Transmission Client gives you a nice and user friendly way to remotely control a Transmission Bit-Torrent client daemon via its RPC protocol. Transmission Client provides almost all available functions supported by Transmission RPC protocol.
Short features list:

• SSL connection support
• Download information displaying torrents processing progress and speeds
• Download complete notifications
• Add torrent by URL, magnet link or file
• Set torrents and files priority
• Automatic refresh