eMule - eMule is a free peer-to-peer file sharing application for Microsoft Windows.
Kazaa - Kazaa is another peer-to-peer file sharing platform, use FastTrack protocol licensed by Joltid Ltd and operated as Kazaa by Sharman Network.
BitTorrent - BitTorrent is a peer-to-peer program developed by Bram Cohen and BitTorrent, Inc.
Vuze - Vuze is a free BitTorrent client used to transfer files via the BitTorrent protocol.
Soulseek - Soulseek® is a unique ad-free, spyware free, and just plain free file sharing application.
Ares Galaxy - Ares Galaxy is an open-sources, peer-to-peer (p2p) file sharing software that has its own powerful decentralized supernode network.