essedesignguide.org

Freeware

Atlantis Scientific OpenEV is a software library and application for viewing and analyzing raster and vector geospatial data.
ER Viewer is an easy to use image viewer featuring interactive roaming and zooming with very large image files. A wide range of image formats are supported.
ExpressView Browser Plug-in (MrSID) gives standard Windows Web browsers the ability to natively view MrSID and JPEG2000 images.
HDFBROWSE is a MS Windows command line utility that can be used to dump a slice of any HDF's SDS into a common image format (JPEG, Windows BMP and TIFF).
ImageJ Software for image processing and analysis in Java.
PCI Geomatica FreeView is a flexible data viewing tool supporting over 100 raster and vector formats for loading, viewing, selection, and enhancement.
Bentley View is a CAD file viewing application that can open, view, and print DGN, DWG and DXF file formats.
ArcReader is a mapping application that allows users to view, explore, and print maps and globes.
ArcExplorer is a GIS data viewer that performs a variety of basic GIS functions, including display, query, and data retrieval applications.
GIS Viewer is a web-based tool for displaying and manipulating layers of geographical points and vectors, and raster data such as maps and images.
TatukGIS Viewer views most GIS/CAD and raster image file types and supports an extensive list of features including layer control, thematic mapping, spatial and attribute querying, custom labeling, on map measurements, and PDF export.
GeoMedia Viewer is a GIS software application for desktop viewing and distribution of geospatial data. SDSC Image Tools is a suite of free utility programs for manipulating and converting digital image files

ILWIS integrates image, vector and thematic data in one package on the desktop. ILWIS delivers a wide range of feautures including import/export, digitizing, editing, analysis and display of data as well as production of quality maps.

Commercial software packages

ENVI is for the visualization, analysis, and presentation of all types of digital imagery. ENVI’s image-processing package includes advanced spectral tools, geometric correction, terrain analysis, radar analysis, raster and vector GIS capabilities.
ER Mapper provides functionality for image processing and map making
ERDAS Imagine is a broad collection of software tools designed specifically to process imagery.
ArcGIS is an integrated collection of GIS software products for building a complete GIS.
GRASS is an open source GIS used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.
IDRISI Kilimanjaro is a GIS and Image Processing software solution that includes over 200 modules for the analysis and display of digital spatial information.
Intergraph GeoMedia brings data from disparate databases into a single GIS environment for viewing, analysis, and presentation.
PCI Geomatica is an image processing software, recently geared towards automated processing flows.
Global Mapper is a viewer capable of displaying and analyzing the most popular raster, elevation, and vector datasets. It also converts, edits, prints and tracks GPS data.