expert systems

Solve linear systems of equations.

Template bundle for Keynote (was Keynote Quartet).

Collection of templates for Apple Mail (was Stationery for Mail).

Identify space-consuming files on your hard disk.

Full-featured archive manager.

Very precise calculator.

PhotoRescue is a risk free data recovery solution

Monitor various aspects of the current effective loading of their systems easily and quickly.

Simple backup system aimed at systems administrators.

Maquarium is aquarium management software for the novice or expert fish keeper.