Online Rules ReferenceOnline Rules Reference
The complete Old-School Essentials Classic Fantasy game, online for free! Perfect for introducing new players to the game.
Generator ToolsGenerator Tools
A set of online tools to quickly roll encounters, treasure hoards, magic items, NPCs, and more.
Old-School Essentials ErrataOld-School Essentials Errata
A document listing any little errors fixed in each printing of the Old-School Essentials rule books and adventures.
Third-Party ProductsThird-Party Products
A massive range of Old-School Essentials adventures, settings, and supplements published by other companies.
Third-Party LicenseThird-Party License
Want to publish something for Old-School Essentials? We have a simple, free-to-use license.