diff --git a/.changeset/techdocs-khaki-cheetahs-clap.md b/.changeset/techdocs-khaki-cheetahs-clap.md
new file mode 100644
index 0000000000..5aba436534
--- /dev/null
+++ b/.changeset/techdocs-khaki-cheetahs-clap.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs-react': patch
+---
+
+Added overload signatures for `createTechDocsAddonExtension` to handle TechDocs addons without props.
diff --git a/.changeset/techdocs-weak-boats-work.md b/.changeset/techdocs-weak-boats-work.md
new file mode 100644
index 0000000000..ec4f089592
--- /dev/null
+++ b/.changeset/techdocs-weak-boats-work.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-techdocs-module-addons-contrib': patch
+---
+
+Introducing the Expandable Navigation addon, which lets you expand and collapse the TechDocs main navigation and store your preference in local storage.