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This is the Gnu-com: Alien Research project ("gcalienr")
This project is hosted by SourceForge.net. The project team describes it as:
A project to dissect the game about the alien menace that has unfortunatly become Abandonware--as well as a really bad arcade game. We are researching X-Com. We can do it, we have the technology to build it bigger, faster, and more slimey.
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