GitHub Flavored Markdown - GitHub uses "GitHub Flavored Markdown," or GFM, across the site--in issues, comments, and...
Doxygen - Generate documentation from source code
DocBook - DocBook is a schema (available in several languages including RELAX NG, SGML and XML DTDs, and W3C...
Docsify.js - A magical documentation site generator.
pandoc - Pandoc is a Haskell library for converting from one markup format to another, and a command-line...
GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.