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AnyCable

Real-time WebSocket server for in-app messaging

Chat & Communication ★ 2.4k stars Medium setup MIT

AnyCable is a real-time messaging server that delivers events to web and mobile clients over WebSockets and is a high-performance drop-in for Rails Action Cable. It scales pub/sub to many connections.

Official siteSource code

Key features

  • WebSocket pub/sub
  • Drop-in for Rails Action Cable
  • Scales to many connections
  • gRPC backend protocol

Strengths

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Active community (2.4k GitHub stars)
  • Written in Go

Is AnyCable secure?

No known vulnerabilities affect AnyCable's latest release (v1.6.18). OSV.dev lists 2 past advisories for the project; none of them applies to this release. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

  • Most recent fixed advisory CVE-2026-63405, published 2026-09-18 (26 days ago), fixed in 1.6.15

Source: OSV.dev, checked 2026-10-14. How this is measured.

AnyCable replaces

Self-hosted Pusher alternativesSelf-hosted Ably alternatives

Health badge

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SelfHostIndex: 89 · excellent

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