Myst is a graphic adventure puzzle video game designed and directed by the brothers Robyn and Rand Miller. It was developed by Cyan, Inc. and published by Brøderbund. The Millers began working on Myst in 1991 and released it for the Macintosh on September 24, 1993; it was developer Cyan's largest project to date. Remakes and ports of the game have been released for platforms including Sega Saturn, PlayStation, 3DO, Microsoft Windows, Atari Jaguar CD, CD-i, AmigaOS, PlayStation Portable, Nintendo DS, iOS, and OS X.