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ESP32 MQTT Library


  • Based on:
  • Support MQTT over TCP, SSL with mbedtls, MQTT over Websocket, MQTT over Websocket Secure
  • Easy to setup with URI
  • Multiple instances (Multiple clients in one application)
  • Support subscribing, publishing, authentication, will messages, keep alive pings and all 3 QoS levels (it should be a fully functional client).

How to use

ESP-MQTT is a standard ESP-IDF component. Please refer to instructions in ESP-IDF



Older IDF verisons

For ESP-IDF versions prior to IDFv3.2, please clone as a component of ESP-IDF:

git submodule add components/espmqtt

and checkout the ESP-MQTT_FOR_IDF_3.1 tag

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