OptionSpace gives fast keyboard access to every menu item on Mac OS X apps, eliminating the need to use the mouse or memorize keyboard combinations.
ShapeShifter theme unifies Mac OS interface, smoothing out progress and scroll bars and using the "Platinum" gradient throughout.
Mouse Distance Measurer tracks and displays the distance your mouse travels.
Computer Glasses II magnifies a portion of the screen to read fine print or images, with adjustable magnification and width.
