Bridge player's toolkit
Tools to make running a Argentum Age server on Linux easier
Bridge duplicate tournament card play program
Single-/multi-player card game Mau Mau (similar to UNO®)
SkipBo! server and Qt client
A multiplayer Blackjack game which works over the internet
Munchkin online game. We use: php,jquery,mysql
HoldingNuts is an open source multi-platform poker client and server