A high-performance alternative to the PyCharm Profiler or cProfile. It records every function entry and exit to generate interactive timeline visualizations of Python execution.
Tech Stack
PythonMonitoring & Logs
Why viztracer?
• Deterministic tracing
• Detailed timeline view
• Multi-thread support
Limitations
• Large trace files
• Python only
• UI can be overwhelming
3/5/2026
Last Update
471
Forks
22
Issues
Apache-2.0
License
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