UCI chess engine
Chess engines that support the UCI or XBoard protocol.
Chess engines in APK format that provide the OEX format.
Blind Chess using Taiwan rule
javascript chess games viewer for websites, blogs and live broadcasts
Chess Cheats for Personal use
Scripts and tools for Android.
A promising chess program
Logical game
The forever free, ad-free and open source chess server
RelaxChess, chess game that makes no search futher needed for a wow
A JavaScript game library to quickly develop board games for the web
0xBench derivative
Next generation web chess club
LGPL jquery plugin for desqchess
A simple chess board for Android (>= API 3)