Rails GitHub Repositories (2026) · Open Source Tools

Free, open source, WakaTime-compatible coding time tracker

🟥 AppSignal for Ruby gem

Temporal PostgreSQL (9.4+) system with "flashback" framework for ActiveRecord (7.0+)

Odoo Ruby JSON client. Emulates ActiveRecord enough (as much as Mongoid; Implements ActiveModel) to make Rails development with an Odoo datastore straightforward

A fresh, new GraphQL server designed for Rails applications, emphasizing a natural, Ruby-like DSL.

A Ruby API wrapper for Recurly

A Standard Ruby plugin that configures rubocop-rails

Generate Mermaid ERD from your Ruby on Rails application.

A self-hosted digital asset manager for 3d print files.

A starter application based on Ruby 2.4, Rails 4.2 and Bootstrap for Sass 3, deployable on Heroku

Open-source AI gateway for LLMs & AI agents, built in Rust. One OpenAI-compatible API for OpenAI, Anthropic, Gemini, Bedrock & more — routing, guardrails, caching, rate limits, observability.

Stepped is a Rails engine for orchestrating complex workflows as a tree of actions

Add scheduled Rails backups to Kamal

45 MCP tools that give AI coding agents ground truth about your Rails app: schema, models, routes, controllers, views, jobs, conventions. Works with Claude Code, Cursor, GitHub Copilot, OpenCode and Codex CLI. MCP or CLI, in-Gemfile or standalone, and it still answers when the app can't boot.

Static Site Generator for Ruby on Rails. Build with Rails. Deploy static sites.

Grails - the Web Application Framework

rails and committee are good friends

Totally sweet Ruby on Rails-based forum software

Web based LIMS

🗓 the main codebar site