Open Source Rails Tools

Drop-in gems for production Rails apps.

• Maquina Generators

  App Scaffolding

  Rails generators that produce standalone application code. Authentication, job queues, error tracking, and security — no runtime dependency. Generate once, own forever.

  Docs GitHub

• Maquina Components

  UI Library

  Modern UI components for Ruby on Rails. ERB partials styled with Tailwind CSS 4.0 and Stimulus controllers. Inspired by shadcn/ui, built for the Rails way.

  Docs GitHub

• Maquina Newsletters

  Rails Engine

  A mountable Rails 8 engine for drafting, approving, scheduling, and batch-sending HTML newsletters. Action Text editing, an approval workflow, and background batch delivery.

  Docs GitHub

• Nexo

  Agent Harness

  The connective tissue linking RubyLLM to tools, sandboxes, skills, and runs. Build a working agent in five lines with safe defaults — virtual sandbox and read-only until you explicitly opt in.

  Docs GitHub

Connect Rails to LLMs, your editor, and Claude Code.

• Rails Claude Code

  Claude Code Plugins

  A marketplace of Claude Code plugins for Rails — code simplification, Rails upgrades, UI standards, MVP planning, Stimulus best practices, spec-driven development, security audits, and a Hotwire dev-server driver.

  Docs GitHub

• Rails MCP Server

  MCP Server

  A Model Context Protocol server that lets LLMs interact with Rails projects. Analyze models, routes, schemas, and execute read-only Ruby code in your Rails context.

  Docs GitHub

• Neovim MCP Server

  MCP Server

  MCP server for Neovim integration. Read and update buffers, coordinate file changes across your editor and AI assistants.

  Docs GitHub

Standalone utilities for your local workflow.

• Git Continuity

  CLI

  Seamlessly transfer work-in-progress between machines without committing to git history. Perfect for moving unfinished work between office and home.

  Docs GitHub

• Redis Menu

  macOS App

  A macOS menu bar application for managing local Redis instances. Start, stop, and monitor Redis without touching the terminal.

  Docs GitHub

• Mongo Menu

  macOS App

  A macOS menu bar application for managing local MongoDB instances. Simple controls for your development database.

  Docs GitHub