| Arrow | 3D vector field |
| AutoScaler | ABC for autoscaler |
| Axis | Autoscalable axis with caption |
| Color | Abstract base class for color functors |
| ColorLegend | A flat color legend |
| Cone | The Cone Style |
| CoordinateSystem | A coordinate system with different styles (BOX, FRAME) |
| CrossHair | The Cross Hair Style |
| Dot | The Point Style |
| Drawable | ABC for Drawables |
| Enrichment | Abstract base class for data dependent visible user objects |
| FreeVector | Free vector |
| Function | Abstract base class for mathematical functions |
| GraphPlot | TODO |
| GridMapping | Abstract base class for mappings acting on rectangular grids |
| IO | |
| IO::Functor | |
| KeyboardState | This class creates a (key-button,modifier) pair (ordinary typedef for int if Qt3 is used) |
| Label | A Qt string or an output device dependent string |
| LinearAutoScaler | Automatic beautifying of linear scales |
| LinearScale | The standard (1:1) mapping class for axis numbering |
| LogScale | Log10 scale |
| Mapping | Abstract base class for general mappings |
| MouseState | This class creates a (mouse-button,modifier) pair (ordinary typedef for int if Qt3 is used) |
| MultiPlot | TODO |
| NativeReader | |
| ParallelEpiped | Parallelepiped spanned by 2 Triples |
| ParametricSurface | Abstract base class for parametric surfaces |
| PixmapWriter | Provides Qt's Pixmap output facilities |
| Plot3D | Base class for all plotting widgets |
| qwt3d_ptr | Simple Auto pointer providing deep copies for raw pointer |
| RGBA | Red-Green-Blue-Alpha value |
| Scale | |
| StandardColor | Standard color model for Plot3D - implements the data driven operator()(double x, double y, double z) |
| SurfacePlot | A class representing Surfaces |
| Triple | Triple [x,y,z] |
| Tuple | Tuple [x,y] |
| VectorWriter | Provides EPS, PS, PDF and TeX output |
| VertexEnrichment | Abstract base class for vertex dependent visible user objects |
| VolumePlot | TODO |
