Know what changed in your OpenAPI specifications.

openapi-changes is the world's sexiest OpenAPI breaking change detector.
openapi / changes in pink and blue

If you want to diff OpenAPI specifications in a human-readable way, with a unique and beautiful user experience that:

  • Works with OpenAPI specifications across local files, git revisions, git history, and GitHub-hosted files
  • Has a built-in time machine for walking changes over time
  • Works locally and in CI/CD
  • Can generate terminal, markdown, JSON, and HTML views from the same change engine

Then you can stop looking, you just found it.

Want a quick install check? Run openapi-changes version to print the raw build version string.