ruby
the Ruby swiss army knife. ππ¨ Next-gen very fast Ruby tooling.
new Ruby version manager with high ambitions.
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Discourse fonctionne à la fois comme une liste de diffusion, un forum de discussion et un salon de discussion⦠Il est développé en Ruby on Rails, avec Ember.js, basé sur du PostgreSQL et du Redis. Il est distribué sous la licence GNU GPL
A Fast, Concurrent Web Server for Ruby & Rack.
Puma is a simple, fast, multi-threaded, and highly parallel HTTP 1.1 server for Ruby/Rack applications.
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A web-app framework that includes everything needed to create database-backed web applications according to the Model-View-Controller (MVC) pattern.
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- The Unofficial 37signals/DHH Rails Style Guide @ Marc KΓΆhlbrugge's GitHub Gist.
- Making the case for Rails monoliths over microservices @ thoughtbot.
- Part 1: How We Fell Out of Love with Next.js and Back in Love with Ruby on Rails & Inertia.js @ Hardcover.
- The One-Person Framework in practice @ Bram Jetten.
- Serving Large Files in Rails with a Reverse Proxy Server @ Write Software, Well.
- My puts Debugging Workflow in Rails Apps @ PaweΕ Urbanek.
- Tip: Put your Rails app on a SQL query diet @ Andrew Atkinson.
- Ruby on Rails: The Open-Source Blueprint @ The Miners.
- Engineering excellence starts on edge @ David Heinemeier Hansson.
- You're doing Rails wrong @ Banana Curving Machine.
- The Rails developers' guide to mobile app frameworks @ Masilotti.com.
- How I Audit a Legacy Rails Codebase in the First Week @ piechowski.io.
- Returning To Rails in 2026 @ markround.com.
- Different Approaches to Debugging Query Performance in Rails @ Saeloun.
- Rails 8: How to Auto-Generate Social Media Preview Cards @ DevBlog by Zil Norvilis.
- Scaling Rails at Aura Frames: Splitting to 8 Primary DBs and Reaching #1 in the App Store @ Andrew Atkinson.
Arachni is an Open Source, feature-full, modular, high-performance Ruby framework aimed towards helping penetration testers and administrators evaluate the security of web applications.
30 years ago, top was born. scout_realtime is top for the modern developer.
Ruby production code coverage collection and reporting (line of code usage). A gem to measure production code usage, showing a counter for the number of times each line of code that is executed. Coverband allows easy configuration to collect and report on production code usage. It reports in the background via a thread or can be used as Rack middleware, or manually configured to meet any need.
AI-assisted SAST, SCA and Secrets Detection. Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.
Semgrep is a fast, open-source, static analysis tool that searches code, finds bugs, and enforces secure guardrails and coding standards. Semgrep supports 30+ languages and can run in an IDE, as a pre-commit check, and as part of CI/CD workflows.
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Thruster is an HTTP/2 proxy for simple production-ready deployments of Rails applications. It runs alongside the Puma webserver to provide a few additional features that help your app run efficiently and safely on the open Internet.
OSV is a high-performance CSV parser for Ruby, implemented in Rust. It wraps BurntSushi's excellent csv-rs crate.
It provides a simple interface for reading CSV files with support for both hash-based and array-based row formats.
The array-based mode is faster than the hash-based mode, so if you don't need the hash keys, use the array-based mode.
Unirest is a set of lightweight HTTP libraries available in PHP, Ruby, Python, Java, Objective-C.
Free, interactive tutorials to help you discover Ruby idioms, in your browser!
Raw Ruby Web Apps. Standards-based, No-nonsense, HTML-first, Low Ceremony.
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Logic-less templates. It is named "Mustache" because of heavy use of braces, { }, that resemble a sideways moustache.
Convert curl commands to code. Convert curl commands to Python, JavaScript, PHP, R, Go, C#, Ruby, Rust, Elixir, Java, MATLAB, Dart, CFML, Ansible URI or JSON.
A dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write.
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- The 60-Second Wait: How I Spent Months Solving the Rubyβs Most Annoying Gem Installation Problem @ Closer to Code.
- How Ruby Executes JIT Code: The Hidden Mechanics Behind the Magic @ Rails at Scale.
- How Ruby Went Off the Rails @ 404 media.
- Open Source is the Most Fragile and Most Resilient Ecosystem @ Peter Zhu.
