eMule - eMule is a free peer-to-peer file sharing application for Microsoft Windows.
DC++ - DC++ developed by Jacek Sieka.
iMesh - IMesh is a file-sharing and media client platform that was available in more than nine different languages.
EiskaltDC++ - EiskaltDC++ is a program for UNIX-like systems that uses the Direct Connect and ADC protocol.
LimeWire - LimeWire is a free peer-to-peer file sharing platform that is available to use on Windows, Mac OS and Solaris platforms.
AirDC++ - AirDC++ is an easy way to share files between users.