Graphical Mods

Radar Range Mod: displays maximal radar ranges and other useful info on the world map.
Ring Explosion: replaces the explosion blob with a ring, so you can see what was just nuked better.
Small Font: smaller versions of the font textures for users of old graphic cards.

Code Mods

GLFinish: patch for the Linux version of the game that calls GLFinish() every frame; fixes mouse sluggishness on some systems.