Ruby is a dynamic, open-source programming language known for its simplicity and productivity, making it a favorite for web development. It is an object-oriented language, which allows developers to handle data as objects with attributes and methods, fostering code organization and reusability. Ruby's syntax is designed to be intuitive and straightforward, emphasizing human readability and minimizing code redundancy. The language is also versatile and extensible, supporting features like metaprogramming and multithreading. A significant part of its popularity stems from Ruby on Rails, a robust web application framework that follows the model-view-controller (MVC) architecture, providing developers with a streamlined environment to build database-backed web applications rapidly. Its vibrant ecosystem includes gems (libraries) that extend functionality for everything from testing to UI development. Ruby encourages a principle known as "convention over configuration," which leads to software with fewer lines of code, quicker development times, and adherence to best practices by default.
View the most prominent open source Ruby projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
- A curated awesome list of lists of interview questions. Feel free to contribute!☆82,144Jul 29, 2024Updated last year
- Ruby on Rails☆58,387Updated this week
- The personal finance app for everyone☆54,093Jul 24, 2025Updated 9 months ago
- Jekyll is a blog-aware static site generator in Ruby☆51,397Apr 22, 2026Updated last week
- 🚀 Awesome list of open source applications for macOS. https://t.me/s/opensourcemacosapps☆48,370Apr 15, 2026Updated 2 weeks ago
- 🍺 The missing package manager for macOS (or Linux)☆47,786Updated this week
- A platform for community discussion. Free, open, simple.☆46,908Updated this week
- 🚀 The easiest way to automate building and releasing your iOS and Android apps☆41,456Updated this week
- A browser automation framework and ecosystem.☆34,072Updated this week
- Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬☆28,836Updated this week
- Vagrant is a tool for building and distributing development environments.☆27,136Updated this week
- Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more☆25,311Updated this week
- Flexible authentication solution for Rails with Warden.☆24,345Apr 10, 2026Updated 3 weeks ago
- GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com☆24,320Updated this week
- The Ruby Programming Language☆23,556Updated this week
- For empowering community 🌱☆22,667Apr 24, 2026Updated last week
- Setup instructions for Le Wagon's students on their first day of AI Software Development Bootcamp☆19,595Apr 17, 2026Updated 2 weeks ago
- Manage your app's Ruby environment☆16,678Mar 23, 2026Updated last month
- A community-driven Ruby coding style guide☆16,539Feb 14, 2026Updated 2 months ago
- 📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail☆16,480Updated this week
- 🍻 Default formulae for the missing package manager for macOS (or Linux)☆15,260Updated this week
- OpenProject is the leading open source project management software.☆14,911Apr 25, 2026Updated last week
- Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.☆14,976Updated this week
- A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.☆14,266Nov 24, 2025Updated 5 months ago
- 💎 A collection of awesome Ruby libraries, tools, frameworks and software☆14,066Mar 18, 2026Updated last month
- A privacy-aware, distributed, open source social network.☆13,685Apr 12, 2026Updated 2 weeks ago
- Fluentd: Unified Logging Layer (project under CNCF)☆13,529Apr 20, 2026Updated last week
- Simple, efficient background processing for Ruby☆13,516Apr 23, 2026Updated last week
- A deployment automation tool built on Ruby, Rake, and SSH.☆12,944Apr 3, 2026Updated 3 weeks ago
- A Ruby static code analyzer and formatter, based on the community Ruby style guide.☆12,856Updated this week
- Classy web-development dressed in a DSL (official / canonical repo)☆12,420Updated this week
- The open curriculum for learning web development☆12,406Updated this week
- Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI in…☆12,025Updated this week
- A library for generating fake data such as names, addresses, and phone numbers.☆11,599Updated this week
- Continuous Profiling Platform. Debug performance issues down to a single line of code☆11,393Updated this week
- AI Code Completions☆10,804Sep 4, 2025Updated 7 months ago
- mal - Make a Lisp☆10,621Oct 22, 2025Updated 6 months ago
- Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, a…☆10,398Apr 24, 2026Updated last week
- From finding text to search and replace, from sorting to beautifying text and more☆10,175Jun 5, 2024Updated last year
- An opinionated framework for creating REST-like APIs in Ruby.☆9,985Updated this week