Your self-hosted, globally interconnected microblogging community

A Ruby static code analyzer and formatter, based on the community Ruby style guide.

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

No Longer Maintained - A lightning fast JSON:API serializer for Ruby Objects.

Library packaging and distribution for Ruby.

minitest provides a complete suite of testing facilities supporting TDD, BDD, and benchmarking.

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

Boot large Ruby/Rails apps faster

An awesome asynchronous event-driven reactor for Ruby.

a sampling call-stack profiler for ruby 2.2+

A ruby profiler. See https://ruby-prof.github.io for more information.

Ruby Tests Profiling Toolbox

An opinionated language server for Ruby

Rails N+1 queries auto-detection with zero false positives / false negatives

like strace, but for ruby code

The Official MongoDB Ruby Driver

LXC provider for Vagrant

A Rake task gem that helps you find the unused routes and controller actions for your Rails 3+ app

Terraforming legacy Rails applications guides and tools

parallel test runner for CI environments

Musings on building groundbreaking technology companies.

Modern and performant Kafka client library for Ruby based on librdkafka

Solargraph plugin to add awareness of Rails-specific code

Middleware for profiling Rack-compatible apps using perftools.rb

A port of Python's subprocess module to Ruby

Dnsruby is a feature-complete DNS(SEC) client for Ruby, as used by many of the world's largest DNS registries and the OpenDNSSEC project

Read from standby databases for ActiveRecord

Simple Shopping Cart implementation

Cog commands from your Rails app

Serialization and deserialization of Dry::Struct arguments for Sidekiq jobs