GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.
ReadTheDocs - Spend your time on writing high quality documentation, not on the tools to make your documentation work.
Slate API Docs Generator - Create beautiful, intelligent, responsive API documentation.
MkDocs - Senaste Tweets från Tom Christie (@_tomchristie): "Another positive habit: Getting back into the Uke. Have that satisfying calloused feeling again now, like the fingertips on my left hand have been dropped in wax and dried.
Natural Docs - Natural Docs is an open-source documentation generator for multiple programming languages.
Sphinx Search - Sphinx is an open source full text search server, designed with performance, relevance (search quality), and integration simplicity in mind. Sphinx lets you either batch index and search data stored in files, an SQL database, NoSQL storage.