diff --git a/README.md b/README.md
index e450669..8fa86a6 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,8 @@
 [![license](https://img.shields.io/npm/l/graphbrainz.svg)](https://github.com/exogen/graphbrainz/blob/master/LICENSE)
 
 A [GraphQL][] schema, [Express][] server, and middleware for querying the
-[MusicBrainz][] API.
+[MusicBrainz][] API. It features an [extensible](./docs/extensions) schema to
+add integration with Last.fm, fanart.tv, and more!
 
 ```sh
 npm install graphbrainz --save
diff --git a/docs/extensions/README.md b/docs/extensions/README.md
index 4403361..ed1c3eb 100644
--- a/docs/extensions/README.md
+++ b/docs/extensions/README.md
@@ -73,6 +73,14 @@ See their respective documentation pages for schema info and config options.
 * [TheAudioDB](./the-audio-db.md): Retrieve images and information about artists,
   releases, and recordings from TheAudioDB.com.
 
+## More Extensions
+
+The following extensions are published separately, but can easily be added to
+GraphBrainz by installing them:
+
+* [Last.fm](https://github.com/exogen/graphbrainz-extension-lastfm): Retrieve
+  artist, release, and recording information from [Last.fm](https://www.last.fm/).
+
 ## Extension API
 
 The core idea behind extensions comes from the [schema stitching][] feature