action-cable

Implement real-time features with Action Cable in Rails applications.

5|Updated Jan 28, 2026
One-click install
npx skills add https://github.com/ThinkOodle/rails-skills --skill action-cable-thinkoodle
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: action-cable
Source: https://github.com/ThinkOodle/rails-skills/tree/main/skills/action-cable
Command: npx skills add https://github.com/ThinkOodle/rails-skills --skill action-cable-thinkoodle

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill enables the creation of dynamic, real-time features in web applications, allowing instant updates and bidirectional communication between the server and clients without requiring page reloads.

Core Features & Use Cases

  • Real-time Updates: Push live data to connected clients (e.g., chat messages, notifications, live dashboards).
  • Bidirectional Communication: Allow clients to send data back to the server for interactive features (e.g., chat input, game actions).
  • Use Case: Building a live chat application where messages appear instantly for all participants, or a collaborative document editor where changes are reflected in real-time.

Quick Start

Use the action-cable skill to set up a basic chat channel for real-time messaging.

Frequently Asked Questions about action-cable

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I implement real-time updates in Rails using WebSockets?

To implement real-time updates in Rails using WebSockets, you can use Action Cable to create channels for broadcasting live data and push notifications to connected clients without requiring page reloads.

What is the difference between Action Cable and Turbo Streams broadcasting?

Action Cable and Turbo Streams broadcasting differ in their core mechanisms; Action Cable provides low-level WebSockets for bidirectional communication and custom channels, while Turbo Streams focuses on pushing HTML fragment updates to the DOM.

How do I authenticate Action Cable connections in a Rails application?

You authenticate Action Cable connections in a Rails application by defining an identified_by current_user in your Connection class, ensuring that only authenticated users can establish WebSocket channels for broadcasting.

Can I use Solid Cable for real-time Rails features instead of Redis?

Yes, you can use Solid Cable for real-time Rails features, as it provides a database-backed adapter for broadcasting and push notifications, offering an alternative to Redis for specific deployment scenarios.

How do I test Action Cable channels and subscriptions in Rails?

To test Action Cable channels and subscriptions in Rails, you write integration tests that assert connections, subscribe to broadcasting streams, and verify that server-side push notifications reach the intended client objects.

What is the best way to build a live chat application with Rails WebSockets?

The best way to build a live chat application with Rails WebSockets is using Action Cable to create a chat channel, enabling bidirectional communication so client-side JavaScript can send messages and receive live broadcasting instantly.