Condottieri is a web based, multiplayer game, inspired in Avalon Hill's classic "Machiavelli". The game is set in Renaissance Italy but it's easily adaptable to other scenarios and eras as long as the rules are like the ones in "Machiavelli".
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.