Need for Speed World is an upcoming massively multiplayer online action driving game which is still in closed beta. In this game, you can race with your friends or compete against thousands of other players in a seamless open world.
FilePlanet, one of most visited video game download sites, is providing keys for the beta. You can Signup for the Beta quickly. This is a closed beta and available only for users in North America and Canada. The actual game is a 1.5GB update after the 5MB client is downloaded.