Resolution Management
Whether you prefer to use the menu bar or nested contextual menus, SwitchResX gives you constant, simplified access to the resolution management options you need.

Controls include:
Monitor Resolution
Color Depth
Video Mirroring
Display Rotation
Display Overscan

Bountiful Features
Save your desktop layout, locking and maintaining icon and window positions for all of your open applications every time you start up your Mac. SwitchResX lets you instantly restore your desktop even after resolution-altering events like connecting or disconnecting your external monitor.
Disable or deactivate a monitor without physically unplugging it, allowing you to use your MacBook in clamshell mode with an external monitor, keyboard and mouse
Link your monitor settings with system events: Key shortcuts, Apple Scripts, Application launches and more.
Take complete control over your display resolution: Advanced features let you create and enable new resolutions for your monitor, HDTV, Plasma or LCD screen or Video Projector.

Requirements: Intel OS X 10.6 or later

Home Page - http://www.madrau.com/