) => WithCustomId(customId);
 
         /// <inheritdoc/>
-        IInputComponentBuilder IInputComponentBuilder.WithLabel(string label) => WithCustomId(label);
+        IInputComponentBuilder IInputComponentBuilder.WithLabel(string label) => WithLabel(label);
 
         /// <inheritdoc/>
-        IInputComponentBuilder IInputComponentBuilder.WithType(Type type) => WithType(type);
+        IInputComponentBuilder IInputComponentBuilder.WithDescription(string description) => WithDescription(description);
-
-        /// <inheritdoc/>
-        IInputComponentBuilder IInputComponentBuilder.SetDefaultValue(object value) => SetDefaultValue(value);
-
-        /// <inheritdoc/>
-        IInputComponentBuilder IInputComponentBuilder.WithAttributes(params Attribute[] attributes) => WithAttributes(attributes);
 
         /// <inheritdoc/>
         IInputComponentBuilder IInputComponentBuilder.SetIsRequired(bool isRequired) => SetIsRequired(isRequired);

src/Discord.Net.Interactions/Builders/Modals/Components/MentionableSelectComponentBuilder.cs

@@ -0,0 +1,74 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating a <see cref="MentionableSelectComponentInfo"/>.
+/// </summary>
+public class MentionableSelectComponentBuilder : SnowflakeSelectComponentBuilder<MentionableSelectComponentInfo, MentionableSelectComponentBuilder>
+{
+    protected override MentionableSelectComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Initialize a new <see cref="MentionableSelectComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this input component.</param>
+    public MentionableSelectComponentBuilder(ModalBuilder modal) : base(modal, ComponentType.MentionableSelect) { }
+
+    /// <summary>
+    ///     Adds a snowflake ID as a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="id">The ID to add as a default value.</param>
+    /// <param name="type">Enitity type of the snowflake ID.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public MentionableSelectComponentBuilder AddDefaultValue(ulong id, SelectDefaultValueType type)
+    {
+        _defaultValues.Add(new SelectMenuDefaultValue(id, type));
+        return this;
+    }
+
+    /// <summary>
+    ///     Add users as a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="users">The users to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public MentionableSelectComponentBuilder AddDefaultValue(params IEnumerable<IUser> users)
+    {
+        _defaultValues.AddRange(users.Select(x => new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.User)));
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds channels as a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="channels">The channel to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public MentionableSelectComponentBuilder AddDefaultValue(params IEnumerable<IChannel> channels)
+    {
+        _defaultValues.AddRange(channels.Select(x =>new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.Channel)));
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds roles as a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="roles">The role to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public MentionableSelectComponentBuilder AddDefaulValue(params IEnumerable<IRole> roles)
+    {
+        _defaultValues.AddRange(roles.Select(x => new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.Role)));
+        return this;
+    }
+
+    internal override MentionableSelectComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/ModalComponentBuilder.cs

@@ -0,0 +1,100 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+
+namespace Discord.Interactions.Builders;
+
+public abstract class ModalComponentBuilder<TInfo, TBuilder> : IModalComponentBuilder
+    where TInfo : ModalComponentInfo
+    where TBuilder : ModalComponentBuilder<TInfo, TBuilder>
+{
+    private readonly List<Attribute> _attributes;
+    protected abstract TBuilder Instance { get; }
+
+    /// <inheritdoc/>
+    public ModalBuilder Modal { get; }
+
+    /// <inheritdoc/>
+    public ComponentType ComponentType { get; internal set; }
+
+    /// <inheritdoc/>
+    public Type Type { get; private set; }
+
+    /// <inheritdoc/>
+    public PropertyInfo PropertyInfo { get; internal set; }
+
+    /// <inheritdoc/>
+    public object DefaultValue { get; set; }
+
+    /// <inheritdoc/>
+    public IReadOnlyCollection<Attribute> Attributes => _attributes;
+
+    internal ModalComponentBuilder(ModalBuilder modal)
+    {
+        Modal = modal;
+        _attributes = new();
+    }
+
+    /// <summary>
+    ///     Sets <see cref="ComponentType"/>.
+    /// </summary>
+    /// <param name="componentType">New value of the <see cref="ComponentType"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public virtual TBuilder WithComponentType(ComponentType componentType)
+    {
+        ComponentType = componentType;
+        return Instance;
+    }
+
+    /// <summary>
+    ///     Sets <see cref="Type"/>.
+    /// </summary>
+    /// <param name="type">New value of the <see cref="Type"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public virtual TBuilder WithType(Type type)
+    {
+        Type = type;
+        return Instance;
+    }
+
+    /// <summary>
+    ///     Sets <see cref="DefaultValue"/>.
+    /// </summary>
+    /// <param name="value">New value of the <see cref="DefaultValue"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public virtual TBuilder SetDefaultValue(object value)
+    {
+        DefaultValue = value;
+        return Instance;
+    }
+
+    /// <summary>
+    ///     Adds attributes to <see cref="Attributes"/>.
+    /// </summary>
+    /// <param name="attributes">New attributes to be added to <see cref="Attributes"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public virtual TBuilder WithAttributes(params Attribute[] attributes)
+    {
+        _attributes.AddRange(attributes);
+        return Instance;
+    }
+
+    internal abstract TInfo Build(ModalInfo modal);
+
+    /// <inheritdoc/>
+    IModalComponentBuilder IModalComponentBuilder.WithType(Type type) => WithType(type);
+
+    /// <inheritdoc/>
+    IModalComponentBuilder IModalComponentBuilder.SetDefaultValue(object value) => SetDefaultValue(value);
+
+    /// <inheritdoc/>
+    IModalComponentBuilder IModalComponentBuilder.WithAttributes(params Attribute[] attributes) => WithAttributes(attributes);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/RoleSelectComponentBuilder.cs

@@ -0,0 +1,47 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating a <see cref="RoleSelectComponentInfo"/>.
+/// </summary>
+public class RoleSelectComponentBuilder : SnowflakeSelectComponentBuilder<RoleSelectComponentInfo, RoleSelectComponentBuilder>
+{
+    protected override RoleSelectComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Initialize a new <see cref="RoleSelectComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this input component.</param>
+    public RoleSelectComponentBuilder(ModalBuilder modal) : base(modal, ComponentType.RoleSelect) { }
+
+    /// <summary>
+    ///     Adds a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="roleId">The role ID to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public RoleSelectComponentBuilder AddDefaulValue(ulong roleId)
+    {
+        _defaultValues.Add(new SelectMenuDefaultValue(roleId, SelectDefaultValueType.Role));
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds default values to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="roles">The roles to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public RoleSelectComponentBuilder AddDefaultValues(params IEnumerable<IRole> roles)
+    {
+        _defaultValues.AddRange(roles.Select(x => new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.Role)));
+        return this;
+    }
+
+    internal override RoleSelectComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/SelectMenuComponentBuilder.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Collections.Generic;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="SelectMenuComponentInfo"/>.
+/// </summary>
+public class SelectMenuComponentBuilder : InputComponentBuilder<SelectMenuComponentInfo, SelectMenuComponentBuilder>
+{
+    private readonly List<SelectMenuOptionBuilder> _options;
+
+    protected override SelectMenuComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Gets and sets the placeholder for the select menu iput.
+    /// </summary>
+    public string Placeholder { get; set; }
+
+    /// <summary>
+    ///     Gets and sets the minimum number of values that can be selected.
+    /// </summary>
+    public int MinValues { get; set; }
+
+    /// <summary>
+    ///     Gets or sets the maximum number of values that can be selected.
+    /// </summary>
+    public int MaxValues { get; set; }
+
+    /// <summary>
+    ///     Gets the options of this select menu component.
+    /// </summary>
+    public IReadOnlyCollection<SelectMenuOptionBuilder> Options => _options;
+
+    /// <summary>
+    ///     Initialize a new <see cref="SelectMenuComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this component.</param>
+    public SelectMenuComponentBuilder(ModalBuilder modal) : base(modal)
+    {
+        _options = new();
+    }
+
+    /// <summary>
+    ///     Adds an option to <see cref="Options"/>.
+    /// </summary>
+    /// <param name="option">Option to be added to <see cref="Options"/>.</param>
+    /// <returns>The builder instance.</returns>
+    public SelectMenuComponentBuilder AddOption(SelectMenuOptionBuilder option)
+    {
+        _options.Add(option);
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds an option to <see cref="Options"/>.
+    /// </summary>
+    /// <param name="configure">Select menu option builder factory.</param>
+    /// <returns>The builder instance.</returns>
+    public SelectMenuComponentBuilder AddOption(Action<SelectMenuOptionBuilder> configure)
+    {
+        var builder = new SelectMenuOptionBuilder();
+        configure(builder);
+        _options.Add(builder);
+        return this;
+    }
+
+    internal override SelectMenuComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/SnowflakeSelectComponentBuilder.cs

