GoodData API Ruby Gem
A Ruby client access library for Microsoft Exchange Web Services (EWS)
icalendar.rb main repository
A light-weight job scheduling system built on top of resque
The official Airbrake library for Ruby on Rails. Links to other Airbrake libraries are in the ReadMe.
Ruby Date Recurrence Library - Allows easy creation of recurrence rules and fast querying. See https://github.com/greenriver/ice_cube/tree/issues/50-from_ical for the purpose of this fork.
a clone of the vpim project on rubyforge (patched geolocation support)
WEBDAV Handler for Rack
commonthread-rails is a collection of things that make rails development better for us