The SCID 5 format in a clean, deterministic, modular architecture
Zoomable user interface (ZUI) with file manager, file viewers and more
A promising chess program
A console/ncurses chess engine frontend and PGN editor.
A JavaScript game library to quickly develop board games for the web
Extensive Java chess database libraries.
Chess Database application
Tournament Generator Application (GT)
Next generation web chess club
simple chess app
Tournaments and Ratings Stack
A simple chess board for Android (>= API 3)
The goal is to develop a stable high quality chess application