BZFlag is a 3D, multiplayer, tank battle zone, capture the flag game that pits players against each other in a networked environment. It runs on Windows 95/98/NT/2000, Linux, MacOS 10.x, Irix, Solaris, and others. An OpenGL accelerator is highly recommended, but it is playable with 3D in software.
WebGuru is a professional content management system for complete building of dynamic Web sites, oriented on search engine optimization and speed. The CMS is self-installing, multi-user, has full language switching support, and is a fully modular system. The backend supports users' permissions to access different part of the system, modules, editing pages, etc. The entire system is designed for strong SEO (search engine optimization). The Forms module can help you build customized forms and send anwers to a database or via email.