@@ -0,0 +1,114 @@
+using System;
+using System.Collections.Generic;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="SnowflakeSelectComponentInfo"/>.
+/// </summary>
+/// <typeparam name="TInfo">The <see cref="SnowflakeSelectComponentInfo"/> this builder yields when built.</typeparam>
+/// <typeparam name="TBuilder">Inherited <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}"/> type.</typeparam>
+public abstract class SnowflakeSelectComponentBuilder<TInfo, TBuilder> : InputComponentBuilder<TInfo, TBuilder>, ISnowflakeSelectComponentBuilder
+    where TInfo : InputComponentInfo
+    where TBuilder : InputComponentBuilder<TInfo, TBuilder>, ISnowflakeSelectComponentBuilder
+{
+    protected readonly List<SelectMenuDefaultValue> _defaultValues;
+
+    /// <inheritdoc/>
+    public int MinValues { get; set; } = 1;
+
+    /// <inheritdoc/>
+    public int MaxValues { get; set; } = 1;
+
+    /// <inheritdoc/>
+    public string Placeholder { get; set; }
+
+    /// <inheritdoc/>
+    public IReadOnlyCollection<SelectMenuDefaultValue> DefaultValues => _defaultValues.AsReadOnly();
+
+    /// <inheritdoc/>
+    public SelectDefaultValueType? DefaultValuesType
+    {
+        get
+        {
+            return ComponentType switch
+            {
+                ComponentType.UserSelect => SelectDefaultValueType.User,
+                ComponentType.RoleSelect => SelectDefaultValueType.Role,
+                ComponentType.ChannelSelect => SelectDefaultValueType.Channel,
+                ComponentType.MentionableSelect => null,
+                _ => throw new InvalidOperationException("Component type must be a snowflake select type."),
+            };
+        }
+    }
+
+    /// <summary>
+    ///     Initialize a new <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this input component.</param>
+    /// <param name="componentType">Type of this component.</param>
+    public SnowflakeSelectComponentBuilder(ModalBuilder modal, ComponentType componentType) : base(modal)
+    {
+        ValidateComponentType(componentType);
+
+        ComponentType = componentType;
+        _defaultValues = new();
+    }
+
+    /// <inheritdoc/>
+    public TBuilder AddDefaultValue(SelectMenuDefaultValue defaultValue)
+    {
+        if (DefaultValuesType.HasValue && defaultValue.Type != DefaultValuesType.Value)
+            throw new ArgumentException($"Only default values with {Enum.GetName(typeof(SelectDefaultValueType), DefaultValuesType.Value)} are support by {nameof(TInfo)} select type.", nameof(defaultValue));
+
+        _defaultValues.Add(defaultValue);
+        return Instance;
+    }
+
+    /// <inheritdoc/>
+    public override TBuilder WithComponentType(ComponentType componentType)
+    {
+        ValidateComponentType(componentType);
+        return base.WithComponentType(componentType);
+    }
+
+    /// <inheritdoc/>
+    public TBuilder WithMinValues(int minValues)
+    {
+        MinValues = minValues;
+        return Instance;
+    }
+
+    /// <inheritdoc/>
+    public TBuilder WithMaxValues(int maxValues)
+    {
+        MaxValues = maxValues;
+        return Instance;
+    }
+
+    /// <inheritdoc/>
+    public TBuilder WithPlaceholder(string placeholder)
+    {
+        Placeholder = placeholder;
+        return Instance;
+    }
+
+    private void ValidateComponentType(ComponentType componentType)
+    {
+        if (componentType is not (ComponentType.UserSelect or ComponentType.RoleSelect or ComponentType.MentionableSelect or ComponentType.ChannelSelect))
+            throw new ArgumentException("Component type must be a snowflake select type.", nameof(componentType));
+
+    }
+
+    /// <inheritdoc/>
+    ISnowflakeSelectComponentBuilder ISnowflakeSelectComponentBuilder.AddDefaultValue(SelectMenuDefaultValue defaultValue) => AddDefaultValue(defaultValue);
+
+    /// <inheritdoc/>
+    ISnowflakeSelectComponentBuilder ISnowflakeSelectComponentBuilder.WithMinValues(int minValues) => WithMinValues(minValues);
+
+    /// <inheritdoc/>
+    ISnowflakeSelectComponentBuilder ISnowflakeSelectComponentBuilder.WithMaxValues(int maxValues) => WithMaxValues(maxValues);
+
+    /// <inheritdoc/>
+    ISnowflakeSelectComponentBuilder ISnowflakeSelectComponentBuilder.WithPlaceholder(string placeholder) => WithPlaceholder(placeholder);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/TextDisplayComponentBuilder.cs

@@ -0,0 +1,50 @@
+using System;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="TextDisplayComponentInfo"/>.
+/// </summary>
+public class TextDisplayComponentBuilder : ModalComponentBuilder<TextDisplayComponentInfo, TextDisplayComponentBuilder>
+{
+    protected override TextDisplayComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Gets and sets the content of the text display.
+    /// </summary>
+    public string Content { get; set; }
+
+    /// <summary>
+    ///     Initialize a new <see cref="TextDisplayComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this input component.</param>
+    public TextDisplayComponentBuilder(ModalBuilder modal) : base(modal)
+    {
+    }
+
+    /// <summary>
+    ///     Sets <see cref="Content"/>.
+    /// </summary>
+    /// <param name="content">New value of the <see cref="Content"/>.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public TextDisplayComponentBuilder WithContent(string content)
+    {
+        Content = content;
+        return this;
+    }
+
+    public override TextDisplayComponentBuilder WithType(Type type)
+    {
+        if(type != typeof(string))
+        {
+            throw new ArgumentException($"Text display components can be only used with {typeof(string).Name} properties. {type.Name} provided instead.");
+        }
+
+        return base.WithType(type);
+    }
+
+    internal override TextDisplayComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Components/UserSelectComponentBuilder.cs

@@ -0,0 +1,47 @@
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Discord.Interactions.Builders;
+
+/// <summary>
+///     Represents a builder for creating <see cref="UserSelectComponentInfo"/>.
+/// </summary>
+public class UserSelectComponentBuilder : SnowflakeSelectComponentBuilder<UserSelectComponentInfo, UserSelectComponentBuilder>
+{
+    protected override UserSelectComponentBuilder Instance => this;
+
+    /// <summary>
+    ///     Initialize a new <see cref="UserSelectComponentBuilder"/>.
+    /// </summary>
+    /// <param name="modal">Parent modal of this input component.</param>
+    public UserSelectComponentBuilder(ModalBuilder modal) : base(modal, ComponentType.UserSelect) { }
+
+    /// <summary>
+    ///     Adds a default value to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="userId">The user ID to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public UserSelectComponentBuilder AddDefaulValue(ulong userId)
+    {
+        _defaultValues.Add(new SelectMenuDefaultValue(userId, SelectDefaultValueType.User));
+        return this;
+    }
+
+    /// <summary>
+    ///     Adds default values to <see cref="SnowflakeSelectComponentBuilder{TInfo, TBuilder}.DefaultValues"/>.
+    /// </summary>
+    /// <param name="users">The users to add as a default value.</param>
+    /// <returns>
+    ///     The builder instance.
+    /// </returns>
+    public UserSelectComponentBuilder AddDefaultValues(params IEnumerable<IUser> users)
+    {
+        _defaultValues.AddRange(users.Select(x => new SelectMenuDefaultValue(x.Id, SelectDefaultValueType.User)));
+        return this;
+    }
+
+    internal override UserSelectComponentInfo Build(ModalInfo modal)
+        => new(this, modal);
+}

src/Discord.Net.Interactions/Builders/Modals/Inputs/IInputComponentBuilder.cs

@@ -1,116 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Reflection;
-
-namespace Discord.Interactions.Builders
-{
-    /// <summary>
-    ///     Represent a builder for creating <see cref="InputComponentInfo"/>.
-    /// </summary>
-    public interface IInputComponentBuilder
-    {
-        /// <summary>
-        ///     Gets the parent modal of this input component.
-        /// </summary>
-        ModalBuilder Modal { get; }
-
-        /// <summary>
-        ///     Gets the custom id of this input component.
-        /// </summary>
-        string CustomId { get; }
-
-        /// <summary>
-        ///     Gets the label of this input component.
-        /// </summary>
-        string Label { get; }
-
-        /// <summary>
-        ///     Gets whether this input component is required.
-        /// </summary>
-        bool IsRequired { get; }
-
-        /// <summary>
-        ///     Gets the component type of this input component.
-        /// </summary>
-        ComponentType ComponentType { get; }
-
-        /// <summary>
-        ///     Get the reference type of this input component.
-        /// </summary>
-        Type Type { get; }
-
-        /// <summary>
-        ///     Get the <see cref="PropertyInfo"/> of this component's property.
-        /// </summary>
-        PropertyInfo PropertyInfo { get; }
-
-        /// <summary>
-        ///     Get the <see cref="ComponentTypeConverter"/> assigned to this input.
-        /// </summary>
-        ComponentTypeConverter TypeConverter { get; }
-
-        /// <summary>
-        ///     Gets the default value of this input component.
-        /// </summary>
-        object DefaultValue { get; }
-
-        /// <summary>
-        ///     Gets a collection of the attributes of this component.
-        /// </summary>
-        IReadOnlyCollection<Attribute> Attributes { get; }
-
-        /// <summary>
-        ///     Sets <see cref="CustomId"/>.
-        /// </summary>
-        /// <param name="customId">New value of the <see cref="CustomId"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder WithCustomId(string customId);
-
-        /// <summary>
-        ///     Sets <see cref="Label"/>.
-        /// </summary>
-        /// <param name="label">New value of the <see cref="Label"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder WithLabel(string label);
-
-        /// <summary>
-        ///     Sets <see cref="IsRequired"/>.
-        /// </summary>
-        /// <param name="isRequired">New value of the <see cref="IsRequired"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder SetIsRequired(bool isRequired);
-
-        /// <summary>
-        ///     Sets <see cref="Type"/>.
-        /// </summary>
-        /// <param name="type">New value of the <see cref="Type"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder WithType(Type type);
-
-        /// <summary>
-        ///     Sets <see cref="DefaultValue"/>.
-        /// </summary>
-        /// <param name="value">New value of the <see cref="DefaultValue"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder SetDefaultValue(object value);
-
-        /// <summary>
-        ///     Adds attributes to <see cref="Attributes"/>.
-        /// </summary>
-        /// <param name="attributes">New attributes to be added to <see cref="Attributes"/>.</param>
-        /// <returns>
-        ///     The builder instance.
-        /// </returns>
-        IInputComponentBuilder WithAttributes(params Attribute[] attributes);
-    }
-}

src/Discord.Net.Interactions/Builders/Modals/ModalBuilder.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Linq;
 
 namespace Discord.Interactions.Builders
 {
@@ -10,7 +9,7 @@ namespace Discord.Interactions.Builders
     public class ModalBuilder
     {
         internal readonly InteractionService _interactionService;
-        internal readonly List<IInputComponentBuilder> _components;
+        internal readonly List<IModalComponentBuilder> _components;
 
         /// <summary>
         ///     Gets the initialization delegate for this modal.
@@ -30,7 +29,7 @@ namespace Discord.Interactions.Builders
         /// <summary>
         ///     Gets a collection of the components of this modal.
         /// </summary>
-        public IReadOnlyCollection<IInputComponentBuilder> Components => _components;
+        public IReadOnlyCollection<IModalComponentBuilder> Components => _components.AsReadOnly();
 
         internal ModalBuilder(Type type, InteractionService interactionService)
         {
@@ -72,7 +71,7 @@ namespace Discord.Interactions.Builders
         /// <returns>
         ///     The builder instance.
         /// </returns>
-        public ModalBuilder AddTextComponent(Action<TextInputComponentBuilder> configure)
+        public ModalBuilder AddTextInputComponent(Action<TextInputComponentBuilder> configure)
         {
             var builder = new TextInputComponentBuilder(this);
             configure(builder);
@@ -80,6 +79,111 @@ namespace Discord.Interactions.Builders
             return this;
         }
 
