gem-compare is a RubyGems plugin that helps to compare versions of the given gem. It searches for differences in metadata as well as in files.

Create gem dependency graph

Command-line tool to display information about all the gems in a project's Gemfile

One click Rails deployment

Self-hosted dependency monitoring, including shiny badges.

Deriving Licence finds the license agreements for all gems in your Gemfile if included in your project, or in a Gemfile passed to the included binary

gemfile2opml is a command line tool which generates OPML from Gemfile. You can subscribe libraries' update on your favorite feed reader.

gemfile_utils provides command line interface to modify Gemfile with annotations and comments

Lowendinsight gleens information for project dependency specifications including transitive dependency lists and version status.

QAT-Web is a browser controller for Web testing, with support for various browsers and webdrivers. Includes various classes for easier planning and implementation of web interactions, using the Page Objects Pattern.