- OSX
- Linux
- Windows
- iOS
- All
- Marp, Markdown to slide
- OSX
- GitHub Flavored Markdown
- GitLab Flavored Markdown
- kramdown
- MultiMarkdown
- Pandoc's markdown
- PHP Markdown Extra
- R Markdown
- Maruka
- API Blueprint
- MSON
- C
- JavaScript
- commonmark.js
- showdown, not maintained any more
- pagedown, StackOverflow
- coreyti/showdown
- marked
- Remarkable
- PHP
- Python
- Ruby
- maildown, 轉為日本常用商業郵件格式
- 電電 Markdown,擴充語法,轉為電子書,非開源
- mdx Markdown in JSX
- mdx-deck MDX-based presentation decks
- mdxc Convert markdown to React Component
感謝 WM 協助整理