rating statistics. Rails Search Sunspot - Sunspot is a library providing a powerful, all-ruby API for the Solr search engine. Sunspot manages the configuration of persistent Ruby classes for search and indexing and exposes Solr

book development and publishing framework for authors, editors. * [Eeepub](https://github.com/jugyo/eeepub) - EeePub is a Ruby ePub generator. * [Gepub](https://github.com/skoji/gepub) - A generic EPUB library for Ruby : supports EPUB 3. * [Git Scribe](https://github.com/schacon/git-scribe)