Forza Horizon - Forza Horizon is a Marvelous, Action-Adventure, Racing, Single and Multiplayer video game developed by Playground Games and published by Microsoft Studios.
TrackMania - The most popular online PC racing game.
RaceRoom - Race with real drivers, cars, tracks and series in a realistic sim
TORCS - TORCS, The Open Racing Car Simulator is a highly portable multi platform car racing simulation.
Live for Speed - Live for Speed is a Racing, Single and Multiplayer Simulation by Scawen Roberts.
Real Racing - Experience all of the excitement, competition and glory of championship racing.