The Level One rules are free to build on under CC BY 4.0 — adventures, settings, hacks, supplements, commercial or not. To help players find work that uses the system, you’re welcome to mark yours as compatible.

You may state that your work is “Compatible with Level One,” and link to silentbardgames.com/L1/.

Please don’t use “Level One,” “Silent Bard,” or our logos in a way that suggests we made, reviewed, or endorsed your work. Let your title be the banner, with the compatibility line as a credit beneath it.

Do include the attribution line below somewhere in your work.

That’s it. Go make something.

Attribution

Use the full version where you have room — a credits page, a colophon, an about section:

This work is derived from Level One RPG by The Silent Bard, available at silentbardgames.com/L1 and licensed under a Creative Commons Attribution 4.0 International License (creativecommons.org/licenses/by/4.0). Changes have been made to the original. This work is not endorsed by or affiliated with The Silent Bard or Silent Bard Games.

Use the short version for a footer or a one-page sheet:

Based on Level One RPG by The Silent Bard (silentbardgames.com/L1), CC BY 4.0. Modified from the original.