Kailleraclient (2014/04/20) is released. Open Kaillera is an open-source server and client library, aimed to extend and improve maintaining backward-compatibility with the Kaillera netplay protocol.Kaillera enables emulators to play on the Internet.With Kaillera you can enjoy playing video games with others from all over the world.it consists of a client and a server. The client is usually embedded into your favorite emulator and the server is a stand-alone application that needs to be run on a machine directly wired to the Internet.

Download: Kailleraclient (2014/04/20)
Source: Here