LimeWire – The Fastest P2P File Sharing Program on the Planet, running on the Gnutella Network.
It is open standard software running on an open protocol, free for the
public to use. LimeWire allows you to share any file such as
mp3,avi,jpg,tiff, etc., allows you to search for multiple files at the
same time,available in several different languages, and is most famous
for its ease-of-use and cross-platform compatibility. Limewire is
written in Java, and will run on Windows, Macintosh, Linux, Solaris,
and other computing platforms.