Spending hours in the ruby console? Spruce it up and show off those hard-working hands! jazz_fingersreplaces IRB with Pry, improves output through amazing_print, and has some other goodies up its sleeves.

The command line interface to Learn.co.

The command line interface to Learn.co.

LLRB is LLVM-based JIT compiler for Ruby. Note that this gem can be only installed to fork of CRuby.

Mailgun library for Ruby

MediaInfo is a class wrapping the mediainfo CLI (http://mediainfo.sourceforge.net) that standardizes attributes/methods and also converts most values into something Ruby can understand.

Small images are small! Compress yours during middleman build.

Ruby gem that automatically adds a lock timeout to all Active Record migrations

Rails session stores for Mongoid, or any other ODM. Rails 4 compatible.

A library and CLI tool for launching services into AWS.

Naughty or Nice simplifies the process of extracting domain information from a domain-like string (an email, a URL, etc.) and checking whether it meets criteria you specify.

Ngrok-tunnel gem is a ruby wrapper for ngrok

Nyaplot is an Interactive plots generator based on Web technology like SVG, WebGL, and JavaScript. It enables us to create interactive plots interactively on IRuby notebook, a web-based Ruby environment. Nyaplot is totally web-based gem and plots can be embedded into Rails or Sinatra seemlesly. Supported charts include basic 2D plot, 3D plot, Map plot and plot for Biology. See nbviewer (http://nbviewer.ipython.org/github/domitry/nyaplot/blob/master/examples/notebook/Index.ipynb) to overview what plots can be created with nyaplot and how to do it.

OmniAuth provider for Microsoft Office365

Pagar.me's ruby gem

An application generator from Platanus

A declarative DSL for building filters and sorts with Rails and Active Record

Pivotal Tracker Command Line Interface

Adds the ability to pull random records from ActiveRecord

A handy dandy way to avoid using #accepts_nested_attributes_for