diff --git a/app/utils/ember-versions.js b/app/utils/ember-versions.js
index 29aa6f4..848f3d6 100644
--- a/app/utils/ember-versions.js
+++ b/app/utils/ember-versions.js
@@ -113,4 +113,5 @@ export const VERSIONS = Object.freeze([
   '6.3',
   '6.4',
   '6.5',
+  '6.6',
 ]);
diff --git a/source/ember-cli-changes/6.6.md b/source/ember-cli-changes/6.6.md
new file mode 100644
index 0000000..6861673
--- /dev/null
+++ b/source/ember-cli-changes/6.6.md
@@ -0,0 +1,16 @@
+---
+version: "6.6"
+changes:
+  - feature: true
+    title: "Update all dependencies for 6.6 release"
+    link: "https://blog.emberjs.com/ember-released-6-6"
+  - feature: true
+    title: "Backport drop node 18"
+    link: "https://blog.emberjs.com/ember-released-6-6"
+  - feature: true
+    title: "Support Bun"
+    link: "https://blog.emberjs.com/ember-released-6-6"
+  - feature: true
+    title: "Remove ember-fetch"
+    link: "https://blog.emberjs.com/ember-released-6-6"
+---
diff --git a/source/ember-data-changes/5.5.md b/source/ember-data-changes/5.5.md
new file mode 100644
index 0000000..fd41cd2
--- /dev/null
+++ b/source/ember-data-changes/5.5.md
@@ -0,0 +1,4 @@
+---
+version: "5.5"
+changes:
+---
diff --git a/source/ember-data-changes/5.6.md b/source/ember-data-changes/5.6.md
new file mode 100644
index 0000000..f5a7b11
--- /dev/null
+++ b/source/ember-data-changes/5.6.md
@@ -0,0 +1,4 @@
+---
+version: "5.6"
+changes:
+---
diff --git a/source/ember-js-changes/6.6.md b/source/ember-js-changes/6.6.md
new file mode 100644
index 0000000..1c6f736
--- /dev/null
+++ b/source/ember-js-changes/6.6.md
@@ -0,0 +1,4 @@
+---
+version: "6.6"
+changes:
+---