| Name | Description | Type | Package | Framework |
| DouglasPeuckerLineSimplifier | Simplifies a linestring (sequence of points) using the standard Douglas-Peucker algorithm. | Class | com.vividsolutions.jts.simplify | JTS Topology |
| DouglasPeuckerSimplifier | Simplifies a Geometry using the standard Douglas-Peucker algorithm. | Class | com.vividsolutions.jts.simplify | JTS Topology |
| LineSegmentIndex | An spatial index on a set of LineSegments. | Class | com.vividsolutions.jts.simplify | JTS Topology |