MQTT Viewer for Mac

Debug and test MQTT in seconds.

Version 1.2.0 · 4 October 2026 Release notes

Install

Requires macOS 12 or later.

  1. Unzip the download.
  2. Drag MQTT Viewer into Applications.
  3. Open MQTT Viewer and connect to your broker.

The app installs updates automatically.

Apple Silicon or Intel?

Open the Apple menu → About This Mac. Chip means Apple Silicon; Processor means Intel.

All Mac files & checksums

Compare the SHA-256 hash of your downloaded ZIP with its matching checksum file below. For example, for Apple Silicon:

shasum -a 256 MQTT_Viewer_v1.2.0_darwin_arm64.zip

Also available for Windows and Linux. All platforms →