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.
Dynagraph for Grappa is a Java front-end for the Dynagraph graph layout engines. It supports direct manipulation (graphical editing) of graphs, as well as text-driven display of dynamic graphs.
Java n-tier Framework and GUI Screen builder/designer, supporting 1, 2 and 3 tier mixed architectures to databases, application servers or local persistent data in files. Extensive documentation including launching from a Web Server.