Scribus - Scribus is a desktop publishing (DTP) application.
Markdown by DaringFireball - Text-to-HTML conversion tool/syntax for web writers, by John Gruber
Adobe InDesign - Adobe InDesign is a desktop publishing software application.
GitHub Flavored Markdown - GitHub uses "GitHub Flavored Markdown," or GFM, across the site--in issues, comments, and...
Microsoft Publisher - Microsoft Publisher is an entry-level desktop publishing solution.
Texy! - Texy! is a lightweight markup language as well as converter of this format to XHTML, in a form of a...