The eDonkey network (also known as the eDonkey2000 network or eD2k) is a decentralized, mostly server-based, peer-to-peer file sharing network best suited to share big files among users, and to provide long term availability of said files.is mostly used to share video files, full music albums and computer programs.There are two families of server software for the eD2k network:one from MetaMachine, written in C++,another is eserver, written in pure C.