The Flowdock Ruby SDK by Rally is a gem that allows developers to integrate the Flowdock API's methods into their Ruby applications. This gem has been tested with Ruby 2.1 and JRuby. It's dependencies are HTTParty and MultiJson.
GitHub has rebuilt its desktop Git app from the ground up and has released the new GitHub Desktop Beta. The company also released the GitHub package for Atom which allows users to perform common Git operations from within the editor such as stage whole files or individual lines, and create commits.