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CMTrace Open

CMTrace Open is a free, open-source log viewer and Windows troubleshooting tool. It replaces Microsoft's CMTrace.exe with a modern interface and adds Intune diagnostics, DSRegCmd analysis, and real-time log tailing.

No prerequisites required — download a single file and run it.

Quick Links

• Getting Started — download, install, open your first log
• Log Viewer Guide — find, filter, highlight, real-time tailing
• Intune Workspace — IME log analysis and diagnostics
• DSRegCmd Workspace — device join and identity troubleshooting
• Supported Log Formats — what CMTrace Open can parse
• FAQ — common questions and answers

Downloads

Platform	Link
Windows (x64)	Latest Release
macOS (Apple Silicon)	Latest Release
Linux (x64)	Latest Release

For Contributors

Development setup, build commands, and architecture docs are in CONTRIBUTING.md.