The key features in Alien Arena 2009 include GLSL per-pixel lighting on all surfaces, OpenAL 1.1 support, Ogg Vorbis support, GLSL post-process frame-buffer effects, new scoreboards, a new HUD, stereo music files, light volumes, a voice taunt system, and doppler sound effects. When it comes to the game content, there are seven new maps and two new player characters. The complete change-log for Alien Arena 2009 is available here.
Alien Arena 2009 can be downloaded from PlanetArena.org. Next week we will have up more information and screenshots from this open-source game.