Turn any TV into a retro split-flap display. The classic flip-board look, without the $3,500 hardware. And it's free.

A Mac app and command-line tool for fiddling with display mirroring: on/off/toggle

MonitorControl Lite is a simplified version of the popular Mac app MonitorControl providing an even more user friendly experience thanks to the increased convenience, security and user protection offered by the App Store.