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Recommended client libraries

MQTT is a popular standard, and you can find open-source libraries for many popular programming languages.

The list of client libraries are not formally supported by Cloudflare but have been vetted by the team.

Platform/LanguageSource
macOS, Windows, Linuxhttps://mqttx.app/ (GUI tool)
JavaScript (Node.js, TypeScript)https://github.com/mqttjs/MQTT.js
Go (MQTT v5.0 specific library)https://github.com/eclipse/paho.golang
Pythonhttps://pypi.org/project/paho-mqtt/
Rusthttps://github.com/eclipse/paho.mqtt.rust