The GEARS OF REVOLUTION adventure path was originally created in 2011 for the D&D 4th Edition and Pathfinder 1E rules systems. Those versions, including the original softcover adventures and the later hardcover compilations, can be found on DriveThruRPG.

The current version of the adventure path is for D&D 5th Edition and is available to EN5ider subscribers in PDF format.

The ADVENTURES IN ZEITGEIST setting hardcover will be for D&D 5th Edition and Level Up: Advanced 5th Edition.