Peerflix - Streaming torrent client for Node.js
JSTorrent - Torrent client for Google Chrome and Chromebooks
Webtor - Download and play torrents with free cloud BitTorrent client
aria2 - aria2 is a lightweight multi-protocol & multi-source command-line download utility. It supports HTTP/HTTPS, FTP, SFTP, BitTorrent and Metalink.
WebTorrent Desktop - Stream torrents
Notflix - Notflix is an app that lets you stream your favorite movies and TV shows.