xbtitFM
This system was created by our developers after a long experience on working in the bittorrent world and most of them begin to collaborate already when we released btit 1.x. After working for 2 years on the core and making new hacks available, we are proud to present our latest "baby" 
xbtitFM!
xbtitFM is the best and easiest way to setup a complete bittorrent tracker system, you will ba able to add/remove feature only with a single click!
You'll be able to use it even if you aren't a php guru or a server's expert, the main requirements for it's use are:
- Web server (dedicated server is better)
- Apache or Lighttpd
- Mysql (4.1 or higher)
- php (5.2 or higher)
- enthusiasm!
Main features are:
- Work on Windows, Linux, Unix, Mac, etc
- Complete users system
- Complete torrent control
- Internal forum or smf integration
- Admin Control Panel
- User Control Panel
- Many styles
- Securized signup with captcha
- Users Groups management
- more