2. KronicA dirt simple library for parsing and formatting human readable dates
3. PoniardA dependency injector for Rails for writing clean controllers.
5. LesstileConverts text formatted with an exceedingly simple markup language into HTML - perfect for comments on your blog.
6. EnkiA Ruby on Rails blogging app for the fashionable developer. It's better than Mephisto or SimpleLog
9. kamelCreate KML files for tasty overlays on google earth and google maps
10. db2s3A rails plugin to backup Mysql to Amazon S3
12. classifierClassifier is a general module to allow Bayesian and other types of classifications.
13. jquery-enumerableThe only fully tested and API consistent enumerable plugin for jQuery (collect, inject and friends)