Toolkit for working with and mapping geospatial data
GeoTools is an open source (LGPL) Java code library which provides standards compliant methods for the manipulation of geospatial data.
GeoTools is an Open Source Geospatial Foundation project.
The GeoTools library data structures are based on Open Geospatial Consortium (OGC) specifications.
Nevada is a tool for interactive visualization of dynamic networks. Unlike other dynamic network visualization tools it's focussing on visualizations preserving the user's mental-map. Import of Pajek files is supported.