Why MQTT X
MQTT X provides comprehensive MQTT testing capabilities. Fully open-source and community-driven makes it integrated with more rich, powerful, user-friendly features.
MQTT 5.0 protocol support
For MQTT v5.0 and MQTT v3.1.1
WebSocket
Support MQTT over WebSockets
Cross-platform
For Windows, macOS, and Linux
Script
Customizable script to simulate data testing
Get MQTT Broker Ready
How to connect to EMQX
EMQX: A Cloud-native, distributed MQTT broker for IoT. MQTT X is designed to connect to test MQTT Brokers such as EMQX, The one-click connection and simple graphical interface make it easy to explore MQTT features and debug features.
Connect
New Connect: Simply open the New page for a quick configuration and save it, then connect the MQTT Broker instantly.
Learn More →
Subscribe
Subscribe to Multi-Topic: Quickly subscribe to Multi-Topic after connecting, and the subscribed topics are marked with different colors.
Learn More →Publish
Editor Mode: Receive and publish messages at a glance, support JSON, Base64, Hex, and other Payload formats, and publish with one click.
Learn More →