Hunt-ng is a fork of Hunt, a multi-player search-and-destroy game that takes place in a maze. It aims to improve playability while preserving the charm of the original. The most significant changes are a reworking of the timing system, the addition of color to the client, and the implementation of a simple messaging system.
jOpenTTDLib is a Java library that polls OpenTTD servers for statistics on games in progress. This includes data on the map and how all the companies are faring. On top of this functionality, the games can be continually polled and game events are generated and listeners notified.