screen lock

Screen capturing, simplified.

Screen ruler with many features.

Screen effects for presentations and more

Screen Capture and Recording for Mac OS X

Utility for the caps lock key.

Dock shortcuts to lock, logout, restart, shutdown and sleep.

Screenshot Plus can take full screen captures, grab portions of the screen.

Full-screen, minimalist word processor.

Enable the black boot screen with white Apple logo on all Macs.

Adjust screen brightness from the menu bar.