+        /// <summary>
+        ///     Adds a select menu component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">Select menu component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddSelectMenuInputComponent(Action<SelectMenuComponentBuilder> configure)
+        {
+            var builder = new SelectMenuComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a user select component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">User select component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddUserSelectInputComponent(Action<UserSelectComponentBuilder> configure)
+        {
+            var builder = new UserSelectComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a role select component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">Role select component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddRoleSelectInputComponent(Action<RoleSelectComponentBuilder> configure)
+        {
+            var builder = new RoleSelectComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a mentionable select component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">Mentionable select component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddMentionableSelectInputComponent(Action<MentionableSelectComponentBuilder> configure)
+        {
+            var builder = new MentionableSelectComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a channel select component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">Channel select component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddChannelSelectInputComponent(Action<ChannelSelectComponentBuilder> configure)
+        {
+            var builder = new ChannelSelectComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a file upload component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">File upload component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddFileUploadInputComponent(Action<FileUploadComponentBuilder> configure)
+        {
+            var builder = new FileUploadComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
+        /// <summary>
+        ///     Adds a text display component to <see cref="Components"/>.
+        /// </summary>
+        /// <param name="configure">Text display component builder factory.</param>
+        /// <returns>
+        ///     The builder instance.
+        /// </returns>
+        public ModalBuilder AddTextDisplayComponent(Action<TextDisplayComponentBuilder> configure)
+        {
+            var builder = new TextDisplayComponentBuilder(this);
+            configure(builder);
+            _components.Add(builder);
+            return this;
+        }
+
         internal ModalInfo Build() => new(this);
     }
 }

src/Discord.Net.Interactions/Builders/ModuleClassBuilder.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Collections.Immutable;
 using System.Linq;
 using System.Reflection;
 using System.Text.RegularExpressions;
@@ -95,7 +94,7 @@ namespace Discord.Interactions.Builders
 #pragma warning restore CS0618 // Type or member is obsolete
 #pragma warning disable CS0618 // Type or member is obsolete
                     case EnabledInDmAttribute enabledInDm:
-                    {
+                        {
                             builder.IsEnabledInDm = enabledInDm.IsEnabled;
                         }
                         break;
@@ -604,16 +603,37 @@ namespace Discord.Interactions.Builders
                     Title = instance.Title
                 };
 
-                var inputs = modalType.GetProperties().Where(IsValidModalInputDefinition);
+                var components = modalType.GetProperties().Where(IsValidModalComponentDefinition);
 
-                foreach (var prop in inputs)
+                foreach (var prop in components)
                 {
-                    var componentType = prop.GetCustomAttribute<ModalInputAttribute>()?.ComponentType;
+                    var componentType = prop.GetCustomAttribute<ModalComponentAttribute>()?.ComponentType;
 
                     switch (componentType)
                     {
                         case ComponentType.TextInput:
-                            builder.AddTextComponent(x => BuildTextInput(x, prop, prop.GetValue(instance)));
+                            builder.AddTextInputComponent(x => BuildTextInputComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.SelectMenu:
+                            builder.AddSelectMenuInputComponent(x => BuildSelectMenuComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.UserSelect:
+                            builder.AddUserSelectInputComponent(x => BuildSnowflakeSelectComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.RoleSelect:
+                            builder.AddRoleSelectInputComponent(x => BuildSnowflakeSelectComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.MentionableSelect:
+                            builder.AddMentionableSelectInputComponent(x => BuildSnowflakeSelectComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.ChannelSelect:
+                            builder.AddChannelSelectInputComponent(x => BuildSnowflakeSelectComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.FileUpload:
+                            builder.AddFileUploadInputComponent(x => BuildFileUploadComponent(x, prop, prop.GetValue(instance)));
+                            break;
+                        case ComponentType.TextDisplay:
+                            builder.AddTextDisplayComponent(x => BuildTextDisplayComponent(x, prop, prop.GetValue(instance)));
                             break;
                         case null:
                             throw new InvalidOperationException($"{prop.Name} of {prop.DeclaringType.Name} isn't a valid modal input field.");
@@ -632,7 +652,7 @@ namespace Discord.Interactions.Builders
             }
         }
 
-        private static void BuildTextInput(TextInputComponentBuilder builder, PropertyInfo propertyInfo, object defaultValue)
+        private static void BuildTextInputComponent(TextInputComponentBuilder builder, PropertyInfo propertyInfo, object defaultValue)
         {
             var attributes = propertyInfo.GetCustomAttributes();
 
@@ -659,6 +679,149 @@ namespace Discord.Interactions.Builders
                         break;
                     case InputLabelAttribute inputLabel:
                         builder.Label = inputLabel.Label;
+                        builder.Description = inputLabel.Description;
+                        break;
+                    default:
+                        builder.WithAttributes(attribute);
+                        break;
+                }
+            }
+        }
+
+        private static void BuildSelectMenuComponent(SelectMenuComponentBuilder builder, PropertyInfo propertyInfo, object defaultValue)
+        {
+            var attributes = propertyInfo.GetCustomAttributes();
+
+            builder.Label = propertyInfo.Name;
+            builder.DefaultValue = defaultValue;
+            builder.WithType(propertyInfo.PropertyType);
+            builder.PropertyInfo = propertyInfo;
+
+            foreach (var attribute in attributes)
+            {
+                switch (attribute)
+                {
+                    case ModalSelectMenuAttribute selectMenuInput:
+                        builder.CustomId = selectMenuInput.CustomId;
+                        builder.ComponentType = selectMenuInput.ComponentType;
+                        builder.MinValues = selectMenuInput.MinValues;
+                        builder.MaxValues = selectMenuInput.MaxValues;
+                        builder.Placeholder = selectMenuInput.Placeholder;
+                        break;
+                    case RequiredInputAttribute requiredInput:
+                        builder.IsRequired = requiredInput.IsRequired;
+                        break;
+                    case InputLabelAttribute inputLabel:
+                        builder.Label = inputLabel.Label;
+                        builder.Description = inputLabel.Description;
+                        break;
+                    case ModalSelectMenuOptionAttribute selectMenuOption:
+                        Emoji emoji = null;
+                        Emote emote = null;
+
+                        if (!string.IsNullOrEmpty(selectMenuOption?.Emote) && !(Emote.TryParse(selectMenuOption.Emote, out emote) || Emoji.TryParse(selectMenuOption.Emote, out emoji)))
+                            throw new ArgumentException($"Unable to parse {selectMenuOption.Emote} of {propertyInfo.DeclaringType}.{propertyInfo.Name} into an {typeof(Emote).Name} or an {typeof(Emoji).Name}");
+
+                        builder.AddOption(new SelectMenuOptionBuilder
+                        {
+                            Label = selectMenuOption.Label,
+                            Description = selectMenuOption.Description,
+                            Value = selectMenuOption.Value,
+                            Emote = emote != null ? emote : emoji,
+                            IsDefault = selectMenuOption.IsDefault
+                        });
+                        break;
+                    default:
+                        builder.WithAttributes(attribute);
+                        break;
+                }
+            }
+        }
+
+        private static void BuildSnowflakeSelectComponent<TInfo, TBuilder>(SnowflakeSelectComponentBuilder<TInfo, TBuilder> builder, PropertyInfo propertyInfo, object defaultValue)
+            where TInfo : SnowflakeSelectComponentInfo
+            where TBuilder : SnowflakeSelectComponentBuilder<TInfo, TBuilder>
+        {
+            var attributes = propertyInfo.GetCustomAttributes();
+
+            builder.Label = propertyInfo.Name;
+            builder.DefaultValue = defaultValue;
+            builder.WithType(propertyInfo.PropertyType);
+            builder.PropertyInfo = propertyInfo;
+
+            foreach (var attribute in attributes)
+            {
+                switch (attribute)
+                {
+                    case ModalSelectComponentAttribute selectInput:
+                        builder.CustomId = selectInput.CustomId;
+                        builder.ComponentType = selectInput.ComponentType;
+                        builder.MinValues = selectInput.MinValues;
+                        builder.MaxValues = selectInput.MaxValues;
+                        builder.Placeholder = selectInput.Placeholder;
+                        break;
+                    case RequiredInputAttribute requiredInput:
+                        builder.IsRequired = requiredInput.IsRequired;
+                        break;
+                    case InputLabelAttribute inputLabel:
+                        builder.Label = inputLabel.Label;
+                        builder.Description = inputLabel.Description;
+                        break;
+                    default:
+                        builder.WithAttributes(attribute);
+                        break;
+                }
+            }
+        }
+
+        private static void BuildFileUploadComponent(FileUploadComponentBuilder builder, PropertyInfo propertyInfo, object defaultValue)
+        {
+            var attributes = propertyInfo.GetCustomAttributes();
+
+            builder.Label = propertyInfo.Name;
+            builder.DefaultValue = defaultValue;
+            builder.WithType(propertyInfo.PropertyType);
+            builder.PropertyInfo = propertyInfo;
+
+            foreach (var attribute in attributes)
+            {
+                switch (attribute)
+                {
+                    case ModalFileUploadAttribute fileUploadInput:
+                        builder.CustomId = fileUploadInput.CustomId;
+                        builder.ComponentType = fileUploadInput.ComponentType;
+                        builder.MinValues = fileUploadInput.MinValues;
+                        builder.MaxValues = fileUploadInput.MaxValues;
+                        break;
+                    case RequiredInputAttribute requiredInput:
+                        builder.IsRequired = requiredInput.IsRequired;
+                        break;
+                    case InputLabelAttribute inputLabel:
+                        builder.Label = inputLabel.Label;
+                        builder.Description = inputLabel.Description;
+                        break;
+                    default:
+                        builder.WithAttributes(attribute);
+                        break;
+                }
+            }
+        }
+
+        private static void BuildTextDisplayComponent(TextDisplayComponentBuilder builder, PropertyInfo propertyInfo, object defaultValue)
+        {
+            var attributes = propertyInfo.GetCustomAttributes();
+
+            builder.DefaultValue = defaultValue;
+            builder.WithType(propertyInfo.PropertyType);
+            builder.PropertyInfo = propertyInfo;
+
+            foreach (var attribute in attributes)
+            {
+                switch (attribute)
+                {
+                    case ModalTextDisplayAttribute textDisplay:
+                        builder.ComponentType = textDisplay.ComponentType;
+                        builder.Content = textDisplay.Content;
                         break;
                     default:
                         builder.WithAttributes(attribute);
@@ -717,11 +880,11 @@ namespace Discord.Interactions.Builders
                 typeof(IModal).IsAssignableFrom(methodInfo.GetParameters().Last().ParameterType);
         }
 
