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!☆83,718Jul 29, 2024Updated last year
- Ruby on Rails☆58,635Updated this week
- The personal finance app for everyone☆54,365Jul 24, 2025Updated 11 months ago
- Jekyll is a blog-aware static site generator in Ruby☆51,590Jun 22, 2026Updated last month
- 🚀 Awesome list of open source applications for macOS. https://t.me/s/opensourcemacosapps☆49,734Apr 15, 2026Updated 3 months ago
- 🍺 The Package Manager for Everywhere☆48,917Updated this week
- A platform for community discussion. Free, open, simple.☆47,499Updated this week
- 🚀 The easiest way to automate building and releasing your iOS and Android apps☆41,866Updated this week
- Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬☆34,686Updated this week
- A browser automation framework and ecosystem.☆34,307Updated this week
- Vagrant is a tool for building and distributing development environments.☆27,193Updated this week
- Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more☆25,481Updated this week
- GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com☆24,498Updated this week
- Flexible authentication solution for Rails with Warden.☆24,343Jun 22, 2026Updated last month
- The Ruby Programming Language☆23,654Updated this week
- For empowering community 🌱☆22,751Updated this week
- Setup instructions for Le Wagon's students on their first day of AI Software Development Bootcamp☆19,625Jun 3, 2026Updated last month
- Manage your app's Ruby environment☆16,727Jul 14, 2026Updated last week
- 📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail☆16,697Updated this week
- A community-driven Ruby coding style guide☆16,547Updated this week
- Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.☆15,985Updated this week
- OpenProject is the leading open source project management software for product, project and portfolio management. A powerful Jira alterna…☆15,641Updated this week
- 🍻 Default formulae for the missing package manager for macOS (or Linux)☆15,461Updated this week
- A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.☆14,305Nov 24, 2025Updated 7 months ago
- 💎 A collection of awesome Ruby libraries, tools, frameworks and software☆14,113Jul 16, 2026Updated last week
- A privacy-aware, distributed, open source social network.☆13,654Jul 16, 2026Updated last week
- Fluentd: Unified Logging Layer (project under CNCF)☆13,564Updated this week
- Simple, efficient background processing for Ruby☆13,551Jul 17, 2026Updated last week
- A deployment automation tool built on Ruby, Rake, and SSH.☆12,972Updated this week
- A Ruby static code analyzer and formatter, based on the community Ruby style guide.☆12,890Updated this week
- The open curriculum for learning web development☆12,822Updated this week
- Classy web-development dressed in a DSL (official / canonical repo)☆12,446Updated this week
- Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI in…☆12,162Updated this week
- A library for generating fake data such as names, addresses, and phone numbers.☆11,914Updated this week
- Continuous Profiling Platform. Debug performance issues down to a single line of code☆11,580Updated this week
- AI Code Completions☆10,781Sep 4, 2025Updated 10 months ago
- mal - Make a Lisp☆10,703Oct 22, 2025Updated 9 months ago
- Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, a…☆10,440Updated this week
- Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestrat…☆10,240Updated this week
- From finding text to search and replace, from sorting to beautifying text and more☆10,190Jun 5, 2024Updated 2 years ago