Head to head
| Metric | Zenoh | Eclipse Mosquitto | EMQX | MQTT.js |
|---|---|---|---|---|
| Stars | 3.3k | 11.3k | 16.9k | 9.1k |
| Weekly downloads | 162k | n/a | n/a | 3.6M |
| Download growth | +20% | n/a | n/a | +12% |
| Popularity score | 64/100 | 74/100 | 77/100 | 77/100 |
| Forks | 414 | 2.7k | 2.6k | 1.5k |
| Open issues | 375 | 920 | 266 | 45 |
| Last commit | 6d ago | 5d ago | today | 3w ago |
| Latest version | 1.10.2Oct 28, 2026 | n/a | n/a | 5.16.1 |
| First released | 2020 | 2016 | 2012 | 2011 |
| Signals | Rising | Popular | Popular | Popular |
| Listed in | Embedded & IoT › IoT Messaging & Protocols | Embedded & IoT › IoT Messaging & Protocols | Embedded & IoT › IoT Messaging & Protocols | Embedded & IoT › IoT Messaging & Protocols |
Weekly downloads over time
Hover for exact values; switch to log scale for tools of very different sizes. Not shown (no comparable download data): Eclipse Mosquitto, EMQX, MQTT.js.