-        private static bool IsValidModalInputDefinition(PropertyInfo propertyInfo)
+        private static bool IsValidModalComponentDefinition(PropertyInfo propertyInfo)
         {
             return propertyInfo.SetMethod?.IsPublic == true &&
                 propertyInfo.SetMethod?.IsStatic == false &&
-                propertyInfo.IsDefined(typeof(ModalInputAttribute));
+                propertyInfo.IsDefined(typeof(ModalComponentAttribute));
         }
 
         private static ConstructorInfo GetComplexParameterConstructor(TypeInfo typeInfo, ComplexParameterAttribute complexParameter)

src/Discord.Net.Interactions/Extensions/IDiscordInteractionExtensions.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Linq;
 using System.Threading.Tasks;
 
 namespace Discord.Interactions
@@ -20,7 +21,7 @@ namespace Discord.Interactions
             if (!ModalUtils.TryGet<T>(out var modalInfo))
                 throw new ArgumentException($"{typeof(T).FullName} isn't referenced by any registered Modal Interaction Command and doesn't have a cached {typeof(ModalInfo)}");
 
-            return SendModalResponseAsync(interaction, customId, modalInfo, options, modifyModal);
+            return SendModalResponseAsync<T>(interaction, customId, modalInfo, null, options, modifyModal);
         }
 
         /// <summary>
@@ -43,7 +44,7 @@ namespace Discord.Interactions
         {
             var modalInfo = ModalUtils.GetOrAdd<T>(interactionService);
 
-            return SendModalResponseAsync(interaction, customId, modalInfo, options, modifyModal);
+            return SendModalResponseAsync<T>(interaction, customId, modalInfo, null, options, modifyModal);
         }
 
         /// <summary>
@@ -64,20 +65,78 @@ namespace Discord.Interactions
             if (!ModalUtils.TryGet<T>(out var modalInfo))
                 throw new ArgumentException($"{typeof(T).FullName} isn't referenced by any registered Modal Interaction Command and doesn't have a cached {typeof(ModalInfo)}");
 
-            var builder = new ModalBuilder(modal.Title, customId);
+            return SendModalResponseAsync<T>(interaction, customId, modalInfo, modal, options, modifyModal);
+        }
+
+        private static async Task SendModalResponseAsync<T>(IDiscordInteraction interaction, string customId, ModalInfo modalInfo, T modalInstance = null, RequestOptions options = null, Action<ModalBuilder> modifyModal = null)
+            where T : class, IModal
+        {
+            if (!modalInfo.Type.IsAssignableFrom(typeof(T)))
+                throw new ArgumentException($"{modalInfo.Type.FullName} isn't assignable from {typeof(T).FullName}.");
+
+            var builder = new ModalBuilder(modalInstance.Title, customId);
 
             foreach (var input in modalInfo.Components)
                 switch (input)
                 {
                     case TextInputComponentInfo textComponent:
                         {
-                            var boxedValue = textComponent.Getter(modal);
+                            var inputBuilder = new TextInputBuilder(textComponent.CustomId, textComponent.Style, textComponent.Placeholder, textComponent.IsRequired ? textComponent.MinLength : null,
-                            var value = textComponent.TypeOverridesToString
+                            textComponent.MaxLength, textComponent.IsRequired);
-                                ? boxedValue?.ToString()
-                                : boxedValue as string;
 
-                            builder.AddTextInput(textComponent.Label, textComponent.CustomId, textComponent.Style, textComponent.Placeholder, textComponent.IsRequired ? textComponent.MinLength : null,
+                            if (modalInstance != null)
-                                textComponent.MaxLength, textComponent.IsRequired, value);
+                            {
+                                await textComponent.TypeConverter.WriteAsync(inputBuilder, interaction, textComponent, textComponent.Getter(modalInstance));
+                            }
+
+                            var labelBuilder = new LabelBuilder(textComponent.Label, inputBuilder, textComponent.Description);
+                            builder.AddLabel(labelBuilder);
+                        }
+                        break;
+                    case SelectMenuComponentInfo selectMenuComponent:
+                        {
+                            var inputBuilder = new SelectMenuBuilder(selectMenuComponent.CustomId, selectMenuComponent.Options.Select(x => new SelectMenuOptionBuilder(x)).ToList(), selectMenuComponent.Placeholder, selectMenuComponent.MaxValues, selectMenuComponent.MinValues, false, isRequired: selectMenuComponent.IsRequired);
+
+                            if (modalInstance != null)
+                            {
+                                await selectMenuComponent.TypeConverter.WriteAsync(inputBuilder, interaction, selectMenuComponent, selectMenuComponent.Getter(modalInstance));
+                            }
+
+                            var labelBuilder = new LabelBuilder(selectMenuComponent.Label, inputBuilder, selectMenuComponent.Description);
+                            builder.AddLabel(labelBuilder);
+                        }
+                        break;
+                    case SnowflakeSelectComponentInfo snowflakeSelectComponent:
+                        {
+                            var inputBuilder = new SelectMenuBuilder(snowflakeSelectComponent.CustomId, null, snowflakeSelectComponent.Placeholder, snowflakeSelectComponent.MaxValues, snowflakeSelectComponent.MinValues, false, snowflakeSelectComponent.ComponentType, null, snowflakeSelectComponent.DefaultValues.ToList(), null, snowflakeSelectComponent.IsRequired);
+
+                            if (modalInstance != null)
+                            {
+                                await snowflakeSelectComponent.TypeConverter.WriteAsync(inputBuilder, interaction, snowflakeSelectComponent, snowflakeSelectComponent.Getter(modalInstance));
+                            }
+
+                            var labelBuilder = new LabelBuilder(snowflakeSelectComponent.Label, inputBuilder, snowflakeSelectComponent.Description);
+                            builder.AddLabel(labelBuilder);
+                        }
+                        break;
+                    case FileUploadComponentInfo fileUploadComponent:
+                        {
+                            var inputBuilder = new FileUploadComponentBuilder(fileUploadComponent.CustomId, fileUploadComponent.MinValues, fileUploadComponent.MaxValues, fileUploadComponent.IsRequired);
+
+                            if (modalInstance != null)
+                            {
+                                await fileUploadComponent.TypeConverter.WriteAsync(inputBuilder, interaction, fileUploadComponent, fileUploadComponent.Getter(modalInstance));
+                            }
+
+                            var labelBuilder = new LabelBuilder(fileUploadComponent.Label, inputBuilder, fileUploadComponent.Description);
+                            builder.AddLabel(labelBuilder);
+                        }
+                        break;
+                    case TextDisplayComponentInfo textDisplayComponent:
+                        {
+                            var content = textDisplayComponent.Getter(modalInstance).ToString() ?? textDisplayComponent.Content;
+                            var componentBuilder = new TextDisplayBuilder(content);
+                            builder.AddTextDisplay(componentBuilder);
                         }
                         break;
                     default:
@@ -86,13 +145,7 @@ namespace Discord.Interactions
 
             modifyModal?.Invoke(builder);
 
-            return interaction.RespondWithModalAsync(builder.Build(), options);
+            await interaction.RespondWithModalAsync(builder.Build(), options);
-        }
-
-        private static Task SendModalResponseAsync(IDiscordInteraction interaction, string customId, ModalInfo modalInfo, RequestOptions options = null, Action<ModalBuilder> modifyModal = null)
-        {
-            var modal = modalInfo.ToModal(customId, modifyModal);
-            return interaction.RespondWithModalAsync(modal, options);
         }
     }
 }

src/Discord.Net.Interactions/Info/Components/ChannelSelectComponentInfo.cs

@@ -0,0 +1,9 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.ChannelSelect"/> type.
+/// </summary>
+public class ChannelSelectComponentInfo : SnowflakeSelectComponentInfo
+{
+    internal ChannelSelectComponentInfo(Builders.ChannelSelectComponentBuilder builder, ModalInfo modal) : base(builder, modal) { }
+}

src/Discord.Net.Interactions/Info/Components/FileUploadComponentInfo.cs

@@ -0,0 +1,23 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.FileUpload"/> type.
+/// </summary>
+public class FileUploadComponentInfo : InputComponentInfo
+{
+    /// <summary>
+    ///     Gets the minimum number of values that can be selected.
+    /// </summary>
+    public int MinValues { get; }
+
+    /// <summary>
+    ///     Gets the maximum number of values that can be selected.
+    /// </summary>
+    public int MaxValues { get; }
+
+    internal FileUploadComponentInfo(Builders.FileUploadComponentBuilder builder, ModalInfo modal) : base(builder, modal)
+    {
+        MinValues = builder.MinValues;
+        MaxValues = builder.MaxValues;
+    }
+}

src/Discord.Net.Interactions/Info/Components/InputComponentInfo.cs

@@ -0,0 +1,43 @@
+namespace Discord.Interactions
+{
+    /// <summary>
+    ///     Represents the base info class for <see cref="IModal"/> input components.
+    /// </summary>
+    public abstract class InputComponentInfo : ModalComponentInfo
+    {
+        /// <summary>
+        ///     Gets the custom id of this component.
+        /// </summary>
+        public string CustomId { get; }
+
+        /// <summary>
+        ///     Gets the label of this component.
+        /// </summary>
+        public string Label { get; }
+
+        /// <summary>
+        ///     Gets the description of this component.
+        /// </summary>
+        public string Description { get; }
+
+        /// <summary>
+        ///     Gets whether or not this component requires a user input.
+        /// </summary>
+        public bool IsRequired { get; }
+
+        /// <summary>
+        ///     Gets the <see cref="ModalComponentTypeConverter"/> assigned to this component.
+        /// </summary>
+        public ModalComponentTypeConverter TypeConverter { get; }
+
+        internal InputComponentInfo(Builders.IInputComponentBuilder builder, ModalInfo modal)
+            : base(builder, modal)
+        {
+            CustomId = builder.CustomId;
+            Label = builder.Label;
+            Description = builder.Description;
+            IsRequired = builder.IsRequired;
+            TypeConverter = builder.TypeConverter;
+        }
+    }
+}

src/Discord.Net.Interactions/Info/Components/MentionableSelectComponentInfo.cs

@@ -0,0 +1,9 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.MentionableSelect"/> type.
+/// </summary>
+public class MentionableSelectComponentInfo : SnowflakeSelectComponentInfo
+{
+    internal MentionableSelectComponentInfo(Builders.MentionableSelectComponentBuilder builder, ModalInfo modal) : base(builder, modal) { }
+}

