A Ruby/Rack web server built for parallelism

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

💨 Writing Fast Ruby 😍 -- Collect Common Ruby idioms.

AASM - State machines for Ruby classes (plain Ruby, ActiveRecord, Mongoid, NoBrainer, Dynamoid)

Organise ActiveRecord model into a tree structure

One beautiful Ruby API for OpenAI, Anthropic, Gemini, Bedrock, Azure, OpenRouter, DeepSeek, Ollama, VertexAI, Perplexity, Mistral, xAI, GPUStack & OpenAI compatible APIs. Agents, Chat, Vision, Audi…

Rails authentication with email & password.

Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

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

A high-performance web server for Ruby, supporting HTTP/1, HTTP/2 and TLS.

A Ruby Library for dealing with money and currency conversion.

Database-backed Active Job backend

🃏🗑 Soft deletes for ActiveRecord done right

Efficient and thread-safe code loader for Ruby

A statesmanlike state machine library.

Ruby finite-state-machine-inspired API for modeling workflow

like strace, but for ruby code

Database changes log for Rails

A Ruby implementation of an Event Store based on Active Record

Fast and distributed workflow runner using ActiveJob and Redis

Versioned database functions and triggers for Rails

Adds methods to set and authenticate against one time passwords (Two-Factor Authentication). Inspired in AM::SecurePassword

🔪 An ActiveModel extension that automatically strips all attributes of leading and trailing whitespace before validation. If the attribute is blank, it strips the value to nil.

Get suggestions to tune Ruby's garbage collector

Ruby SDK for Temporal

A very fast json builder for Rails

Set of GVL instrumentation tools

Simple yet powerful ruby ffmpeg wrapper for reading metadata and transcoding movies