Add a blog to your Rails application in minutes with this mountable Rails Engine

Rack middleware used to automagically format your code blocks using pygmentize

Albeano lets you to write language specifics code snippets within text and returns Pygments generated HTML syntax highlighted code

This gem provides support for using the formal documentation of Alf.

Eggplant is a Sinatra web app that reads simple markdown files for a presentation.

CMS engine to deliver multiple sites. Based on Mongoid.

Slide'em up is a tool for writing guides in markdown

Jekyll plugins and hacks

#Ruby on #Rails CMS with #Crowdsourcing support changes: http://bit.ly/home-page-0-0-6

Takes some content and parses it depending of the format your specify (HTML or Markdown)

Uses Albino and Pygmentize to add highlighting to code blocks

A MarkDown TextEditor with jQuery and Markitup! and redcarpet

Stasis is a dynamic framework for static sites.