src/Discord.Net.Interactions/Info/Components/ModalComponentInfo.cs

@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.Reflection;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the base info class for <see cref="IModal"/> components.
+/// </summary>
+public abstract class ModalComponentInfo
+{
+    private Lazy<Func<object, object>> _getter;
+    internal Func<object, object> Getter => _getter.Value;
+
+
+    /// <summary>
+    ///     Gets the parent modal of this component.
+    /// </summary>
+    public ModalInfo Modal { get; }
+
+    /// <summary>
+    ///     Gets the type of this component.
+    /// </summary>
+    public ComponentType ComponentType { get; }
+
+    /// <summary>
+    ///     Gets the reference type of this component.
+    /// </summary>
+    public Type Type { get; }
+
+    /// <summary>
+    ///     Gets the property linked to this component.
+    /// </summary>
+    public PropertyInfo PropertyInfo { get; }
+
+    /// <summary>
+    ///     Gets the default value of this component property.
+    /// </summary>
+    public object DefaultValue { get; }
+
+    /// <summary>
+    ///     Gets a collection of the attributes of this command.
+    /// </summary>
+    public IReadOnlyCollection<Attribute> Attributes { get; }
+
+    internal ModalComponentInfo(Builders.IModalComponentBuilder builder, ModalInfo modal)
+    {
+        Modal = modal;
+        ComponentType = builder.ComponentType;
+        Type = builder.Type;
+        PropertyInfo = builder.PropertyInfo;
+        DefaultValue = builder.DefaultValue;
+        Attributes = builder.Attributes.ToImmutableArray();
+
+        _getter = new(() => ReflectionUtils<object>.CreateLambdaPropertyGetter(Modal.Type, PropertyInfo));
+    }
+}

src/Discord.Net.Interactions/Info/Components/RoleSelectComponentInfo.cs

@@ -0,0 +1,9 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.RoleSelect"/> type.
+/// </summary>
+public class RoleSelectComponentInfo : SnowflakeSelectComponentInfo
+{
+    internal RoleSelectComponentInfo(Builders.RoleSelectComponentBuilder builder, ModalInfo modal) : base(builder, modal) { }
+}

src/Discord.Net.Interactions/Info/Components/SelectMenuComponentInfo.cs

@@ -0,0 +1,39 @@
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.Linq;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.SelectMenu"/> type.
+/// </summary>
+public class SelectMenuComponentInfo : InputComponentInfo
+{
+    /// <summary>
+    ///     Gets the placeholder of the select menu input.
+    /// </summary>
+    public string Placeholder { get; }
+
+    /// <summary>
+    ///     Gets the minimum number of values that can be selected.
+    /// </summary>
+    public int MinValues { get; }
+
+    /// <summary>
+    ///     Gets the maximum number of values that can be selected.
+    /// </summary>
+    public int MaxValues { get; }
+
+    /// <summary>
+    ///     Gets the options of this select menu component.
+    /// </summary>
+    public IReadOnlyCollection<SelectMenuOption> Options { get; }
+
+    internal SelectMenuComponentInfo(Builders.SelectMenuComponentBuilder builder, ModalInfo modal) : base(builder, modal)
+    {
+        Placeholder = builder.Placeholder;
+        MinValues = builder.MinValues;
+        MaxValues = builder.MaxValues;
+        Options = builder.Options.Select(x => x.Build()).ToImmutableArray();
+    }
+}

src/Discord.Net.Interactions/Info/Components/SnowflakeSelectComponentInfo.cs

@@ -0,0 +1,44 @@
+using System.Collections.Generic;
+using System.Collections.Immutable;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the base <see cref="InputComponentInfo"/> class for <see cref="ComponentType.UserSelect"/>, <see cref="ComponentType.ChannelSelect"/>, <see cref="ComponentType.RoleSelect"/>, <see cref="ComponentType.MentionableSelect"/> type.
+/// </summary>
+public abstract class SnowflakeSelectComponentInfo : InputComponentInfo
+{
+    /// <summary>
+    ///     Gets the minimum number of values that can be selected.
+    /// </summary>
+    public int MinValues { get; }
+
+    /// <summary>
+    ///     Gets the maximum number of values that can be selected.
+    /// </summary>
+    public int MaxValues { get; }
+
+    /// <summary>
+    ///     Gets the placeholder of this select input.
+    /// </summary>
+    public string Placeholder { get; }
+
+    /// <summary>
+    ///     Gets the default values of this select input.
+    /// </summary>
+    public IReadOnlyCollection<SelectMenuDefaultValue> DefaultValues { get; }
+
+    /// <summary>
+    ///     Gets the default value type of this select input.
+    /// </summary>
+    public SelectDefaultValueType? DefaultValueType { get; }
+
+    internal SnowflakeSelectComponentInfo(Builders.ISnowflakeSelectComponentBuilder builder, ModalInfo modal) : base(builder, modal)
+    {
+        MinValues = builder.MinValues;
+        MaxValues = builder.MaxValues;
+        Placeholder = builder.Placeholder;
+        DefaultValues = builder.DefaultValues.ToImmutableArray();
+        DefaultValueType = builder.DefaultValuesType;
+    }
+}

src/Discord.Net.Interactions/Info/Components/TextDisplayComponentInfo.cs

@@ -0,0 +1,19 @@
+using Discord.Interactions.Builders;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="ModalComponentInfo"/> class for <see cref="ComponentType.TextDisplay"/> type.
+/// </summary>
+public class TextDisplayComponentInfo : ModalComponentInfo
+{
+    /// <summary>
+    ///     Gets the content of the text display.
+    /// </summary>
+    public string Content { get; }
+
+    internal TextDisplayComponentInfo(TextDisplayComponentBuilder builder, ModalInfo modal) : base(builder, modal)
+    {
+        Content = Content;
+    }
+}

src/Discord.Net.Interactions/Info/Components/TextInputComponentInfo.cs

@@ -8,7 +8,7 @@ namespace Discord.Interactions
     public class TextInputComponentInfo : InputComponentInfo
     {
         /// <summary>
-        /// <c>true</c> when <see cref="InputComponentInfo.Type"/> overrides <see cref="object.ToString"/>.
+        /// <c>true</c> when <see cref="ModalComponentInfo.Type"/> overrides <see cref="object.ToString"/>.
         /// </summary>
         internal bool TypeOverridesToString => _typeOverridesToString.Value;
         private readonly Lazy<bool> _typeOverridesToString;

src/Discord.Net.Interactions/Info/Components/UserSelectComponentInfo.cs

@@ -0,0 +1,9 @@
+namespace Discord.Interactions;
+
+/// <summary>
+///     Represents the <see cref="InputComponentInfo"/> class for <see cref="ComponentType.UserSelect"/> type.
+/// </summary>
+public class UserSelectComponentInfo : SnowflakeSelectComponentInfo
+{
+    internal UserSelectComponentInfo(Builders.UserSelectComponentBuilder builder, ModalInfo modal) : base(builder, modal) { }
+}

src/Discord.Net.Interactions/Info/InputComponents/InputComponentInfo.cs

@@ -1,83 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Collections.Immutable;
-using System.Reflection;
-
-namespace Discord.Interactions
-{
-    /// <summary>
-    ///     Represents the base info class for <see cref="IModal"/> input components.
-    /// </summary>
-    public abstract class InputComponentInfo
-    {
-        private Lazy<Func<object, object>> _getter;
-        internal Func<object, object> Getter => _getter.Value;
-
-
-        /// <summary>
-        ///     Gets the parent modal of this component.
-        /// </summary>
-        public ModalInfo Modal { get; }
-
-        /// <summary>
-        ///     Gets the custom id of this component.
-        /// </summary>
-        public string CustomId { get; }
-
-        /// <summary>
-        ///     Gets the label of this component.
-        /// </summary>
-        public string Label { get; }
-
-        /// <summary>
-        ///     Gets whether or not this component requires a user input.
-        /// </summary>
-        public bool IsRequired { get; }
-
-        /// <summary>
-        ///     Gets the type of this component.
-        /// </summary>
-        public ComponentType ComponentType { get; }
-
-        /// <summary>
-        ///     Gets the reference type of this component.
-        /// </summary>
-        public Type Type { get; }
-
-        /// <summary>
-        ///     Gets the property linked to this component.
-        /// </summary>
-        public PropertyInfo PropertyInfo { get; }
-
-        /// <summary>
-        ///     Gets the <see cref="ComponentTypeConverter"/> assigned to this component.
-        /// </summary>
-        public ComponentTypeConverter TypeConverter { get; }
-
-        /// <summary>
-        ///     Gets the default value of this component.
-        /// </summary>
-        public object DefaultValue { get; }
-
-        /// <summary>
-        ///     Gets a collection of the attributes of this command.
-        /// </summary>
-        public IReadOnlyCollection<Attribute> Attributes { get; }
-
-        protected InputComponentInfo(Builders.IInputComponentBuilder builder, ModalInfo modal)
-        {
-            Modal = modal;
-            CustomId = builder.CustomId;
-            Label = builder.Label;
-            IsRequired = builder.IsRequired;
-            ComponentType = builder.ComponentType;
-            Type = builder.Type;
-            PropertyInfo = builder.PropertyInfo;
-            TypeConverter = builder.TypeConverter;
-            DefaultValue = builder.DefaultValue;
-            Attributes = builder.Attributes.ToImmutableArray();
-
-            _getter = new(() => ReflectionUtils<object>.CreateLambdaPropertyGetter(Modal.Type, PropertyInfo));
-        }
-    }
-}

src/Discord.Net.Interactions/Info/ModalInfo.cs

@@ -1,3 +1,4 @@
+using Discord.Interactions.Builders;
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
@@ -36,24 +37,80 @@ namespace Discord.Interactions
         /// <summary>
         ///     Gets a collection of the components of this modal.
         /// </summary>
-        public IReadOnlyCollection<InputComponentInfo> Components { get; }
+        public IReadOnlyCollection<ModalComponentInfo> Components { get; }
+
+        /// <summary>
+        ///     Gets a collection of the input components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<InputComponentInfo> InputComponents { get; }
 
