Mac users interested in Torrent for osx leopard generally download:
Download torrents on your Mac. View a list of already downloaded files, those in the process of downloading, and tweak directories, network, scheduler, remote, and paired devices settings. Schedule your downloads, set the bandwidth priorities, and encrypt protocols.
uTorrent is the world's most popular BitTorrent client, and is now available for Mac.
uTorrent Mac introduces uTP, a new lightweight BitTorrent protocol that makes incredibly efficient use of network bandwidth while reducing network problems.
uTorrent also supports the Protocol Encryption joint specification (compatible with Azureus 2.4.0.0 and above, BitComet 0.63 and above) and peer exchange.
uTorrent was written with efficiency in mind.
Xtorrent is a BitTorrent client and search tool for the Mac. It was written from the ground up in Cocoa and makes this tool a very native app. Xtorrent comes with a search feature that allows you to find new torrents. By default, Xtorrent looks in ClearBits, Google, Yahoo! for torrents.