- Frozen String Literals: Past, Present, Future? @ byroot's blog.
- When Your Hash Becomes a String: Hunting Rubyβs Million-to-One Memory Bug @ Closer to Code.
- In Praise of dhh @ Filipa Mendonça-Vieira.
- Optimizing Ruby performance: Observations from thousands of real-world services @ Datadog.
- Can Bundler Be as Fast as uv? @ Tenderlove Making.
- Why Ruby Still Feels Like Home After All These Years @ Caio Bianchi.
- Shrinking Ruby Hashes @ byroot's blog.
turn your Ruby on Rails app into a mobile app.
Ruby Native turns a Rails app into iOS and Android apps. This gem is the Rails-side integration: view helpers, a YAML config file, endpoints auto-mounted at /native, and a CLI for previewing and deploying builds. Full docs, including the complete helper reference and config schema, live at rubynative.com/docs.
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Transform your plain text into static websites and blogs.
A purely functional expression language for No-Code tools. A simple, well-designed, portable, and safe data expression language.
Elo compiles to JavaScript, Ruby, and SQL. Built for No-Code tools where non-technical users need to manipulate data easily and safely.
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Build 3D games in Ruby.
With Ruby, the most human-friendly language. RedGem is a game engine with its own editor. Build your levels, write the gameplay in Ruby, press Play, ship it for Linux, Windows and Android.
OpenDAL represents Open Data Access Layer. Our vision is One Layer, All Storage.
OpenDAL (/ΛoΚ.pΙn.dΓ¦l/, pronounced "OH-puhn-dal") is an Open Data Access Layer that enables seamless interaction with diverse storage services.
OpenDAL's development is guided by its vision of One Layer, All Storage and its core principles: Open Community, Solid Foundation, Fast Access, Object Storage First, and Extensible Architecture.
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a new server for gems in the Ruby ecosystem.
We aim for fast, simple hosting, that is compatible with Bundler but optimized for the next generation. Itβs built for the community by the former maintainers and operators of RubyGems.org.
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Executable architecture specifications for Ruby and Rails Architecture linter for Ruby and Rails.
Guarantee your agents and your team follow your conventions. ArchSpec turns them into static analysis checks that run in CI on every change. No AI involved, just static analysis.
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Stepped is a Rails engine for orchestrating complex workflows as a tree of actions.
Stepped is a Rails engine for orchestrating complex workflows as a tree of actions. Each action is persisted, runs through Active Job, and can fan out into more actions while keeping the parent action moving step-by-step as dependencies complete.
HTML-aware ERB parsing. Powerful and seamless HTML-aware ERB parsing and tooling.
Next-generation HTML+ERB parsing for smarter developer tooling and more. Herb is an HTML-aware Embedded Ruby parsing tool built on Prism, Ruby's official parser.
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your community gem host.
RubyGems.org is the Ruby communityβs gem hosting service. Instantly publish your gems and then install them. Use the API to find out more about available gems. Become a contributor and improve the site yourself.
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Rubular is a Ruby-based regular expression editor. It's a handy way to test regular expressions as you write them.
The Apache Thrift software framework, for scalable cross-language services development, combines a software stack with a code generation engine to build services that work efficiently and seamlessly between C++, Java, Python, PHP, Ruby, Erlang, Perl, Haskell, C#, Cocoa, JavaScript, Node.js, Smalltalk, OCaml and Delphi and other languages.
A high performance implementation of the Ruby programming language, built on GraalVM.
TruffleRuby is the GraalVM high-performance implementation of the Ruby programming language.
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Runtime type-checking for Ruby. Enums, properties, generics, structured objects. Type-check object properties at runtime.
Ruby Next makes modern Ruby code run in older versions and alternative implementations
Ruby Next is a transpiler and a collection of polyfills for supporting the latest and upcoming Ruby features (APIs and syntax) in older versions and alternative implementations. For example, you can use pattern matching and Kernel#then in Ruby 2.5 or mruby.
A static website generator for Git repos written in Ruby.
A remote server automation and deployment tool written in Ruby.
The Ruby Linter/Formatter that Serves and Protects.
RuboCop is a Ruby code style checker (linter) and formatter based on the community-driven Ruby Style Guide.
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Database-backed Active Job backend.
Solid Queue is a DB-based queuing backend for Active Job, designed with simplicity and performance in mind.
