Welcome!

This is the documentation for EPUBCheck, the official conformance checker for EPUB publications. Thanks for visiting these docs!

• Getting started
  Learn the basics on how to get started with EPUB checking
• User references
  Read all the details on using EPUBCheck
• Getting Help
  Check our troubleshooting section or see where to get more help
• Contributing
  Want to help us make EPUBCheck awesome? See our contribution guides!
• Developer References
  Read more details on the code base and the project’s organization on GitHub.