Localization
Open Source Server of GeoSpatial Information
The open source GIS platform, powerful and cross platform
Free/Open Source Mapping and GIS Analysis software for Linux, OS X and Windows. Comparable to Manifold or ArcView
LOTE is an easy to use geographical projection converter, downloadable application
A one stop shop for any geocoding needs. It allows geocoding large amounts of data - upto 100 million records.