SoulSeek is an ad-free, spyware-free file-sharing application dedicated predominantly to the free trade of electronic music and the promotion of unsigned artists. Search for and share all kinds of files, including MP3s. It also includes chat rooms, and it features a buddy list for your favorite users. The latest version includes an improved search engine and added wish list functionality.
BitSpirit is a powerful and easy-to-use BitTorrent client which provides not only full BitTorrent protocol implementation but also many personalized features.It supports simultaneous downloads, download queue, UPNP port-maping, NAT traversal(UDP transport), select downloads from multiple files torrent package, disk cache, chatting with other peers, torrent market,ip-filter, etc. In 3.0 or above versions of BitSpirit, it also supports DHT network - which is based on Kademlia protocol, and fully compatible with Bittorrent official client.
LimeWire is the world´s fastest P2P file-sharing application, letting users share and search for all types of computer files, including movies, pictures, games, and text documents. The application´s other features include dynamic querying, the ability to preview files while downloading, advanced techniques for locating rare files, and an extremely intuitive user interface.
LimeWire is compatible with the Gnutella file-sharing protocol and can connect with anyone else running Gnutella-compatible software.