Introduction GeoTools, the Open Source Java Geographic Information System (GIS) toolkit, comes with a Swing-based client demonstrator (JMapFrame plus around 10 supporting classes). This project covers the development of an SWT port of the GeoTools Swing demonstrator. Background GeoTools is online at [login to view URL] The Swing-based toolkit is used in the GeoTools QuickStart tutorials at [login to view URL] There are a number of ventures online to develop GIS components in SWT, of which the uDig application is the most successful/supported. Use of the uDig application framework is not acceptable in this instance (though algorithms/techniques within it may be duplicated) - a thin GeoTools wrapper is required.