add mastodon

README.md

@@ -77,6 +77,18 @@
   - [Twitter](https://twitter.com/home)
   - [Discord](https://discord.com/channels/@me)
   - [Kitsu](https://kitsu.io/explore/anime)
+  - [Mastodon](https://mastodon.social/home)
+    - Floss Projects
+      - Linux Distros
+        - [Alpine Linux](https://mastodon.social/@[email protected])
+        - [Arch Linux](https://mastodon.social/@[email protected])
+        - [Chimera Linux](https://mastodon.social/@[email protected])
+      - DEs
+        - [KDE](https://mastodon.social/@[email protected])
+        - [Gnome](https://mastodon.social/@[email protected])
+    - Tech News
+      - [9to5Linux](https://mastodon.social/@[email protected])
+      - [itsfoss](https://mastodon.social/@itsfoss)
 </details>
 
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