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General GIS Information

Directories of GIS Web Sites

Software Companies

Utility Programs and Format Translators

General GIS Information

NOTE: Also see our links to GIS data. Our Data Services department has more links to GIS data on the web.

Alexandria Digital Library: This is consortium of researchers, developers, and educators, spanning the academic, public, and private sectors, exploring a variety of problems related to a distributed digital library for geographically-referenced information.
Current Literature on GIS and Libraries: A bibliography complied and maintained by Cathy Moulder at McMaster University.
Dictionary of Abbreviations and Acronyms in Geographic Information Systems, Cartography, and Remote Sensing: By Philip Hoehn of the David Rumsey Collection and Mary Larsgaard of the University of California, Santa Barbara. Hosted by the University of California, Berkeley.
Geographic Information Systems FAQ: The FAQ is a resource of the comp.infosystems.gis newsgroup and the GIS-L mailing list.
GIS notebook: Miscellaneous information on GIS from Bill Thoen.
GIS-Related Mailing Lists: A list of GIS-related mailing lists compiled by Bill Thoen for an article published in GIS World magazine. Many entries have descriptive scope notes.
GIS Discussion Groups & Lists: Information on subscribing to GIS E-mail lists. Short scope notes describe the lists.
GIS Web Server (University of Edinburgh): Includes a searchable database on GIS, links to a large bibliography, and links to a catalog of digital elevation data.
Glossary of GIS Terms: A short glossary from ESRI.
National Geospatial Programs Office (NGPO): This is the USGS office that coordinates its National Spatial Data Infrastructure (NSDI) initiatives, with links to information about digital formats and to digital data, such as The National Map.
TIGER Mapping Service: Information on the TIGER files (Topologically Integrated Geographic Encoding and Referencing system) from the U.S. Census Bureau.
U.S. Geological Survey (USGS) Publications and Data Products: Links to lots of earth science data.

Directories of GIS Web Sites

GIS Gateway from the Census Bureau: Links to GIS web sites.
Guide to GIS Resources on the Internet: Links to GIS information and data, from the University of California, Berkeley.
Netscape Open Directory Project: Science: Earth, Water and Air: GIS - Geographic Information Systems Yahoo: Science: Geography: Geographic Information Systems (GIS)

Sortware Companies

ESRI: Environmental Systems Research Institute, Inc., a leading producer of GIS and desktop mapping software (ARC/INFO, ArcView).
GDT: Geographic Data Technologies, which sells GIS boundary data and demographic data.
Intergraph: Makers of GIS and related software.
MapInfo: Producers of MapInfo, a leading desktop mapping software package often used in business and marketing applications.

Utility Programs and Format Translators

BLM's GIS utility FTP site: Lots of free translator utilities written by the late Sol Katz, most of which run under DOS.
Directions Magazine Free Tools: Online GIS magazine has collection of free GIS utilities for various software packages.
GIS conversion utilities: From an academic web site in the United Kingdom.
GIS Data Depot: Software and Utilities: Mostly format translator programs and some zip/unzip programs.
GIS Tools: Commercial software to convert Census TIGER files to ArcView shapefiles (.shp extension) and MapInfo interchange format (.mif extension) files.
Safe Software, Inc.: Company that produces a commercial GIS translator, the Feature Manipulation Engine (FME).
USGS Digital Mapping Software and Utilities