JSettlers2 is a web-based version of the board game Settlers of Catan written in Java. This client-server system supports multiple simultaneous games between people and/or AI bots. Originally written by Robert S Thomas as an AI dissertation (http://sourceforge.net/projects/jsettlers).
The active source code is hosted at https://github.com/jdmonin/JSettlers2 including full history; the sourceforge CVS is historical up to 2012-09-28.
digital version of the game sun and moon by Catspaw
The rules of the game can be found at Catspaws DeviantArt page https://www.deviantart.com/catspawdtp/art/Astral-game-rules-color-328109197
For updates and more screenshots visit our tumblr http://sunandmoononline.tumblr.com/
...A successful and very complete implementation is the Javascript Chess Engine Lozza by Colin Jenkins. The webpage also includes a simple step-by-step guide setting up jsuci with Lozza.
http://op12no2.me/toys/lozza/
You may also want to try connecting this javascript translation of the chess engine Stockfish 5 to jsuci: https://github.com/exoticorn/stockfish-js