JCloisterZone is a PC implementation of a popular board game Carcassonne in Java language. Tested on Windows, Linux and Mac platform.
It supports multiplayer game on a local computer or over a network. Game can be also played against computer AI.
JCloisterZone supports game with a various game expansions, including the small ones, distributed during game expos or in a game magazines.
Latest version: 2.7
released on 2014-06-28
Requires Java 7 or better.
And finally, a (quite old) screenshot.