CommaVid Inc. was a game developer and publisher for the Atari 2600 that released six games between 1981 and 1983, plus a programming tool for the console. The company was founded by Dr. Irwin Gaines, Dr. John Bronstein, and Dr. Joseph Biel under the name Computer Magic Video, which was shortened to Com Ma Vid, or CommaVid. It was based in Aurora, Illinois.