Doxygen 1.7.6.1
Hugo (The world’s fastest framework for building websites)
See also
https://www.gatsbyjs.org/
https://twitter.com/gatsbyjs
https://gql.foundation/members/
https://github.com/gatsbyjs/gatsby
https://www.gatsbyjs.org/blog/2019-07-03-using-themes-for-distributed-docs/
https://www.gatsbyjs.org/docs/mdx/