TrackMania - The most popular online PC racing game.
TORCS - TORCS, The Open Racing Car Simulator is a highly portable multi platform car racing simulation.
Stunt Rally - Stunt Rally is a racing game with rally style of driving, mostly on gravel.
SuperTuxKart - 3D arcade-style MK-like kart racing game
Asphalt - Asphalt is a series of racing video games that was developed and published by Gameloft.
Forza Horizon - Forza Horizon is a Marvelous, Action-Adventure, Racing, Single and Multiplayer video game developed by Playground Games and published by Microsoft Studios.