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MQTT 5.0 desktop client running on macOS, Linux, and Windows.
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Mac
Linux
Ubuntu
Why MQTT X
MQTT X makes it faster and easier to develop/test MQTT applications.
Open Source
100% open source under Apache 2.0 license
Cross-platform
Running on Windows, macOS, and Linux
MQTT 5.0 Support
100% compliant with MQTT 5.0 and 3.1.1
Easy-to-use
A chat box for sending/receiving MQTT messages
One and Two Way SSL
Support for one-way and two-way SSL authentication
WebSocket
Support MQTT over WebSockets
Payload Format Conversion
Support for Hex, Base64, JSON, and Plaintext
Script
Customized script for MQTT Pub/Sub simulation
Log
Full logging capabilities
i18n
English, Japanese, Simplified Chinese, Turkish and Hungarian
Multi-theme
Freely toggle Light/Dark/Night mode
Custom Colors for Topics
Custom colors for different MQTT subscriptions
Better Together with EMQX
MQTT X is designed for an easier way to develop and test IoT applications. Connect MQTT X to a powerful MQTT broker or cloud with one click, and enjoy the combined power to build your business-critical IoT platforms and applications quickly.
News
MQTT X 1.9.1 is Released: Resource Utilization Reduced by 80%, and Stability Greatly Improved
Learn More →
MQTT X CLI Adds Support for Automatic Reconnection and The Ability to Save and Read Local Files
Learn More →