Lithium II is a very configurable server-side deathmatch modification for Quake II. It adds many features and options to the game, while not requiring clients to download anything special.

See history.txt for changes in version 1.31 released on September 18, 2010.

Version 1.31 Binaries (for Windows 32-bit, Linux 32-bit, and Linux 64-bit)
Version 1.31 Source (C code with gcc Makefile and Visaul C 2010 project)

Source Repository