gammaray ☆
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Description:
Examine and manipulate Qt application internals at runtime
Type: Formula  |  Latest Version: 3.3.1@0  |  Tracked Since: Nov 22, 2025
Links: Homepage  |  @KDABQt  |  formulae.brew.sh
Category: Developer tools
Tags: qt debugging developer-tool introspection qt-quick
Install: brew install gammaray
About:
GammaRay is a powerful Qt application introspection tool that allows developers to examine and manipulate the internal state of Qt applications at runtime. It provides a GUI to interact with Qt objects, view properties, monitor signals and slots, and analyze performance. The tool is invaluable for debugging complex Qt UI issues and understanding application architecture.
Key Features:
  • Runtime object inspection and manipulation
  • Signal and slot monitoring and debugging
  • Qt Quick scene visualization and debugging
  • Performance profiling and analysis tools
  • Plugin-based architecture for extensibility
Use Cases:
  • Debugging Qt UI issues and widget behavior
  • Understanding and profiling Qt application performance
  • Learning how Qt applications are structured internally
Alternatives:
  • Qt Creator – Qt Creator is an IDE with debugging features, but GammaRay provides deeper Qt-specific introspection capabilities
  • gdb/lldb – General purpose debuggers that lack Qt-specific object model awareness
Version History
Detected Version Rev Change Commit
Nov 22, 2025 5:53pm 0 VERSION_BUMP 43318a93
Sep 18, 2025 3:42am 0 VERSION_BUMP 974a517a
Sep 4, 2023 8:30pm 0 VERSION_BUMP 261a50bd
Sep 4, 2023 12:33pm 0 VERSION_BUMP 36fd69bb
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