Dragonsfoot The home of 1st Edition AD&D (contains material for classic D&D, AD&D 1st Edition and AD&D 2nd Edition as well as floor plans and much more.) http://www.dragonsfoot.org/
RuneQuest The new edition of RuneQuest is published under an open licence. (The RuneQuest SRD and Developer's Kit (445 Kb), RuneQuest Companion SRD (114 Kb) and RuneQuest Monsters SRD (168 Kb) can all be downloaded here.) http://www.mongoosepublishing.com/home/series.php?qsSeries=39
Traveller Playtest Document (v3.2) Beta version of Traveller RPG from Mongoose Publishing http://www.mongoosepublishing.com/pdf/Traveller%20Playtest%20Doc.pdf
d20 System (cross reference) Free resources for d20 System (including things for all current and old Dungeons and Dragons campaign settings and d20 Modern) are listed elsewhere - please see our d20 System links http://uk.groups.yahoo.com/group/virtualeclipselrp/links/d20_system_001071937434
