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action-cable

Enable Action Cable channels and broadcasting in Rails 8 apps.

Updated Mar 3, 2026
Search Tags:#channels#broadcasting#realtime#websockets#rails#action-cable
One-click install
npx skills add https://github.com/pelletencate/iron-horse --skill action-cable-pelletencate
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: action-cable
Source: https://github.com/pelletencate/iron-horse/tree/main/skills/action-cable
Command: npx skills add https://github.com/pelletencate/iron-horse --skill action-cable-pelletencate

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Action Cable enables real-time features in Rails apps by providing WebSocket-based channels, subscriptions, and broadcasting, reducing the need for polling and enabling live UI updates.

Core Features & Use Cases

  • Real-time updates via Action Cable and SolidCable, including channel streams and per-user broadcasts.
  • Secure, authorized channels with per-subscription access control.
  • Client-side integration with Stimulus/Turbo to deliver live UI updates, chat experiences, and live dashboards.

Quick Start

Enable Action Cable in your Rails 8 app by wiring a channel and a client subscription, then broadcast a test message.

Frequently Asked Questions about action-cable

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

FAQPage Schema
How do I enable real-time WebSocket features in a Rails 8 app?▼

You can enable real-time WebSocket features in a Rails 8 app by using Action Cable with the SolidCable adapter to create channels, manage client subscriptions, and broadcast server-to-client updates.

What is the best way to build a live chat or real-time dashboard in Rails?▼

Building a live chat or real-time dashboard in Rails is best achieved using Action Cable channels and broadcasting, integrated with Turbo and Stimulus to deliver live UI updates without polling.

Does Action Cable support per-user broadcasting and channel authorization?▼

Yes, Action Cable supports per-user broadcasting and enforces secure channel authorization, ensuring per-subscription access control for authenticated users receiving real-time updates.

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

Testing Action Cable channels and client subscriptions in Rails involves verifying channel streams, broadcasting logic, and connection authorization within your application's test suite.

Why use SolidCable as the default adapter for Action Cable?▼

SolidCable is used as the default adapter for Action Cable in Rails 8 to provide a reliable backend for broadcasting and channel streams without requiring external WebSocket infrastructure.

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