The Ruby Programming Language

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

Library for stubbing and setting expectations on HTTP requests in Ruby.

A gem providing "time travel", "time freezing", and "time acceleration" capabilities, making it simple to test time-dependent code. It provides a unified method to mock Time.now, Date.today, and Da…

Tools to transcode, inspect and convert videos.

A transparent service discovery framework for connecting an SOA

A service registration daemon that performs health checks; companion to airbnb/synapse

Lightweight, non-opinionated Continuous Integration

Picking up where Ansible falls down