http://en.wikipedia.org/wiki/File_sharing

http://www.limewire.com/

http://www.filebuzz.com/files/Music_Sharing_Programs/1.html

http://compnetworking.about.com/od/p2ppeertopeer/tp/p2pfilesharing.htm

http://www.filebuzz.com/files/Free_Music_File_Sharing/1.html

http://www.cc-file-transfer.com/file-sharing.htm

http://netforbeginners.about.com/cs/3/a/winmx_review.htm

http://www.movies-games-and-music.com/filesharing.html

http://www.topshareware.com/004009-1-1.htm

http://www.cc-file-transfer.com/