git-scribe

https://github.com/schacon/git-scribe

git-scribe is a workflow tool for starting, writing, reviewing and publishing multiple forms of a book. it allows you to use asciidoc plain text markup to write, review and translate a work and provides a simple toolkit for generating common digital outputs for publishing - epub, mobi, pdf and html. \ it is also integrated into github functionality, letting you automate the publishing and collaboration process.