Markdown by DaringFireball - Text-to-HTML conversion tool/syntax for web writers, by John Gruber
Asciidoctor - In the spirit of free software, everyone is encouraged to help improve this project.
Textile - Textile is a lightweight markup language originally developed by Dean Allen and billed as a...
pandoc - Pandoc is a Haskell library for converting from one markup format to another, and a command-line...
Typora - A minimal Markdown reading & writing app.
Docutils - Docutils is an open-source text processing system for processing plaintext documentation into...