TrackMania - The most popular online PC racing game.
GRITS Racing - Up to 8-players racing on one screen. Part physics-based racecar simulator, but mostly silly.
SuperTuxKart - 3D arcade-style MK-like kart racing game
Need for Speed - Official site of Need for Speed Payback, an action driving fantasy that's the newest game in the popular car racing video game franchise, Need for Speed.
GeneRally - GeneRally is a simple, moddable, top-down arcade racing game for 1-6 players
Asphalt - Asphalt is a series of racing video games that was developed and published by Gameloft.