Shadowrun is a project mainly written in Ruby, it's free.
Shadowrun 4 related utilities, NPCs, adventures, optional rules, "cheat" sheets, and more.
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Shadowrun 4 related utilities, gear NPCs, adventures, optional rules, "cheat" sheets, and more.
roller : A command line utility for rolling dice for the Shadowrun 4 rule set, written in ruby. roller can do extended, edge, and standard tests, roll arbitrary dice (even ones that can't exist in nature), and a whole lot more
options : So far this includes some new gear. In future this will also include optional rules.
Other material will be added in future.