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Mercure vs Sockudo

The same facts for both, read from GitHub every night, and the relation a person reviewed.

MercureSockudo
LanguageGoRust
LicenceAGPL-3.0MIT
Stars5.3k819
Latestv1.0.4v5.1.0
Last push2026-10-062026-10-06
Release cadenceabout 8 days between releasesabout 26 days between releases
Active contributors5 commit authors on the default branch in the last 90 days12 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Pusher Channels. Alternatives to Pusher Channels →

    PartialMercureA hub that pushes updates your backend publishes to browsers over Server-Sent Events; no client-to-client messages.

    Drop-inSockudoSpeaks the Pusher Channels protocol, so existing Pusher client and server SDKs connect to it.