Mapping Tools
Nasa World Wind
Mapping tool similar to Google Earth for Windows. Must have the .NET Framework installed.
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Stars and Outer Space
Celestia
Open-source 3D planetarium software. Akin to traveling through space (outer space).
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Stellarium
"Renders realistic skys in realtime." See what you would see if your city wasn't so light-polluted. Used in real planetariums.
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Also see: macORSA - Orbit Reconstruction, Simulation, and Analysis
Open Source games !!! :
Games
Marathon: Aleph One
Engine for Bungie's free FPS series Marathon. Play online, solo play with rich original story, many total conversions and thousands of maps.
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Zombies
3D zombie strategy game.
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Armagetron Advanced
3D Tron game.
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BZFlag
First-person tank game.
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Battle for Wesnoth
Fantasy / Strategy Game
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Also see: Snes9X (SNES emulator),
Frozen Bubble
Free File Hosting
CC Publisher
Host Creative Commons video or audio files for free on archive.org with this easy uploader.
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