1.emqx / emqx
The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
+121 stars
from 16,759 · score 4.80
Trending repositories
Ranked by Attention Score: stars gained over the last 30 complete days
12 repositories by Attention Score · Oct 5, 2026 – Nov 3, 2026 (UTC)
2.Koenkk / zigbee2mqtt
Zigbee 🐝 to MQTT bridge 🌉, get rid of your proprietary Zigbee bridges 🔨
- hacktoberfest
+102 stars
from 15,685 · score 4.63
3.eclipse-mosquitto / mosquitto
Eclipse Mosquitto - An open source MQTT broker
+90 stars
from 11,238 · score 4.51
4.rabbitmq / rabbitmq-server
Open source RabbitMQ: core server and tier 1 (built-in) plugins
+56 stars
from 13,898 · score 4.04
5.cesanta / mongoose
Embedded web server, with TCP/IP network stack, MQTT and Websocket
+55 stars
from 13,071 · score 4.03
6.dotnet / MQTTnet
MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.
- mqtt
- mqtt-client
- mqtt-broker
- mqtt-server
- netcore
- net
- +13 more
+23 stars
from 5,063 · score 3.18
7.1technophile / OpenMQTTGateway
MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ thermometer compatibility & LoRa.
- mqtt
- gateway
- openhab2
- home-automation
- home-assistant
- wemos-d1
- +13 more
+21 stars
from 4,095 · score 3.09
8.mqttjs / MQTT.js
The MQTT client for Node.js and the browser
- mqtt
- javascript
- nodejs-library
- mqtt-broker
- hacktoberfest
+17 stars
from 9,112 · score 2.89
9.processone / ejabberd
Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)
- erlang
- xmpp
- jabber
- chat
- messaging
- sip
- +10 more
+16 stars
from 6,732 · score 2.83
10.vernemq / vernemq
A distributed MQTT message broker based on Erlang/OTP. Built for high quality & Industrial use cases. The VerneMQ mission is active & the project maintained. Thank you for your support!
- mqtt
- m2m
- scalable
- broker
- erlang
- distributed
- +13 more
+10 stars
from 3,636 · score 2.40
11.emitter-io / emitter
High performance, distributed and low latency publish-subscribe platform.
- pubsub
- networking
- emitter
- mqtt
- mqtt-broker
- realtime
- +4 more
+4 stars
from 4,007 · score 1.61
12.knolleary / pubsubclient
A client library for the Arduino Ethernet Shield that provides support for MQTT.
+2 stars
from 4,012 · score 1.10