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# Qt Repository Structure
## qt5.git Super-Repo
```
qt5/ # Super-repo root
├── cmake/ # Build system configuration
├── coin/ # CI/CD configuration
├── configure # Build configuration script
├── init-repository # Submodule initialization
├── qtbase/ # Core module (submodule)
├── qtdeclarative/ # QML/Quick module (submodule)
├── qttools/ # Dev tools including QDoc (submodule)
├── qtdoc/ # Cross-module documentation (submodule)
└── ... (50+ qt* submodules)
```
---
## Module Categories
| Category | Repositories |
|----------|--------------|
| **Core** | qtbase, qtdeclarative, qttools, qtdoc |
| **Graphics** | qt3d, qtquick3d, qtquick3dphysics, qtcharts, qtgraphs, qtdatavis3d, qtsvg, qtlottie |
| **Connectivity** | qtconnectivity, qtwebsockets, qtwebchannel, qtwebengine, qtwebview, qtnetworkauth |
| **Hardware** | qtsensors, qtserialport, qtserialbus, qtpositioning, qtlocation |
| **Protocols** | qtcoap, qtmqtt, qtopcua, qtopenapi, qtgrpc |
| **Multimedia** | qtmultimedia, qtspeech |
| **Platform** | qtwayland, qtvirtualkeyboard, qtshadertools |
| **Utilities** | qt5compat, qtimageformats, qttranslations, qtlanguageserver |
| **State/Logic** | qtscxml, qtremoteobjects, qttasktree, qtquicktimeline |
| **Internal** | qtqa, qtrepotools |
---
## Module Internal Structure
Example using qtbase:
```
qtbase/
├── src/ # Source code
│ ├── corelib/ # Qt Core
│ ├── gui/ # Qt GUI
│ ├── widgets/ # Qt Widgets
│ ├── network/ # Qt Network
│ ├── sql/ # Qt SQL
│ ├── concurrent/ # Qt Concurrent
│ ├── dbus/ # Qt D-Bus
│ ├── xml/ # Qt XML
│ └── testlib/ # Qt Test
├── doc/ # Generated docs output
├── examples/ # Code examples
└── tests/ # Unit tests
```
---
## Documentation Paths
| Path | Purpose |
|------|---------|
| `qttools/src/qdoc/` | QDoc tool source code |
| `qtbase/doc/` | Built documentation output (HTML + .qch) |
| `qtdoc/doc/` | Cross-module docs (getting started, overviews) |
| `<module>/src/**/*.qdoc` | Standalone doc files |
| `<module>/src/**/*.cpp` | Inline API documentation |
---
## Deprecated/Empty Modules
Placeholders from Qt 5 (no longer active):
- qtcanvas3d
- qtfeedback
- qtgamepad
- qtpim
- qtsystems
- qtwebglplugin
- qtxmlpatterns