http://www.bearshare.com
2. Morpheus.com
http://www.morpheus.com
3. Limewire
http://www.limewire.com
4. Shareaza
http://www.shareaza.com
5. Gnucleus
http://www.gnucleus.com
6. Kazza.com
http://www.kazza.com
7. XoloX
http://www.xolox.com
8. MP3 Rocket
http://www.mp3rocket.com
9. FrostWire
http://www.frostwire.com