Files/Unoficial Addons and Tools

Sticky: Multimedia
Sticky: Network
Sticky: Graphics and design
Sticky: Car and Track
Sticky: Replay and analysers
Sticky: Map and Global

...

Agreed, it's a real mess...

Or maybe a mod system like they use on vbulletin.org.

http://www.vbulletin.org/forum/showthread.php?t=191465