diff --git a/README.md b/README.md
index 6e7bc66..f27b085 100644
--- a/README.md
+++ b/README.md
@@ -65,3 +65,10 @@ An open, browser-first tool from **[API Commons](https://apicommons.org)** — f
 - [API Experience](https://experience.apicommons.org) — DX/AX layer + coverage scorecard
 - [API Validator](https://validator.apicommons.org) — lint OpenAPI/AsyncAPI/Arazzo/JSON Schema in-browser
 - [Model Library](https://library.apicommons.org) — versioned model library + drift/breaking-change detection
+
+## License
+
+**[Apache-2.0](LICENSE).**
+
+API Commons licenses **code** under Apache-2.0 and **artifacts** — schemas, rulesets,
+examples and API descriptions — under CC BY-NC-SA 4.0.