dottorrent-gui - An advanced GUI torrent file creator with batch functionality, powered by PyQt and dottorrent.
qBittorrent - Lightweight and open source torrent client that runs on all major platforms.
Bitford - BitTorrent client for Chrome that can stream videos while they're being downloaded
Deluge - Deluge is a full-featured BitTorrent client for Linux, Unix and Windows.
Torrent File Editor - Qt based GUI tool designed to create and edit .torrent files.
BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.