Top RUBY GitHub Repositories & Tools (2026)

Coverage, security and code quality for coding agents

The Ruby-native AI framework. Chats, agents, tools, images, audio, and video through one consistent API, in plain Ruby or Rails.

🌱 Reactive views for the HTML+ERB you already have.

🍻 Default and OSS formulae (built-from-source packages) for the package manager for everywhere

A browser automation framework and ecosystem.

A deployment automation tool built on Ruby, Rake, and SSH.

Classy web-development dressed in a DSL (official / canonical repo)

A library for generating fake data such as names, addresses, and phone numbers.

Polyglot document intelligence with a Rust core: extract text, metadata, images, tables, and structured data from 106 formats across 140 file extensions, plus code intelligence for 371 languages. Fifteen bindings, with CLI, REST API, and MCP server.

Track changes to your rails models

A flexible framework for maintainable Ruby apps

FriendlyId is the “Swiss Army bulldozer” of slugging and permalink plugins for ActiveRecord. It allows you to create pretty URL’s and work with human-friendly strings as if they were numeric ids for ActiveRecord models.

Zammad is a web based open source helpdesk/customer support system.

:tada: Makes http fun again!

Pagination library for Rails and other Ruby applications

Ruby implementation of GraphQL

🛒 Solidus, the open-source eCommerce framework for industry trailblazers.

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

Cucumber for Ruby. It's amazing!

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.