GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
Typorama - Typorama: Text on Photo Editor is a Typography Art and Poster Maker application created and published by Apperto Ltd.
MkDocs - Project documentation with Markdown.
TypeSlab - Simple, shareable typographic posters
Archivy - A self-hosted knowledge repository that allows you to safely preserve useful content that contributes to your own personal, searchable and extensible wiki.
Bold - Ultra-fast anonymous publishing platform.