This repository hosts the HTML Standard. Code of conduct We are committed to providing a friendly, safe and welcoming environment for all. Please read and respect the WHATWG Code of Conduct. Contribution opportunities We appreciate all contributions, see the guidelines for contributing for details, including information on how to build HTML output from the source file so you can preview your changes locally. Tests Tests are in the html/ directory of the web-platform-tests repository. Blame As the source file is too large for GitHub's blame utility, use blame for source on searchfox instead.