SLD Extensions in GeoServerΒΆ
GeoServer provides a number of vendor-specific extensions to SLD 1.0. Although not portable to other applications, these extensions make styling more powerful and concise and allow for the generation of better-looking maps.
- Geometry transformations in SLD
 - Rendering Transformations
 - Graphic symbology in GeoServer
 - Variable substitution in SLD
 - Specifying symbolizer sizes in ground units
 - Label Obstacles
 - Adding space around graphic fills
 - Fills with randomized symbols
 - Color compositing and color blending
 - Z ordering features within and across feature types and layers