Meta-VCS in Pure Ruby
"Harsh: Another Rails Syntax Highlighter," is just that - it highlights code in Rails, much like Radiograph or tm_syntax_highlighting. However, it does it well, _better_. Oh, and it also supports Haml, as well as ERb. And it comes with rake tasks.
Remote, IP-Based Geolocation for everyone!
Accessible Static Analysis for Ruby
Profanalyzer has one purpose: analyze a block of text for profanity. It is able to filter profane words as well.
PythonConfig is a module with classes for parsing and writing Python configuration files created by the ConfigParser classes in Python.
Create man files declaratively. Includes rake tasks, and a rubygems plugin.
Boost.Regex wrapped in Ruby
Use the blogger API, without the XML.
I was so bored, I wrote code for the API of a site that I visit when I'm bored.
Converts Ruby files to and from Ruby 1.9's Hash syntax
Regex searching on Arbitrary Objects
Tweaks Ripper ASTs to how they should be
Tagal.us API wrapped up in a tidy gem.
Validate your Rails models against profanity. Don't filter; block!