MLDonkey is a multi-platform multi-network peer-to-peer client.

MLDonkey is an open source, free software multi-network peer-to-peer application. It is also the name of the peer-to-peer overlay network that the MLDonkey uses. Originally a Linux client for the eDonkey protocol, it now runs on many flavors of Unix-like, Mac OS X, Windows and Morph OS and supports numerous peer-to-peer protocols.