adamrice / #keyboard

https://github.com/debauchee/barrier

http://www.wasdkeyboards.com/index.php/

Extensively configurable keyboards

http://hengedocks.com/order_clique.html

http://www.usbgeek.com/prod_detail.php?prod_id=1219

http://play.typeracer.com/

Turns speed-typing into a competition. Fun, if you're into that kind of thing.

http://www.diatec.co.jp/en/

Another mechanical-switch keyboard maker, from Japan