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Xonotic 0.9 - Mapping - Project MilestoneOpen Xonotic / xonotic-maps.pk3dir
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Gamecode-driven (QC) Physics - Group MilestoneOpen Xonotic
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Q3A, Q3TA, DeFRaG, CPMA, QL compatibility - Group MilestoneOpen Xonotic
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The Great Dark Bugsquash - Project MilestoneOpen Xonotic / DarkPlaces
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The Great Dark Overhaul - Project MilestoneOpen Xonotic / DarkPlaces