GeoViewer is LizardTech's free, standalone application for viewing geospatial imagery and vector overlays. GeoViewer enables you to combine, view and export visual layers from varied sources, such as local repositories, Express Server catalogs, and WMS and JPIP servers. GeoViewer supports a wide range of input formats and exports to GeoTIFF, PNG and JPEG. It's the most efficient means of viewing MrSID and JPEG 2000 images.
Latest Release: 05-2009
Read more: http://www.lizardtech.com/download/dl_options.php?page=viewers