Besides regular job enqueuing and processing, Solid Queue supports delayed jobs, concurrency controls, recurring jobs, pausing queues, numeric priorities per job, priorities by queue order, and bulk enqueuing (enqueue_all for Active Job's perform_all_later).
Delta Lake is an open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs for Scala, Java, Rust, Ruby, and Python.
Ruby apps that grow with you
Hanami is a Ruby framework designed to keep your code organised and maintainable.
Separated concerns, explicit business logic, and modular architecture give you the foundation to build apps that remain a pleasure to work on even as they grow large.
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Create agents that monitor and act on your behalf. Your agents are standing by!
Huginn is a system for building agents that perform automated tasks for you online. They can read the web, watch for events, and take actions on your behalf. Huginn's Agents create and consume events, propagating them along a directed graph. Think of it as a hackable version of IFTTT or Zapier on your own server. You always know who has your data. You do.
A modular Ruby web server interface.
Rack provides a minimal, modular, and adaptable interface for developing web applications in Ruby. By wrapping HTTP requests and responses in the simplest way possible, it unifies and distills the bridge between web servers, web frameworks, and web application into a single method call.
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Static Site Generator for Ruby on Rails. Build with Rails. Deploy static sites.
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Deploy web apps anywhere. From bare metal to cloud VMs.
Kamal offers zero-downtime deploys, rolling restarts, asset bridging, remote builds, accessory service management, and everything else you need to deploy and manage your web app in production with Docker. Originally built for Rails apps, Kamal will work with any type of web app that can be containerized.
Brakeman Security Scanner. Secure Your Rails Applications
Brakeman is a free vulnerability scanner designed for Ruby on Rails applications. Statically analyze Rails application code to find security issues at any stage of development.
sqlcake is an automatic SQL injection exploitation kit written in Ruby. It's designed for system administration and penetration testing.
Analyze your Ruby scripts with prism. Find Ruby syntax patterns with Prism.
Pretty print your Ruby objects with style -- in full color and with proper indentation.
AmazingPrint is a fork of AwesomePrint, which became stale, and should be used in its place to avoid conflicts. It is a Ruby library that pretty prints Ruby objects in full color, exposing their internal structure with proper indentation. Rails ActiveRecord objects and usage within Rails templates are supported via included mixins.
Cramp is a fully asynchronous real-time web application framework in Ruby. It is built on top of EventMachine and primarily designed for working with larger number of open connections and providing full-duplex bi-directional communication.
A lightweight caching proxy for package registries.
A caching proxy for package registries. Speeds up package downloads by caching artifacts locally, reducing bandwidth usage and improving reliability.
Efficient and thread-safe code loader for Ruby.
Given a conventional file structure, Zeitwerk is capable of loading your project's classes and modules on demand (autoloading) or upfront (eager loading). You don't need to write require calls for your own files; instead, you can streamline your programming by knowing that your classes and modules are available everywhere. This feature is efficient, thread-safe, and aligns with Ruby's semantics for constants.
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Component Library. Ruby gem for RubyUI Components.
A UI component library, crafted precisely for Ruby devs who want to stay organised and build modern apps, fast. Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.
Laragon is a portable, isolated, fast & powerful universal development environment for PHP, Node.js, Python, Java, Go, Ruby. It is fast, lightweight, easy-to-use and easy-to-extend. Laragon is great for building and managing modern web applications. It is focused on performance - designed around stability, simplicity, flexibility and freedom.
Sidekiq is a popular background job system for Ruby. Need speed? Scale your app with Ruby's fastest job system, up to 20x faster than the competition!
Simple, efficient background processing for Ruby. Sidekiq uses threads to handle many jobs at the same time in the same process. It does not require Rails but will integrate tightly with Rails to make background processing dead simple.
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The AI Framework For Ruby on Rails. Rails framework for Agent Apps.
Active Agent is a free open source framework that lets ANY Rails dev ship real, user-facing AI features using controllers, views, & background jobs.
Active Agent provides that missing AI layer in the Rails framework, offering a structured approach to building AI-powered applications through Agent Oriented Programming. Now Agents are Controllers! Designing applications using agents allows developers to create modular, reusable components that can be easily integrated into existing systems. This approach promotes code reusability, maintainability, and scalability, making it easier to build complex AI-driven applications with the Object Oriented Ruby code you already use today.
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Ruby tests profiling and optimization toolbox.
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a sampling call-stack profiler for ruby 2.2+.
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