Virtual Lego building for the Macintosh.
Eloquent is a powerful Bible study tool for Mac OS X, supporting features such as services, to access the Bible in any program. It uses the Sword Library to work with bible texts, commentaries, dictionaries.
The Open Descent Foundation (ODF) is a community for developers, who want to help to create open source programs, tools, etc. for the famous games Descent1, -2 or -3. Everyone can join the ODF if he accepts the idea of writing open source programs.