3 ms·

Far as I can tell it's just a regular tracker.

• johnpowell 7y ago
  And it has been around for over a decade.
• daneel_w 7y ago
  The irregular (open) bit is that it does not require uploading torrents for them to be accepted by the tracker. You can freely announce a hash, no pre-requisites, and the torrent will exist in the swarm.