Now available for macOS

Rails development,
simplified.

Stable is the all-in-one environment for managing multiple Rails applications. Powerful CLI. Beautiful Desktop app. Zero configuration.

Open Source macOS 12+ Ruby 3.2+
stable-rails.test
Stable Desktop App showing the apps list with multiple Rails applications running

Your terminal,
supercharged.

Manage your entire Rails fleet from the command line. Start, stop, restart, and monitor apps with simple, intuitive commands.

$ stable new my-app
$ stable list
$ stable start my-app
$ stable destroy my-app
zsh — stable
Stable CLI showing list of running Rails applications
zsh — stable help
Stable CLI help output showing all available commands

Beautiful. Powerful.
Native macOS.

A first-class desktop experience built for developers who prefer a GUI. Manage apps, inspect databases, run consoles, and deploy — all from one window.

Everything you need
to ship faster.

From local development to production deployment, Stable handles the heavy lifting so you can focus on building great Rails applications.

One-Click Start / Stop

Launch or halt any Rails app instantly. No more remembering ports, processes, or terminal tabs.

Automatic HTTPS

Local SSL certificates handled automatically. Your apps run on trusted https://*.test domains out of the box.

Built-in Console & Logs

Access Rails console, database inspector, and real-time logs without leaving the app.

Kamal Deploy Ready

Configure and trigger Kamal deployments directly. Server setup, registry, and ENV management included.

Health Checks

Run diagnostics to ensure your environment is ready. Checks Ruby, Caddy, mkcert, and more.

Multi-App Dashboard

See all your Rails apps in one place. Status, port, Ruby version, and quick actions at a glance.

Ready to get started?

Choose your workflow. Use the Gem for speed, or the Desktop app for a visual experience. Both are free and open source.

Ruby Gem
gem install
gem install stable-cli-rails Install Gem
Desktop App
macOS Universal
Drag, drop, and launch.
Native SwiftUI interface.
Download .dmg