In the World of Greyhawk campaign setting for the Dungeons & Dragons roleplaying game, Otto is a powerful human wizard, and member of the Circle of Eight.

Otto (died 643 or 644) was the mayor of the palace of Austrasia briefly in the mid-seventh century.

otto is a Web-based MP3 database and jukebox which can gracefully organize a very large number of albums. It is suitable for home or office workgroup use, or as an interface to a streaming Internet radio station.

CICS Online Transmission Time Optimizer. An IBM software product which uses data stream compression when sending 3270 data streams.

See Attar.

low waving of the flag by the flag waver.