- o -
- OCTANT : Base::BoundBox3< _Precision >
- Op : SketcherCopy
- OperationType : MeshCore::SetOperations
- Operator : App::OperatorExpression
- OrbitStyle : FCSphereSheetProjector , Gui::NavigationStyle
- Orientation : Gui::Camera
- OutListOption : App::DocumentObject
- Output : Gui::PythonConsoleP