ClanOffice is a planning tool for gaming clans, using a mysql server to store and share data. It includes a warplanner and calendar and uses simple built-in irc and mail clients to communicate to fellow gamers. A php websuite is allso available.
CmtFramework is a project designed to aid cmt members(and everyone who uses it) in common task(e.g. conferencing, file sharing, gaming...) via a plugin architecture that allows everyone to write plugin in an easy and fast way