Acceptance test framework for web applications

An opinionated framework for creating REST-like APIs in Ruby.

Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

Ruby implementation of GraphQL

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

EventMachine: fast, simple event-processing library for Ruby programs

IdentityCache is a blob level caching solution to plug into Active Record. Don't #find, #fetch!

Ruby/Git is a Ruby library that can be used to create, read and manipulate Git repositories by wrapping system calls to the git binary.

Ruby ASCII Table Generator, simple and feature rich.

Object-Hash Mapping for Redis

Validation library with type-safe schemas and rules

A mocking and stubbing library for Ruby

Automatically save screen shots when a Capybara scenario fails

Restarts an app when the filesystem changes. Uses growl and FSEventStream if on OS X.

📃 Create customizable MiniTest output formats.

A Ruby based DSL for building JMeter test plans

🎨 The Ruby 2D gem

EventMachine-based RabbitMQ client. Prefer Bunny: https://rubybunny.info. See documentation guides at https://ruby-amqp.github.io/amqp/.

Cross-platform Ruby library for managing child processes.

fast, accurate ctags generator for ruby source code using Ripper

3D Graphics Library for Ruby.

Coercion and validation for data structures

Automatic ctags generation on gem install

❓ tells you which method does the thing you want to do

Concurrent wrappers for native Ruby IO & Sockets.

Geometric primitives for Ruby

A simple Ruby client for RediSearch module

An Entity Component System in Ruby

small but useful annotation library for Ruby