eMule - eMule is a free peer-to-peer file sharing application for Microsoft Windows.
Fopnu - Fopnu is P2P File Sharing System. 100% Free, Simple and Easy to Use. Contains NO Spyware and NO Ads.
Emule Beba - Originally beba was concepted as a "light" eMule version.
Shareaza - Shareaza is the most luxurious and sophisticated file sharing system you'll find.
BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.
aMule - aMule - the all-platform P2P client!