diff --git a/releases/emberjs.json b/releases/emberjs.json
index 5be95edd..f923b5ed 100644
--- a/releases/emberjs.json
+++ b/releases/emberjs.json
@@ -1,5 +1,102 @@
 {
-  "releases": {},
+  "releases": {
+    "5.4": {
+      "name": "5.4",
+      "lts": "2023-12-11",
+      "support": "2024-08-19",
+      "eol": "2024-12-23"
+    },
+    "4.8": {
+      "name": "4.8",
+      "lts": "2022-12-08",
+      "support": "2023-07-06",
+      "eol": "2023-12-21"
+    },
+    "4.4": {
+      "name": "4.4",
+      "lts": "2022-07-13",
+      "support": "2023-02-08",
+      "eol": "2023-07-26"
+    },
+    "4.12": {
+      "name": "4.12",
+      "lts": "2023-05-15",
+      "support": "2024-01-22",
+      "eol": "2024-05-27"
+    },
+    "3.8": {
+      "name": "3.8",
+      "lts": "2019-04-10",
+      "support": "2019-11-06",
+      "eol": "2020-04-22"
+    },
+    "3.4": {
+      "name": "3.4",
+      "lts": "2018-10-15",
+      "support": "2019-05-13",
+      "eol": "2019-10-28"
+    },
+    "3.28": {
+      "name": "3.28",
+      "lts": "2021-12-20",
+      "support": "2022-07-18",
+      "eol": "2023-01-02"
+    },
+    "3.24": {
+      "name": "3.24",
+      "lts": "2021-02-25",
+      "support": "2021-09-23",
+      "eol": "2022-03-10"
+    },
+    "3.20": {
+      "name": "3.20",
+      "lts": "2020-09-02",
+      "support": "2021-03-31",
+      "eol": "2021-09-15"
+    },
+    "3.16": {
+      "name": "3.16",
+      "lts": "2020-03-16",
+      "support": "2020-10-12",
+      "eol": "2021-03-29"
+    },
+    "3.12": {
+      "name": "3.12",
+      "lts": "2019-09-25",
+      "support": "2020-04-22",
+      "eol": "2020-10-07"
+    },
+    "2.8": {
+      "name": "2.8",
+      "lts": "2016-10-17",
+      "support": "2017-05-15",
+      "eol": "2017-10-30"
+    },
+    "2.4": {
+      "name": "2.4",
+      "lts": "2016-04-11",
+      "support": "2016-11-07",
+      "eol": "2017-04-24"
+    },
+    "2.18": {
+      "name": "2.18",
+      "lts": "2018-02-14",
+      "support": "2018-09-12",
+      "eol": "2019-02-27"
+    },
+    "2.16": {
+      "name": "2.16",
+      "lts": "2017-11-20",
+      "support": "2018-06-18",
+      "eol": "2018-12-03"
+    },
+    "2.12": {
+      "name": "2.12",
+      "lts": "2017-04-29",
+      "support": "2017-11-25",
+      "eol": "2018-05-12"
+    }
+  },
   "versions": {
     "5.6.0": {
       "name": "5.6.0",