         /// <summary>
         ///     Gets a collection of the text components of this modal.
         /// </summary>
-        public IReadOnlyCollection<TextInputComponentInfo> TextComponents { get; }
+        public IReadOnlyCollection<TextInputComponentInfo> TextInputComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the select menu components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<SelectMenuComponentInfo> SelectMenuComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the user select components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<UserSelectComponentInfo> UserSelectComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the role select components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<RoleSelectComponentInfo> RoleSelectComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the mentionable select components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<MentionableSelectComponentInfo> MentionableSelectComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the channel select components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<ChannelSelectComponentInfo> ChannelSelectComponents { get; }
+
+        /// <summary>
+        ///     Get a collection of the file upload components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<FileUploadComponentInfo> FileUploadComponents { get; }
+
+        /// <summary>
+        ///     Gets a collection of the text display components of this modal.
+        /// </summary>
+        public IReadOnlyCollection<TextDisplayComponentInfo> TextDisplayComponents { get; }
 
         internal ModalInfo(Builders.ModalBuilder builder)
         {
             Title = builder.Title;
             Type = builder.Type;
-            Components = builder.Components.Select(x => x switch
+            Components = builder.Components.Select<IModalComponentBuilder, ModalComponentInfo>(x => x switch
             {
                 Builders.TextInputComponentBuilder textComponent => textComponent.Build(this),
+                Builders.SelectMenuComponentBuilder selectMenuComponent => selectMenuComponent.Build(this),
+                Builders.RoleSelectComponentBuilder roleSelectComponent => roleSelectComponent.Build(this),
+                Builders.ChannelSelectComponentBuilder channelSelectComponent => channelSelectComponent.Build(this),
+                Builders.UserSelectComponentBuilder userSelectComponent => userSelectComponent.Build(this),
+                Builders.MentionableSelectComponentBuilder mentionableSelectComponent => mentionableSelectComponent.Build(this),
+                Builders.FileUploadComponentBuilder fileUploadComponent => fileUploadComponent.Build(this),
+                Builders.TextDisplayComponentBuilder textDisplayComponent => textDisplayComponent.Build(this),
                 _ => throw new InvalidOperationException($"{x.GetType().FullName} isn't a supported modal input component builder type.")
             }).ToImmutableArray();
 
-            TextComponents = Components.OfType<TextInputComponentInfo>().ToImmutableArray();
+            InputComponents = Components.OfType<InputComponentInfo>().ToImmutableArray();
+
+            TextInputComponents = Components.OfType<TextInputComponentInfo>().ToImmutableArray();
+            SelectMenuComponents = Components.OfType<SelectMenuComponentInfo>().ToImmutableArray();
+            UserSelectComponents = Components.OfType<UserSelectComponentInfo>().ToImmutableArray();
+            RoleSelectComponents = Components.OfType<RoleSelectComponentInfo>().ToImmutableArray();
+            MentionableSelectComponents = Components.OfType<MentionableSelectComponentInfo>().ToImmutableArray();
+            ChannelSelectComponents = Components.OfType<ChannelSelectComponentInfo>().ToImmutableArray();
+            FileUploadComponents = Components.OfType<FileUploadComponentInfo>().ToImmutableArray();
+            TextDisplayComponents = Components.OfType<TextDisplayComponentInfo>().ToImmutableArray();
 
             _interactionService = builder._interactionService;
             _initializer = builder.ModalInitializer;
@@ -74,7 +131,7 @@ namespace Discord.Interactions
 
             for (var i = 0; i < Components.Count; i++)
             {
-                var input = Components.ElementAt(i);
+                var input = InputComponents.ElementAt(i);
                 var component = components.Find(x => x.CustomId == input.CustomId);
 
                 if (component is null)
@@ -107,12 +164,12 @@ namespace Discord.Interactions
 
             services ??= EmptyServiceProvider.Instance;
 
-            var args = new object[Components.Count];
+            var args = new object[InputComponents.Count];
             var components = modalInteraction.Data.Components.ToList();
 
-            for (var i = 0; i < Components.Count; i++)
+            for (var i = 0; i < InputComponents.Count; i++)
             {
-                var input = Components.ElementAt(i);
+                var input = InputComponents.ElementAt(i);
                 var component = components.Find(x => x.CustomId == input.CustomId);
 
                 if (component is null)

src/Discord.Net.Interactions/InteractionService.cs

@@ -3,7 +3,6 @@ using Discord.Logging;
 using Discord.Rest;
 using Discord.WebSocket;
 using System;
-using System.Collections;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Linq;
@@ -98,6 +97,7 @@ namespace Discord.Interactions
         private readonly TypeMap<TypeConverter, IApplicationCommandInteractionDataOption> _typeConverterMap;
         private readonly TypeMap<ComponentTypeConverter, IComponentInteractionData> _compTypeConverterMap;
         private readonly TypeMap<TypeReader, string> _typeReaderMap;
+        private readonly TypeMap<ModalComponentTypeConverter, IComponentInteractionData> _modalInputTypeConverterMap;
         private readonly ConcurrentDictionary<Type, IAutocompleteHandler> _autocompleteHandlers = new();
         private readonly ConcurrentDictionary<Type, ModalInfo> _modalInfos = new();
         private readonly SemaphoreSlim _lock;
@@ -228,6 +228,16 @@ namespace Discord.Interactions
                     [typeof(Enum)] = typeof(EnumReader<>),
                     [typeof(Nullable<>)] = typeof(NullableReader<>)
                 });
+
+            _modalInputTypeConverterMap = new TypeMap<ModalComponentTypeConverter, IComponentInteractionData>(this, new ConcurrentDictionary<Type, ModalComponentTypeConverter>
+            {
+            }, new ConcurrentDictionary<Type, Type>
+            {
+                [typeof(IConvertible)] = typeof(DefaultValueModalComponentConverter<>),
+                [typeof(Enum)] = typeof(EnumModalComponentConverter<>),
+                [typeof(Nullable<>)] = typeof(NullableComponentConverter<>),
+                [typeof(Array)] = typeof(DefaultArrayModalComponentConverter<>)
+            });
         }
 
         /// <summary>
@@ -1064,6 +1074,94 @@ namespace Discord.Interactions
         public bool TryRemoveGenericTypeReader(Type type, out Type readerType)
             => _typeReaderMap.TryRemoveGeneric(type, out readerType);
 
+        internal ModalComponentTypeConverter GetModalInputTypeConverter(Type type, IServiceProvider services = null) =>
+            _modalInputTypeConverterMap.Get(type, services);
+
+        /// <summary>
+        ///     Add a concrete type <see cref="ModalComponentTypeConverter"/>.
+        /// </summary>
+        /// <typeparam name="T">Primary target <see cref="Type"/> of the <see cref="ModalComponentTypeConverter"/>.</typeparam>
+        /// <param name="converter">The <see cref="ModalComponentTypeConverter"/> instance.</param>
+        public void AddModalComponentTypeConverter<T>(ModalComponentTypeConverter converter) =>
+            AddModalComponentTypeConverter(typeof(T), converter);
+
+        /// <summary>
+        ///     Add a concrete type <see cref="ModalComponentTypeConverter"/>.
+        /// </summary>
+        /// <param name="type">Primary target <see cref="Type"/> of the <see cref="ModalComponentTypeConverter"/>.</param>
+        /// <param name="converter">The <see cref="ModalComponentTypeConverter"/> instance.</param>
+        public void AddModalComponentTypeConverter(Type type, ModalComponentTypeConverter converter) =>
+            _modalInputTypeConverterMap.AddConcrete(type, converter);
+
+        /// <summary>
+        ///     Add a generic type <see cref="ModalComponentTypeConverter{T}"/>.
+        /// </summary>
+        /// <typeparam name="T">Generic Type constraint of the <see cref="Type"/> of the <see cref="ModalComponentTypeConverter{T}"/>.</typeparam>
+        /// <param name="converterType">Type of the <see cref="ModalComponentTypeConverter{T}"/>.</param>
+        public void AddGenericModalComponentTypeConverter<T>(Type converterType) =>
+            AddGenericModalComponentTypeConverter(typeof(T), converterType);
+
+        /// <summary>
+        ///     Add a generic type <see cref="ModalComponentTypeConverter{T}"/>.
+        /// </summary>
+        /// <param name="targetType">Generic Type constraint of the <see cref="Type"/> of the <see cref="ModalComponentTypeConverter{T}"/>.</param>
+        /// <param name="converterType">Type of the <see cref="ModalComponentTypeConverter{T}"/>.</param>
+        public void AddGenericModalComponentTypeConverter(Type targetType, Type converterType) =>
+            _modalInputTypeConverterMap.AddGeneric(targetType, converterType);
+
+        /// <summary>
+        ///     Removes a <see cref="ModalComponentTypeConverter"/> for the type <typeparamref name="T"/>.
+        /// </summary>
+        /// <remarks>
+        ///     Removing a <see cref="ModalComponentTypeConverter"/> from the <see cref="InteractionService"/> will not dereference the <see cref="ModalComponentTypeConverter"/> from the loaded module/command instances.
+        ///     You need to reload the modules for the changes to take effect.
+        /// </remarks>
+        /// <typeparam name="T">The type to remove the converter from.</typeparam>
+        /// <param name="converter">The converter if the resulting remove operation was successful.</param>
+        /// <returns><see langword="true"/> if the remove operation was successful; otherwise <see langword="false"/>.</returns>
+        public bool TryRemoveModalComponentTypeConverter<T>(out ModalComponentTypeConverter converter) =>
+            TryRemoveModalComponentTypeConverter(typeof(T), out converter);
+
+        /// <summary>
+        ///     Removes a <see cref="ModalComponentTypeConverter"/> for the type <paramref name="type"/>.
+        /// </summary>
+        /// <remarks>
+        ///     Removing a <see cref="ModalComponentTypeConverter"/> from the <see cref="InteractionService"/> will not dereference the <see cref="ModalComponentTypeConverter"/> from the loaded module/command instances.
+        ///     You need to reload the modules for the changes to take effect.
+        /// </remarks>
+        /// <param name="type">The type to remove the converter from.</param>
+        /// <param name="converter">The converter if the resulting remove operation was successful.</param>
+        /// <returns><see langword="true"/> if the remove operation was successful; otherwise <see langword="false"/>.</returns>
+        public bool TryRemoveModalComponentTypeConverter(Type type, out ModalComponentTypeConverter converter) =>
+            _modalInputTypeConverterMap.TryRemoveConcrete(type, out converter);
+
+        /// <summary>
+        ///     Removes a generic <see cref="ModalComponentTypeConverter"/> for the type <typeparamref name="T"/>.
+        /// </summary>
+        /// <remarks>
+        ///     Removing a <see cref="ModalComponentTypeConverter"/> from the <see cref="InteractionService"/> will not dereference the <see cref="ModalComponentTypeConverter"/> from the loaded module/command instances.
+        ///     You need to reload the modules for the changes to take effect.
+        /// </remarks>
+        /// <typeparam name="T">The type to remove the converter from.</typeparam>
+        /// <param name="converterType">The converter if the resulting remove operation was successful.</param>
+        /// <returns><see langword="true"/> if the remove operation was successful; otherwise <see langword="false"/>.</returns>
+        public bool TryRemoveGenericModalComponentTypeConverter<T>(out Type converterType) =>
+            TryRemoveGenericModalComponentTypeConverter(typeof(T), out converterType);
+
+        /// <summary>
+        ///     Removes a generic <see cref="ModalComponentTypeConverter"/> for the type <paramref name="type"/>.
+        /// </summary>
+        /// <remarks>
+        ///     Removing a <see cref="ModalComponentTypeConverter"/> from the <see cref="InteractionService"/> will not dereference the <see cref="ModalComponentTypeConverter"/> from the loaded module/command instances.
+        ///     You need to reload the modules for the changes to take effect.
+        /// </remarks>
+        /// <param name="type">The type to remove the converter from.</param>
+        /// <param name="converterType">The converter if the resulting remove operation was successful.</param>
+        /// <returns><see langword="true"/> if the remove operation was successful; otherwise <see langword="false"/>.</returns>
+        public bool TryRemoveGenericModalComponentTypeConverter(Type type, out Type converterType) =>
+            _modalInputTypeConverterMap.TryRemoveGeneric(type, out converterType);
+
+
         /// <summary>
         ///     Serialize an object using a <see cref="TypeReader"/> into a <see cref="string"/> to be placed in a Component CustomId.
         /// </summary>

src/Discord.Net.Interactions/TypeConverters/ModalComponents/DefaultArrayModalComponentConverter.cs

