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!☆83,304Jul 29, 2024Updated last year
- Ruby on Rails☆58,728Jun 24, 2026Updated last week
- The personal finance app for everyone☆54,298Jul 24, 2025Updated 11 months ago
- Jekyll is a blog-aware static site generator in Ruby☆51,521Jun 22, 2026Updated last week
- 🚀 Awesome list of open source applications for macOS. https://t.me/s/opensourcemacosapps☆49,294Apr 15, 2026Updated 2 months ago
- 🍺 The Package Manager for Everywhere☆48,643Jun 25, 2026Updated last week
- A platform for community discussion. Free, open, simple.☆47,347Updated this week
- 🚀 The easiest way to automate building and releasing your iOS and Android apps☆41,710Jun 25, 2026Updated last week
- Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬☆33,630Updated this week
- Vagrant is a tool for building and distributing development environments.☆27,167Jun 22, 2026Updated last week
- Extendable version manager with support for Ruby, Node.js, Elixir, Erlang & more☆25,418Jun 22, 2026Updated last week
- Flexible authentication solution for Rails with Warden.☆24,344Jun 22, 2026Updated last week
- GitLab CE Mirror | Please open new issues in our issue tracker on GitLab.com☆24,411Updated this week
- The Ruby Programming Language☆23,633Jun 25, 2026Updated last week
- For empowering community 🌱☆22,731Jun 25, 2026Updated last week
- Setup instructions for Le Wagon's students on their first day of AI Software Development Bootcamp☆19,595Jun 3, 2026Updated last month
- Manage your app's Ruby environment☆16,715Jun 24, 2026Updated last week
- A community-driven Ruby coding style guide☆16,549Jun 22, 2026Updated last week
- 📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail☆16,625Jun 23, 2026Updated last week
- 🍻 Default formulae for the missing package manager for macOS (or Linux)☆15,394Updated this week
- OpenProject is the leading open source project management software.☆15,422Updated this week
- Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.☆15,648Jun 26, 2026Updated last week
- A simple, Git-powered wiki with a local frontend and support for many kinds of markup and content.☆14,283Nov 24, 2025Updated 7 months ago
- 💎 A collection of awesome Ruby libraries, tools, frameworks and software☆14,096Jun 23, 2026Updated last week
- A privacy-aware, distributed, open source social network.☆13,653Apr 29, 2026Updated 2 months ago
- Fluentd: Unified Logging Layer (project under CNCF)☆13,549Jun 25, 2026Updated last week
- Simple, efficient background processing for Ruby☆13,541Jun 22, 2026Updated last week
- A deployment automation tool built on Ruby, Rake, and SSH.☆12,966May 16, 2026Updated last month
- A Ruby static code analyzer and formatter, based on the community Ruby style guide.☆12,881Updated this week
- Classy web-development dressed in a DSL (official / canonical repo)☆12,442Apr 28, 2026Updated 2 months ago
- The open curriculum for learning web development☆12,720Updated this week
- Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI in…☆12,118Updated this week
- A library for generating fake data such as names, addresses, and phone numbers.☆11,619Jun 24, 2026Updated last week
- Continuous Profiling Platform. Debug performance issues down to a single line of code☆11,517Updated this week
- AI Code Completions☆10,785Sep 4, 2025Updated 9 months ago
- mal - Make a Lisp☆10,681Oct 22, 2025Updated 8 months ago
- Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, a…☆10,429Jun 25, 2026Updated last week
- From finding text to search and replace, from sorting to beautifying text and more☆10,188Jun 5, 2024Updated 2 years ago
- An opinionated framework for creating REST-like APIs in Ruby.☆9,991Jun 23, 2026Updated last week