Legendary high performance, massive and extra featured text-based bittorrent client written in C++ combined with simple and elegant skins-ready user interface. Ultra-fast torrents downloads with powerful remote management from any browser and mobile devices. Bundle pack available as easy-to-install application designed for QNAP TurboNAS servers.

The libtorrent library – heart of rtorrent differentiates itself from other implementations by transferring data directly between file pages mapped to memory by the mmap() function and the network stack. On high-bandwidth connections, it claims to be able to seed at 3 times the speed of the official client.

http://forum.qnapclub.pl/download/rtorrent-x86.17/