@@ -0,0 +1,187 @@
+using Discord.Utils;
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions;
+
+internal sealed class DefaultArrayModalComponentConverter<T> : ModalComponentTypeConverter<T>
+{
+    private readonly Type _underlyingType;
+    private readonly TypeReader _typeReader;
+    private readonly ImmutableArray<ChannelType> _channelTypes;
+
+    public DefaultArrayModalComponentConverter(InteractionService interactionService)
+    {
+        var type = typeof(T);
+
+        if (!type.IsArray)
+            throw new InvalidOperationException($"{nameof(DefaultArrayComponentConverter<T>)} cannot be used to convert a non-array type.");
+
+        _underlyingType = typeof(T).GetElementType();
+
+        _typeReader = true switch
+        {
+            _ when typeof(IUser).IsAssignableFrom(_underlyingType)
+                || typeof(IChannel).IsAssignableFrom(_underlyingType)
+                || typeof(IMentionable).IsAssignableFrom(_underlyingType)
+                || typeof(IRole).IsAssignableFrom(_underlyingType)
+                || typeof(IAttachment).IsAssignableFrom(_underlyingType) => null,
+            _ => interactionService.GetTypeReader(_underlyingType)
+        };
+
+        _channelTypes = true switch
+        {
+            _ when typeof(IStageChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Stage],
+            _ when typeof(IVoiceChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Voice],
+            _ when typeof(IDMChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.DM],
+            _ when typeof(IGroupChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Group],
+            _ when typeof(ICategoryChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Category],
+            _ when typeof(INewsChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.News],
+            _ when typeof(IThreadChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.PublicThread, ChannelType.PrivateThread, ChannelType.NewsThread],
+            _ when typeof(ITextChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Text],
+            _ when typeof(IMediaChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Media],
+            _ when typeof(IForumChannel).IsAssignableFrom(_underlyingType)
+                => [ChannelType.Forum],
+            _ => []
+        };
+    }
+
+    public override async Task<TypeConverterResult> ReadAsync(IInteractionContext context, IComponentInteractionData option, IServiceProvider services)
+    {
+        var objs = new List<object>();
+
+
+        if (_typeReader is not null && option.Values.Count > 0)
+            foreach (var value in option.Values)
+            {
+                var result = await _typeReader.ReadAsync(context, value, services).ConfigureAwait(false);
+
+                if (!result.IsSuccess)
+                    return result;
+
+                objs.Add(result.Value);
+            }
+        else
+        {
+            if (!TryGetModalInteractionData(context, out var modalData))
+            {
+                return TypeConverterResult.FromError(InteractionCommandError.ParseFailed, $"{typeof(IModalInteractionData).Name} cannot be accessed from the provided {typeof(IInteractionContext).Name} type.");
+            }
+
+            var resolvedSnowflakes = new Dictionary<ulong, ISnowflakeEntity>();
+
+            if (modalData.Users is not null)
+                foreach (var user in modalData.Users)
+                    resolvedSnowflakes[user.Id] = user;
+
+            if (modalData.Members is not null)
+                foreach (var member in modalData.Members)
+                    resolvedSnowflakes[member.Id] = member;
+
+            if (modalData.Roles is not null)
+                foreach (var role in modalData.Roles)
+                    resolvedSnowflakes[role.Id] = role;
+
+            if (modalData.Channels is not null)
+                foreach (var channel in modalData.Channels)
+                    resolvedSnowflakes[channel.Id] = channel;
+
+            if (modalData.Attachments is not null)
+                foreach (var attachment in modalData.Attachments)
+                    resolvedSnowflakes[attachment.Id] = attachment;
+
+            foreach (var value in option.Values)
+            {
+                if (!ulong.TryParse(value, out var id))
+                {
+                    return TypeConverterResult.FromError(InteractionCommandError.ParseFailed, $"{option.Type} contains invalid snowflake.");
+                }
+
+                if (!resolvedSnowflakes.TryGetValue(id, out var snowflakeEntity))
+                {
+                    return TypeConverterResult.FromError(InteractionCommandError.ParseFailed, $"Some snowflake entity references for the {option.Type} cannot be resolved.");
+                }
+
+                objs.Add(snowflakeEntity);
+            }
+        }
+
+        var destination = Array.CreateInstance(_underlyingType, objs.Count);
+
+        for (var i = 0; i < objs.Count; i++)
+            destination.SetValue(objs[i], i);
+
+        return TypeConverterResult.FromSuccess(destination);
+    }
+
+    public override Task WriteAsync<TBuilder>(TBuilder builder, IDiscordInteraction interaction, InputComponentInfo component, object value)
+    {
+        if (builder is FileUploadComponentBuilder)
+            return Task.CompletedTask;
+
+        if (builder is not SelectMenuBuilder selectMenu || !component.ComponentType.IsSelectType())
+            throw new InvalidOperationException($"Component type of the input {component.CustomId} of modal {component.Modal.Type.FullName} must be a select type.");
+
+        switch (value)
+        {
+            case IUser user:
+                selectMenu.WithDefaultValues(SelectMenuDefaultValue.FromUser(user));
+                break;
+            case IRole role:
+                selectMenu.WithDefaultValues(SelectMenuDefaultValue.FromRole(role));
+                break;
+            case IChannel channel:
+                selectMenu.WithDefaultValues(SelectMenuDefaultValue.FromChannel(channel));
+                break;
+            case IMentionable mentionable:
+                selectMenu.WithDefaultValues(mentionable switch
+                {
+                    IUser user => SelectMenuDefaultValue.FromUser(user),
+                    IRole role => SelectMenuDefaultValue.FromRole(role),
+                    IChannel channel => SelectMenuDefaultValue.FromChannel(channel),
+                    _ => throw new InvalidOperationException($"Mentionable select cannot be populated using an entity with type: {mentionable.GetType().FullName}")
+                });
+                break;
+            case IEnumerable<IUser> defaultUsers:
+                selectMenu.DefaultValues = defaultUsers.Select(SelectMenuDefaultValue.FromUser).ToList();
+                break;
+            case IEnumerable<IRole> defaultRoles:
+                selectMenu.DefaultValues = defaultRoles.Select(SelectMenuDefaultValue.FromRole).ToList();
+                break;
+            case IEnumerable<IChannel> defaultChannels:
+                selectMenu.DefaultValues = defaultChannels.Select(SelectMenuDefaultValue.FromChannel).ToList();
+                break;
+            case IEnumerable<IMentionable> defaultMentionables:
+                selectMenu.DefaultValues = defaultMentionables.Where(x => x is IUser or IRole or IChannel)
+                    .Select(x =>
+                    {
+                        return x switch
+                        {
+                            IUser user => SelectMenuDefaultValue.FromUser(user),
+                            IRole role => SelectMenuDefaultValue.FromRole(role),
+                            IChannel channel => SelectMenuDefaultValue.FromChannel(channel),
+                            _ => throw new InvalidOperationException($"Mentionable select cannot be populated using an entity with type: {x.GetType().FullName}")
+                        };
+                    })
+                    .ToList();
+                break;
+        };
+
+        if (component.ComponentType == ComponentType.ChannelSelect && _channelTypes.Length > 0)
+            selectMenu.WithChannelTypes(_channelTypes.ToList());
+
+        return Task.CompletedTask;
+    }
+}

src/Discord.Net.Interactions/TypeConverters/ModalComponents/DefaultValueModalComponentConverter.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions;
+
+internal sealed class DefaultValueModalComponentConverter<T> : ModalComponentTypeConverter<T>
+    where T : IConvertible
+{
+    public override Task<TypeConverterResult> ReadAsync(IInteractionContext context, IComponentInteractionData option, IServiceProvider services)
+    {
+        try
+        {
+            return option.Type switch
+            {
+                ComponentType.SelectMenu when option.Values.Count == 1 => Task.FromResult(TypeConverterResult.FromSuccess(Convert.ChangeType(option.Values.First(), typeof(T)))),
+                ComponentType.TextInput => Task.FromResult(TypeConverterResult.FromSuccess(Convert.ChangeType(option.Value, typeof(T)))),
+                _ => Task.FromResult(TypeConverterResult.FromError(InteractionCommandError.ConvertFailed, $"{option.Type} doesn't have a convertible value."))
+            };
+        }
+        catch (Exception ex) when (ex is FormatException or InvalidCastException)
+        {
+            return Task.FromResult(TypeConverterResult.FromError(ex));
+        }
+    }
+
+    public override Task WriteAsync<TBuilder>(TBuilder builder, IDiscordInteraction interaction, InputComponentInfo component, object value)
+    {
+        var strValue = Convert.ToString(value);
+
+        if(string.IsNullOrEmpty(strValue))
+            return Task.CompletedTask;
+
+        switch (builder)
+        {
+            case TextInputBuilder textInput:
+                textInput.WithValue(strValue);
+                break;
+            case SelectMenuBuilder selectMenu when component.ComponentType is ComponentType.SelectMenu:
+                selectMenu.Options.FirstOrDefault(x => x.Value == strValue)?.IsDefault = true;
+                break;
+            default:
+                throw new InvalidOperationException($"{typeof(IConvertible).Name}s cannot be used to populate components other than SelectMenu and TextInput.");
+        }
+        ;
+
+        return Task.CompletedTask;
+    }
+}

