Repository used during WCAG 2.1 development. New issues, Technique ideas, and comments should be filed at the WCAG repository at https://github.com/w3c/wcag.
WCAG 2.1 was published as a W3C Recommendation June 2018.
This repository was used to develop content for WCAG 2.1, as well as associated understanding documents and techniques. It is no longer in use and this repository is merely an archive.
Work on new versions of WCAG, as well as support material for all versions of WCAG, now takes place in the wcag repository.