In several of the cases listed here, the game's developers released the source code expressly to prevent their work from becoming abandonware. The source code of these commercially developed and distributed video games is available to the public or the games' communities. This is a list of commercial video games with available source code. For commercial games which were released as freeware without source code, see List of commercial video games released as freeware. For open source video games, see List of open source video games.