src/Discord.Net.Interactions/TypeConverters/ModalComponents/EnumModalComponentConverter.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Immutable;
+using System.Linq;
+using System.Reflection;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions;
+
+internal sealed class EnumModalComponentConverter<T> : ModalComponentTypeConverter<T>
+    where T : struct, Enum
+{
+    private record Option(SelectMenuOptionBuilder OptionBuilder, Predicate<IDiscordInteraction> Predicate, T Value);
+
+    private readonly bool _isFlags;
+    private readonly ImmutableArray<Option> _options;
+
+    public EnumModalComponentConverter()
+    {
+        var names = Enum.GetNames(typeof(T));
+        var members = names.SelectMany(x => typeof(T).GetMember(x));
+
+        _isFlags = typeof(T).IsDefined(typeof(FlagsAttribute));
+
+        _options = members.Select<MemberInfo, Option>(x =>
+        {
+            var selectMenuOptionAttr = x.GetCustomAttribute<SelectMenuOptionAttribute>();
+
+            Emoji emoji = null;
+            Emote emote = null;
+
+            if (!string.IsNullOrEmpty(selectMenuOptionAttr?.Emote) && !(Emote.TryParse(selectMenuOptionAttr.Emote, out emote) || Emoji.TryParse(selectMenuOptionAttr.Emote, out emoji)))
+                throw new ArgumentException($"Unable to parse {selectMenuOptionAttr.Emote} of {x.DeclaringType.Name}.{x.Name} into an {typeof(Emote).Name} or an {typeof(Emoji).Name}");
+
+            var hideAttr = x.GetCustomAttribute<HideAttribute>();
+            Predicate<IDiscordInteraction> predicate = hideAttr != null ? hideAttr.Predicate : null;
+
+            var value = Enum.Parse<T>(x.Name);
+            var optionBuilder = new SelectMenuOptionBuilder(x.GetCustomAttribute<ChoiceDisplayAttribute>()?.Name ?? x.Name, x.Name, selectMenuOptionAttr?.Description, emote != null ? emote : emoji, selectMenuOptionAttr?.IsDefault);
+
+            return new(optionBuilder, predicate, value);
+        }).ToImmutableArray();
+    }
+
+    public override Task<TypeConverterResult> ReadAsync(IInteractionContext context, IComponentInteractionData option, IServiceProvider services)
+    {
+        if (option.Type is not ComponentType.SelectMenu or ComponentType.TextInput)
+            return Task.FromResult(TypeConverterResult.FromError(InteractionCommandError.ConvertFailed, $"{option.Type} input type cannot be converted to {typeof(T).FullName}"));
+
+        var value = option.Type switch
+        {
+            ComponentType.SelectMenu => string.Join(",", option.Values),
+            ComponentType.TextInput => option.Value,
+            _ => null
+        };
+
+        if (Enum.TryParse<T>(value, out var result))
+            return Task.FromResult(TypeConverterResult.FromSuccess(result));
+
+        return Task.FromResult(TypeConverterResult.FromError(InteractionCommandError.ConvertFailed, $"Value {option.Value} cannot be converted to {typeof(T).FullName}"));
+    }
+
+    public override Task WriteAsync<TBuilder>(TBuilder builder, IDiscordInteraction interaction, InputComponentInfo component, object value)
+    {
+        if (builder is not SelectMenuBuilder selectMenu || component.ComponentType is not ComponentType.SelectMenu)
+            throw new InvalidOperationException($"{nameof(EnumModalComponentConverter<T>)} can only write to select menu components.");
+
+        if (selectMenu.MaxValues > 1 && !_isFlags)
+            throw new InvalidOperationException($"Enum type {typeof(T).FullName} is not a [Flags] enum, so it cannot be used in a multi-select menu.");
+
+        var visibleOptions = _options.Where(x => !x.Predicate?.Invoke(interaction) ?? true);
+
+        if (value is T enumValue)
+        {
+            foreach(var option in visibleOptions)
+            {
+                option.OptionBuilder.IsDefault = _isFlags ? enumValue.HasFlag(option.Value) : enumValue.Equals(option.Value);
+            }
+        }
+
+        selectMenu.WithOptions([.. visibleOptions.Select(x => x.OptionBuilder)]);
+
+        return Task.CompletedTask;
+    }
+}
+
+/// <summary>
+///     Adds additional metadata to enum fields that are used for select-menus.
+/// </summary>
+/// <remarks>
+///     To manually add select menu options to modal components, use <see cref="ModalSelectMenuOptionAttribute"/> instead.
+/// </remarks>
+[AttributeUsage(AttributeTargets.Field, AllowMultiple = false)]
+public class SelectMenuOptionAttribute : Attribute
+{
+    /// <summary>
+    ///     Gets or sets the desription of the option.
+    /// </summary>
+    public string Description { get; set; }
+
+    /// <summary>
+    ///     Gets or sets whether the option is selected by default.
+    /// </summary>
+    public bool IsDefault { get; set; }
+
+    /// <summary>
+    ///     Gets or sets the emote of the option.
+    /// </summary>
+    /// <remarks>
+    ///     Can be either an <see cref="Emoji"/> or an <see cref="Discord.Emote"/>
+    /// </remarks>
+    public string Emote { get; set; }
+}

src/Discord.Net.Interactions/TypeConverters/ModalComponents/ModalComponentTypeConverter.cs

@@ -0,0 +1,59 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions;
+
+/// <summary>
+///     Base class for creating ModalComponentTypeConverters. <see cref="InteractionService"/> uses ModalComponentTypeConverters to interface with Modal component parameters.
+/// </summary>
+public abstract class ModalComponentTypeConverter : ITypeConverter<IComponentInteractionData>
+{
+    /// <summary>
+    ///     Will be used to search for alternative ModalComponentTypeConverters whenever the Interaction Service encounters an unknown parameter type.
+    /// </summary>
+    /// <param name="type">Type of the modal property.</param>
+    /// <returns>Whether this converter can be used to handle the given type.</returns>
+    public abstract bool CanConvertTo(Type type);
+
+    /// <summary>
+    ///     Will be used to read the incoming payload before building the modal instance.
+    /// </summary>
+    /// <param name="context">Command execution context.</param>
+    /// <param name="option">Received option payload.</param>
+    /// <param name="services">Service provider that will be used to initialize the command module.</param>
+    /// <returns>The result of the read process.</returns>
+    public abstract Task<TypeConverterResult> ReadAsync(IInteractionContext context, IComponentInteractionData option, IServiceProvider services);
+
+    /// <summary>
+    ///     Will be used to manipulate the outgoing modal component, before the modal gets sent to Discord.
+    /// </summary>
+    public virtual Task WriteAsync<TBuilder>(TBuilder builder, IDiscordInteraction interaction, InputComponentInfo component, object value)
+        where TBuilder : class, IInteractableComponentBuilder
+        => Task.CompletedTask;
+
+    /// <summary>
+    ///     Tries to get the <see cref="IModalInteractionData"/> from the provided <see cref="IInteractionContext"/>.
+    /// </summary>
+    /// <param name="context">Context containing the <see cref="IModalInteractionData"/>.</param>
+    /// <param name="modalData"><see cref="IModalInteractionData"/> found in the context if successful, <see langword="null"/> otherwise.</param>
+    /// <returns><see langword="true"/> when successful.</returns>
+    protected bool TryGetModalInteractionData(IInteractionContext context, out IModalInteractionData modalData)
+    {
+        if(context.Interaction is IModalInteraction modalInteraction)
+        {
+            modalData = modalInteraction.Data;
+            return true;
+        }
+
+        modalData = null;
+        return false;
+    }
+}
+
+/// <inheritdoc/>
+public abstract class ModalComponentTypeConverter<T> : ModalComponentTypeConverter
+{
+    /// <inheritdoc/>
+    public sealed override bool CanConvertTo(Type type) =>
+        typeof(T).IsAssignableFrom(type);
+}

src/Discord.Net.Interactions/TypeConverters/ModalComponents/NullableModalComponentConverter.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions;
+
+internal class NullableModalComponentConverter<T> : ModalComponentTypeConverter<T>
+{
+    private readonly ModalComponentTypeConverter _typeConverter;
+
+    public NullableModalComponentConverter(InteractionService interactionService, IServiceProvider services)
+    {
+        var type = Nullable.GetUnderlyingType(typeof(T));
+
+        if (type is null)
+            throw new ArgumentException($"No type {nameof(TypeConverter)} is defined for this {type.FullName}", "type");
+
+        _typeConverter = interactionService.GetModalInputTypeConverter(type, services);
+    }
+
+    public override Task<TypeConverterResult> ReadAsync(IInteractionContext context, IComponentInteractionData option, IServiceProvider services)
+        => string.IsNullOrEmpty(option.Value) ? Task.FromResult(TypeConverterResult.FromSuccess(null)) : _typeConverter.ReadAsync(context, option, services);
+
+    public override Task WriteAsync<TBuilder>(TBuilder builder, IDiscordInteraction interaction, InputComponentInfo component, object value)
+        => _typeConverter.WriteAsync(builder, interaction, component, value);
+}

src/Discord.Net.Interactions/TypeConverters/SlashCommands/EnumConverter.cs

@@ -43,13 +43,4 @@ namespace Discord.Interactions
             }
         }
     }
-
-    /// <summary>
-    ///     Enum values tagged with this attribute will not be displayed as a parameter choice
-    /// </summary>
-    /// <remarks>
-    ///     This attribute must be used along with the default <see cref="EnumConverter{T}"/>
-    /// </remarks>
-    [AttributeUsage(AttributeTargets.Field, AllowMultiple = false, Inherited = true)]
-    public sealed class HideAttribute : Attribute { }
 }

src/Discord.Net.Interactions/TypeReaders/DateTimeTypeReader.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Threading.Tasks;
+
+namespace Discord.Interactions.TypeReaders;
+
+internal class DateTimeTypeReader : TypeReader<DateTime>
+{
+    public override Task<TypeConverterResult> ReadAsync(IInteractionContext context, string option, IServiceProvider services)
+    {
+        if (DateTime.TryParse(option, out var dateTime))
+            return Task.FromResult(TypeConverterResult.FromSuccess(dateTime));
+
+        return Task.FromResult(TypeConverterResult.FromError(InteractionCommandError.ConvertFailed, $"{option} is not a valid date time."));
+    }
+}