Fast and easy syntax highlighting for selected languages, written in Ruby. Comes with RedCloth integration and LOC counter.

Rouge aims to a be a simple, easy-to-extend drop-in replacement for pygments.

jQuery.Syntax is a light-weight client-side syntax highlighter.

Ruby wrapper for pygmentize.

Highlight highlights code in more than 20 languages. It uses the Pygments syntax highlighter and adds a simple Ruby API over it. It also provides helpers for use in your Ruby on Rails views.

Harsh: Another Rails Syntax Highlighter. Ultraviolet-based syntax highlighting for rails, for ERb or Haml. Better than the rest.

Ultraviolet syntax highlighting gem for Ruby18 and Ruby19

Converts source code into a (bookmarked, themed, and syntax highlighted!) PDF.

This Rack middleware component uses the CodeRay gem to automatically format code syntax by detecting a specific container in the final rendered markup.

Rack middleware used to automagically format your code blocks using pygmentize

Ink is a wrapper for Pygments, a nice Python syntax highlighting library and formatters like RDoc, Markdown and Textile.

web service for formatting text with the ultraviolet lib. ruby 1.9 only

a gem to get syntaxhilight via ultraviolet

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