Kingdom Wars is a client/server chess daemon designed to run on multiple operating platforms. Both the client and the server are stand alone. The network protocal is open, and custom clients are welcome to be developed.
A cross platform chess database which supports ChessGML, PGN, SVG, PostgreSQL and plugins written in Java or Jython. Some Python chess libraries and some Python tools are included.
Usable pieces are Java and Python opening classification libraries.