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!☆81,833Jul 29, 2024Updated last year
- Ruby on Rails☆58,323Updated this week
- The personal finance app for everyone☆54,059Jul 24, 2025Updated 8 months ago
- Jekyll is a blog-aware static site generator in Ruby☆51,482Updated this week
- 🚀 Awesome list of open source applications for macOS. https://t.me/s/opensourcemacosapps☆48,134Mar 25, 2026Updated 2 weeks ago
- 🍺 The missing package manager for macOS (or Linux)☆47,438Updated this week
- A platform for community discussion. Free, open, simple.☆46,693Updated this week
- 🚀 The easiest way to automate building and releasing your iOS and Android apps☆41,304Apr 1, 2026Updated last week
- A browser automation framework and ecosystem.☆34,191Updated this week
- Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬☆28,232Apr 4, 2026Updated last week
- Vagrant is a tool for building and distributing development environments.☆27,171Updated this week
- Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more☆25,221Apr 3, 2026Updated last week
- Flexible authentication solution for Rails with Warden.☆24,334Apr 1, 2026Updated last week
- GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com☆24,299Updated this week
- The Ruby Programming Language☆23,493Updated this week
- For empowering community 🌱☆22,642Apr 4, 2026Updated last week
- Setup instructions for Le Wagon's students on their first day of AI Software Development Bootcamp☆19,523Jan 16, 2026Updated 2 months ago
- Manage your app's Ruby environment☆16,667Mar 23, 2026Updated 2 weeks ago
- A community-driven Ruby coding style guide☆16,538Feb 14, 2026Updated last month
- 📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail☆16,440Updated this week
- 🍻 Default formulae for the missing package manager for macOS (or Linux)☆15,189Apr 4, 2026Updated last week
- OpenProject is the leading open source project management software.☆14,760Updated this week
- Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.☆14,747Updated this week
- A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.☆14,251Nov 24, 2025Updated 4 months ago
- 💎 A collection of awesome Ruby libraries, tools, frameworks and software☆14,060Mar 18, 2026Updated 3 weeks ago
- A privacy-aware, distributed, open source social network.☆13,811Apr 2, 2026Updated last week
- Fluentd: Unified Logging Layer (project under CNCF)☆13,517Updated this week
- Simple, efficient background processing for Ruby☆13,506Mar 31, 2026Updated last week
- A deployment automation tool built on Ruby, Rake, and SSH.☆12,931Apr 3, 2026Updated last week
- A Ruby static code analyzer and formatter, based on the community Ruby style guide.☆12,848Updated this week
- Classy web-development dressed in a DSL (official / canonical repo)☆12,424Mar 2, 2026Updated last month
- The open curriculum for learning web development☆12,304Updated this week
- Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI in…☆11,993Updated this week
- A library for generating fake data such as names, addresses, and phone numbers.☆11,613Updated this week
- Continuous Profiling Platform. Debug performance issues down to a single line of code☆11,342Updated this week
- AI Code Completions☆10,801Sep 4, 2025Updated 7 months ago
- mal - Make a Lisp☆10,606Oct 22, 2025Updated 5 months ago
- Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, a…☆10,391Updated this week
- From finding text to search and replace, from sorting to beautifying text and more☆10,178Jun 5, 2024Updated last year
- An opinionated framework for creating REST-like APIs in Ruby.☆9,985Updated this week