Soulseek - Soulseek® is a unique ad-free, spyware free, and just plain free file sharing application.
BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.
LimeWire - LimeWire is a free peer-to-peer file sharing platform that is available to use on Windows, Mac OS and Solaris platforms.
iMesh - IMesh is a file-sharing and media client platform that was available in more than nine different languages.
Shareaza - Shareaza is the most luxurious and sophisticated file sharing system you'll find.
Fopnu - Fopnu is P2P File Sharing System. 100% Free, Simple and Easy to Use. Contains NO Spyware and NO Ads.