compare
Centrifugo vs Mercure
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Centrifugo | Mercure |
|---|---|---|
| Language | Go | Go |
| Licence | Apache-2.0 | AGPL-3.0 |
| Stars | 11k | 5.3k |
| Latest | v6.9.7 | v1.0.4 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 10 days between releases | about 8 days between releases |
| Active contributors | 4 commit authors on the default branch in the last 90 days | 5 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Pusher Channels. Alternatives to Pusher Channels →
Full replacementCentrifugoChannels, presence and message history over WebSocket, SSE and other transports, from one Go server.
PartialMercureA hub that pushes updates your backend publishes to browsers over Server-Sent Events; no client-to-client messages.
Centrifugo
- v6.9.72026-09-29Centrifugo is an open-source scalable real-time messaging server. It instantly delivers messages to application online…
- v6.9.62026-09-14Centrifugo is an open-source scalable real-time messaging server. It instantly delivers messages to application online…
- v6.9.52026-09-13Centrifugo is an open-source scalable real-time messaging server. It instantly delivers messages to application online…
- v6.9.42026-09-07Centrifugo is an open-source scalable real-time messaging server. It instantly delivers messages to application online…
- v6.9.32026-08-23Centrifugo is an open-source scalable real-time messaging server. It instantly delivers messages to application online…
Mercure
- v1.0.42026-10-05Mercure 1.0.4 fixes a memory regression in 1.0.3. Since Caddy 2.11.7, encode compresses Server-Sent Events responses, a…
- v1.0.32026-10-03Mercure 1.0.3 moves the hub to Caddy 2.11.7, which brings the security fixes and hardening of Caddy 2.11.6: slowloris m…
- v1.0.22026-09-25Mercure 1.0.2 is a security release. After initial reports from Pascal Borreli (@pborreli), Tilia.coop did a full audit…
- v1.0.02026-09-16Mercure 1.0 is final. When the protocol was drafted in 2018, the web standards covering its needs did not exist, so Mer…
- v1.0.0-beta.12026-09-14Mercure 1.0 beta 1. The 1.0 protocol is settling. Since alpha 3 the subscription endpoint now enforces the HTTP semanti…pre-release
Centrifugo
✓ signed The latest release, v6.9.7, carries a signature GitHub verified.
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Mercure
unsigned The latest release, v1.0.4, carries no signature GitHub could verify.
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