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Tools and Resources

Data Formats

• Geospatial Data Abstraction Library (GDAL) Raster Formats
• Official JPEG 2000 site
• JPEG2000 and GeoJP2
• GeoTIFF Format Specification, Revision 1.0
• GeoTIFF

Free GIS Applications

• FreeGIS: A complete list of free GIS applications.

• ArcReader and ArcExplorer: From Environmental Systems Research Institute (ESRI).

• Geomatica FreeView: Supports over 100 raster and vector formats for loading, viewing, selection, and enhancement.

• ExpressView Browser Plug-in: View MrSID and JPEG2000 images in a web browser.

• Express Server plugin for ArcGIS: Installs onto an existing installation of ArcGIS 8.x and allows users to add MrSID imagery served using LizardTech's Express Server software directly into their local ArcGIS application.

• GIS Dictionary

Geospatial Data Standards

• Open Geospatial Consortium: develops standards for geographic and location-based services.

• Federal Geographic Data Committee: develops the National Spatial Data Infrastructure (NSDI), which encompasses policies, standards, and procedures for organizations to cooperatively produce and share geographic data.

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