The torrent caching system is released as opensource so you and others can use it on you server, click the link below to download it
DownloadTorrentCaching
TorrentCaching was created for the swedish website tankafetast.com but was released as opensource so everyone who needs a simple system to cache torrent files so they dont get lost on the internet (we all know that feeling)
Creator
TorrentCaching is developed by Wuild who has been developing many large swedish torrents and streaming websites