| Name | Description | Type | Package | Framework |
| AutoClust | This class implements the AUTOCLUST algorithm of Estivill-Castro and Lee (2002) "Argument free clustering for large spatial point-data sets via boundary extraction | Class | org.geotools.graph.util.delaunay | GeoTools |
| AutoClustData | Class | org.geotools.graph.util.delaunay | GeoTools | |
| AutoClustUtils | Class | org.geotools.graph.util.delaunay | GeoTools | |
| Coordinate2D | Class | org.geotools.graph.util.geom | GeoTools | |
| CycleDetector | Detects cycles in a graph. | Class | org.geotools.graph.util.graph | GeoTools |
| DelaunayEdge | Class | org.geotools.graph.util.delaunay | GeoTools | |
| DelaunayNode | Class | org.geotools.graph.util.delaunay | GeoTools | |
| DelaunayTriangulator | Class | org.geotools.graph.util.delaunay | GeoTools | |
| DirectedCycleDetector | Detects cycles in a directed graph. | Class | org.geotools.graph.util.graph | GeoTools |
| FIFOQueue | Class | org.geotools.graph.util | GeoTools | |
| GeometryUtil | Class | org.geotools.graph.util.geom | GeoTools | |
| GraphFuser | Removes all nodes of degree 2 from a graph. | Class | org.geotools.graph.util.graph | GeoTools |
| GraphFuser .EdgeMerger | Merges the underlying objects represented by a number of edges into a Author:Justin Deoliveira, Refractions Research Inc, jdeolive@refractions. | Interface | org.geotools.graph.util.graph.GraphFuser | GeoTools |
| GraphPartitioner | Creates a collection of connected graphs from a single graph. | Class | org.geotools.graph.util.graph | GeoTools |
| GraphViewer | Class | org.geotools.graph.util.delaunay | GeoTools | |
| IndexedStack | Class | org.geotools.graph.util | GeoTools | |
| MultiMap | Class | org.geotools.graph.util | GeoTools | |
| ParseErrorHandler | Class | org.geotools.graph.util | GeoTools | |
| PoissonClusterer | Class | org.geotools.graph.util.delaunay | GeoTools | |
| PriorityQueue | Class | org.geotools.graph.util | GeoTools | |
| Queue | Interface | org.geotools.graph.util | GeoTools | |
| SimpleFileFilter | Class | org.geotools.graph.util | GeoTools | |
| Stack | Class | org.geotools.graph.util | GeoTools | |
| SwingUtil | Class | org.geotools.graph.util | GeoTools | |
| Triangle | Class | org.geotools.graph.util.delaunay | GeoTools | |