Ruby on Rails

🌐 Jekyll is a blog-aware static site generator in Ruby

Classier solution for file uploads for Rails, Sinatra and other Ruby web frameworks

A static analysis security vulnerability scanner for Ruby on Rails applications

Code smell detector for Ruby

A fully configurable and extendable Git hook manager

Simple one-liner tests for common Rails functionality

Ruby: 2 CPUs = 2x Testing Speed for RSpec, Test::Unit and Cucumber

Debugging in Ruby 2

A high performance implementation of the Ruby programming language, built on GraalVM.

📈 The Rack Based A/B testing framework

A markdown based documentation system for style guides.

Gruff graphing library for Ruby

Simple Lightweight Option Parsing - ✨ new contributors welcome ✨

Make any Ruby object quack like ActiveRecord

The instafailing RSpec progress bar formatter

Font-Awesome Sass gem for use in Ruby/Rails projects

Official gem repository: Ruby kernel for Jupyter/IPython Notebook

Adds support for creating state machines for attributes on any Ruby class

[MIRROR] Ruby interface to the GraphViz graphing tool

retry randomly failing rspec example

Knapsack splits tests evenly across parallel CI nodes to run fast CI build and save you time.

Scope-based authorization for Ruby on Rails.

Show failing specs instantly

A Rails database query counter that stays out of your way

The ruby gnuplot gem [gnuplot] [rgnuplot] (official releases of the gnuplot gem are from rdp branch)

Efficient text classification and representation learning for Ruby

Complete authorization solution for Rails that supports roles and a RESTish, resource-style declaration of permission rules.

A gem for memoization in Ruby