CMTrace Open
Free, open-source CMTrace replacement for Windows log files
CMTrace Open is a free, open-source log viewer and troubleshooting application designed for Windows administration and endpoint management. It provides a modern alternative to Microsoft's CMTrace utility with expanded diagnostic capabilities. The software automatically recognizes multiple log formats and displays entries with severity-based color coding. Users can monitor logs in real time, search messages, filter events, and identify Windows error codes. Specialized diagnostic workspaces help analyze Microsoft Intune, Configuration Manager, and Windows Autopilot deployment issues. It also supports Windows Event Log files, device registration diagnostics, and software installation troubleshooting. Available for Windows, macOS, and Linux, CMTrace Open offers full and lightweight editions for examining system logs and investigating administrative problems.