eMule - eMule is a free peer-to-peer file sharing application for Microsoft Windows.
DC++ - DC++ developed by Jacek Sieka.
Fopnu - Fopnu is P2P File Sharing System. 100% Free, Simple and Easy to Use. Contains NO Spyware and NO Ads.
AirDC++ - AirDC++ is an easy way to share files between users.
Emule Beba - Originally beba was concepted as a "light" eMule version.
ApexDC++ - ApexDC.net is the home of an innovative P2P program using the Direct Connect and ADC networks.