* [Lightsaber](keyboard/lightsaber/) - Korean custom keyboard
* [Infinity](keyboard/infinity/) - Massdrop [Infinity keyboard][Infinity]
* [NerD](keyboard/nerd/) - Korean custom keyboard
-* [KittenPaw](keyboard/kittenpaw) - Custom Majestouch controller
+* [KittenPaw](keyboard/kitten_paw) - Custom Majestouch controller
* [Lightpad](keyboard/lightpad) - Korean custom keypad
+* [ghost_squid](keyboard/ghost_squid/) - [The Ghost Squid][ghost_squid] controller for [Cooler Master QuickFire XT][cmxt]
+
+### Extenal projects using tmk_keyboard
+* [ErgoDox_cub-uanic][cub-uanic] - Split Ergonomic Keyboard [ErgoDox][ergodox_org]
+* [mcdox][mcdox_tmk] - [mcdox][mcdox]
+
[GH_macway]: http://geekhack.org/showwiki.php?title=Island:11930
[GH_hhkb]: http://geekhack.org/showwiki.php?title=Island:12047
[Sun]: http://en.wikipedia.org/wiki/Sun-3
[IIGS]: http://en.wikipedia.org/wiki/Apple_IIGS
[Infinity]: https://www.massdrop.com/buy/infinity-keyboard-kit
+[ghost_squid]: http://deskthority.net/wiki/Costar_replacement_controllers#The_Ghost_Squid
+[cmxt]: http://gaming.coolermaster.com/en/products/keyboards/quickfirext/
+[ergodox_org]: http://ergodox.org/
+[cub-uanic]: https://github.com/cub-uanic/tmk_keyboard/tree/master/keyboard/ergodox
+[mcdox]: https://github.com/DavidMcEwan/mcdox
+[mcdox_tmk]: https://github.com/DavidMcEwan/tmk_keyboard/tree/master/keyboard/mcdox
Other Keyboard Firmware Projects
------------------
-See [doc/other_projects.md](doc/other_projects.md).
+You can learn a lot about keyboard firmware from these. See [doc/other_projects.md](doc/other_projects.md).