AnyCable

OPEN SRC

Realtime server for reliable two-way communication over WebSockets, Server-sent events, etc

► Best for developers building real-time features in Rails apps needing scalable WebSocket and SSE communication.

VG SCORE

7.8

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Product Details

PricingOpen Source

API✅ REST + GraphQL

Learning CurveModerate

Integrations10 available

■ INTELLIGENCE BRIEFING — Weekly tool drops. No spam.

PROS & CONS

STRENGTHS

Easy integration for existing Rails applications as a near-transparent replacement.
Open-source core is free and well-documented with a clear upgrade path to Pro.
Significantly improves scalability and performance over standard Rails Action Cable.

WEAKNESSES

−Some advanced real-time features (e.g., connection state) require the paid Pro version.
−Adds deployment complexity by introducing separate WebSocket server processes.

KEY FEATURES

Action Cable Compatible

Drop-in replacement for Rails Action Cable with minimal code changes.

High Performance

Designed for scalability with Go-based server and efficient connection handling.

Action Cable Protocol

Drop-in replacement for Rails Action Cable with full protocol compatibility.

Broadcast Adaptors

Supports Redis, NATS, and HTTP for flexible message broadcasting.

WHO IS AnyCable BEST FOR?

Backend developers building real-time features

It provides a scalable, high-performance WebSocket server to handle live updates like chat, notifications, or collaborative editing without overloading the main application server.

Teams scaling real-time applications

It's ideal for teams needing to offload WebSocket connections from their primary application server to a dedicated, high-performance service for better reliability and resource management.