The latest beta version of G-MOD is out. The most significant addition is the ability to load "Rocket Arena 3" style (MultiArena) maps. The mod now supports playing in specific arenas of such maps, or playing in all arenas at the same time.
The site has also has a pk3 file available for download which adds support for bots in some of the more popular RA3 maps (map1,map11,map12 and map2). So now you can practice with bots in your favorite RA3 maps.
Check out the G-MOD Homepage for the downloads !