use screen

Apple provides keyboard controls to control backlighting.

ScreenCorder 5 captures and records all your desktop activity in minutes.

Overlay a transparent digital measurement sheet, to trace diagrams and designs.

Create your own screenmates

Create your own multimedia screensavers for fun and profit

This is a script for ruby.

Reference: "ask by pointing" on all email screens. Practice: 100+ email tasks.

Screen capture software record screen to avi movie files,

Screen capture, edit image and screen grabber tool.

ThunderSoft Free Screen Recorder is an easy to use screen recording software for windows.