Loops is a small and lightweight framework for Ruby on Rails, Merb and other ruby frameworks created to support simple background loops in your application which are usually used to do some background data processing on your servers (queue workers, batch tasks processors, etc).

Lowkiq

Ruby library for the WHM & cPanel API; It's not a half day or anything like that

The new de-facto for API testing your Rails application

A mails preview Engine which provides a table view for all mails under tmp/mails.

A user-centric voting extension for Rails 3 applications.

ManageIQ SmartState Analysis

Have a weird conversation with a computer.

Structured, documented, powerful event emitting library for Mixpanel and other such systems.

MetricFu is awesome! The only problem is that it's kinda obtrusive. Metrical provides a executable so you can run metric fu on any project without making changes to the project.

A Ruby gem to parse HTML containing microformats2 and classic microformats that returns a collection of dynamically defined Ruby objects, a Ruby hash, or a JSON hash.

Parses HTML for microformats and return a collection of dynamically defined Ruby objects

Adds ability to invalidate a specific set of files in your CloudFront cache

A nice Ruby interface to your system's MIDI services. MIDIator was inspired by Topher Cyll's fantastic Practical Ruby Projects book. In it, Topher describes how to interact with the MIDI providers in OSX, Linux, and Windows. As I was reading the book, I noticed some things I would do differently, which got me thinking that maybe it would be valuable to package up my modifications to the book's code and release it as a gem.

Easier schema management for Rails that complements your domain model.

Command line interface to communicate over Modbus TCP

Gem para utilização da API MoIP

Keep data in sync as you denormalize across any type of relation.

Add SQL like auto-incrementing fields to your Mongoid documents.

Provides fields and methods for the rating manipulation on Mongoid documents.