156 royalty-free maps from Dyson Logos for use in your games and products.
This post was originally published at http://warpedcore.net/2014/04/copyright-trademarks-the-open-game-license-and-you/, and was created from a post I just made on the Paizo forums.
A look at how Chaosium's Basic Roleplaying came to be accessible under the OGL
Updated the Open RPG List with Apocalypse World, Dungeon World, OpenD6, OSRIC, Swords and Wizardry
I’ve started collecting information on Open RPGs, and have set up a searchable table here.