aMule is an eMule-like client for the eD2k and Kademlia networks, supporting multiple platforms. (GPL)

Ares is a free open source file sharing program that enables users to share any digital file including images, audio, video, software, documents, etc. (GPL)

The DreaMule is a file sharing aplication, based on eMule, that the focus is speed, features, and easy of use. (GPL)

eMule is a peer-to-peer file sharing application for Microsoft Windows. (GPL)

FrostWire is a peer-to-peer file sharing program for the Gnutella and BitTorrent protocols. FrostWire is written in Java, and is a fork of LimeWire. (GPL)

KCeasy is a windows front end for the giFT filesharing system. Plugins allow giFT to support different kinds of filesharing networks. (GPL)

LimeWire is a fast, easy-to-use file sharing program that contains no spyware, adware or other bundled software. (GPL)

MLdonkey is the most powerful peer2peer application for the edonkey2000 network! (GPL)

Poisoned is a free peer-to-peer computer program for Mac OS X. It is a front-end to giFT. (GPL)