TorrentFlux
TorrentFlux is a web-based system for managing bit torrent file transfers. It is an open source package (GPL) and developed for Linux, Unix & BSD platforms on the ubiquitous LAMP stack. Manage all aspects of your Torrent transfers through the secure and convenient web interface from anywhere you can get Internet access! You can even set your system up to subscribe to (& auto-download) rss torrent feeds and start your transfers while youre away (during the night, as other transfers finish, or however else you like if you write script!). The transfer themselves are performed on top of the Bit Tornado package, TorrentFlux provides a web interface for these scripts and the ability to manage multiple transfers, users and even protocols (receive completed files via http) all from the web gui
