Nexuiz is a fast-paced, chaotic, and intense multiplayer first-person shooter game, focused on providing basic, old style deathmatch. It is extremely modder-friendly. Nexuiz is built on the power of the Darkplaces engine, which is a heavily modified version of the original Quake. Darkplaces features
... [More] realtime lighting and stencil shadows, bumpmapping, gloss, bloom, and totally rewritten network code that supports up to 64 players on a single server. [Less]
NetRadiant is a fork of the well-known map editor for Q3 based games, GtkRadiant 1.5. The focus is put on stabilizing and bugfixing the included map compiler, q3map2, so it can become a reliable tool for map authors.