Dragons of Atlantis is a free real-time strategy game in which you can harness the wisdom and mysterious powers of the Ancient Ones to build an expansive empire and conquer your enemies. You can raise a great and powerful dragon to defend your city and conquer adversity with an army of dragons, minotaurs and giants.
Creates and organizes family history databases
Creates layouts for printed circuit boards
Creates and edits biological sequence models
Artha is a free cross-platform English thesaurus that works completely off-line
Designs and updates printed circuit board projects
PhET is a collection of physics simulations from University of Colorado
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