.DMO File Extension

File created by Duke Nukem 3D, a first-person shooter game developed with the Build game engine; contains a game recording of player actions and world events; enables players to replay multiplayer sessions.

Demo of math functions recognized and run by Derive, "the mathematical assistant for your PC"

Movie database created with Movienizer, a movie organization program; includes information about each movie, such as actors, producers, and color posters; also keeps track of which movies are owned, loaned to others, or in a wish list.

Game file created by Cube 2: Sauerbraten, a free first-person shooter game; contains a recording of a single or multiplayer session; includes the player movements, game events, and chat log; enables Cube 2: Sauerbraten to replicate an exact replay of the game.

Cube 2: Sauerbraten game clients can download DMO files from the host server that recorded the demo. Once downloaded, they can be played in local mode.

NOTE: DMO files do not contain video data. If you would like to record a video session, use Cube 2: Sauerbraten's movie recording functionality to save an .AVI file.