| IExternalGraphic | External Graphic |
| IFeatureTypeStyle | Feature type style |
| IFilter | Filter |
| IFilterProperty | Filter property |
| IFilterPropertyIsEqualTo | Filter property is equal to |
| IGraphic | The graphic |
| IInlineContent | Inline content |
| ILineSymbolizer | Line symbolizer |
| IMark | The mark |
| IPointSymbolizer | The point symbolizer |
| IPolygonSymbolizer | Polygon symbolizer |
| IRule | The rule |
| IStyledLayerDescriptor | Styled layer descriptor |
| ISvgParameterT | Svg parameter |
| ISvgParameterCollectionT | Svg parameter collection |
| ISymbolizer | The symbolizer |
| IUserLayer | User layer |
| IUserStyle | Userstyle definition |
| IVendorOption | Vendor option |
| Encoding | Encoding |
| FillType | Filltype of the polygon |
| StrokeType | Stroke type |
| SymbolizerType | Symbolizer type |
| VendorOptionType | Vendor option type |