GIS Interoperability Resources

Open Geospatial Consortium
http://www.opengeospatial.org
The Open Geospatial Consortium, Inc. (OGC) is a non-profit, international, voluntary consensus standards organization that is leading the development of standards for geospatial and location based services. Key links on the site include the OGC Newsletter with the Website of the Month -- a website that uses OpenGIS specifications to solve a real world problem or demonstrates an interesting use; the OGC Cookbooks -- providing the basic understanding and "recipes" needed for implementing and exploiting OGC standards; and a registry of products implementing or complying with OGC standards.

OGC Network
http://www.ogcnetwork.org
A listing of the Open Geospatial Consortium email discussion lists, interoperability development resources, and Web-Based Collaborative Test Environments.

Oper Source Geospatial Foundation
https://www.osgeo.org/
The Open Source Geospatial Foundation was created to support and build the highest-quality open source geospatial software. The foundation's goal is to encourage the use and collaborative development of community-led projects.

GeoConnections Canada -- Canadian Geospatial Data Infrastructure
http://www.geoconnections.org/en/aboutcgdi.html
Includes a discover portal to find, access, evaluate, and visualize geospatial data catalog.

NASA -- Global Change Master Directory
http://gcmd.nasa.gov/
The mission of the Global Change Master Directory (GCMD) is to enable the scientific community to discover and access Earth science data and services through distributed, integrated information technology systems.

ESRI -- Interoperability and Standards Home Page
http://www.esri.com/software/standards/index.html
Discusses ESRI's commitment to interoperability and standards. Includes downloads and literature on spatial data standards and interoperability.

Intergraph -- Interoperability Program
http://www.intergraph.com/interop/
Discusses Intergraphs's commitment to interoperability and standards. Includes white papers, downloads, and links to the Intergraph WMS Viewer.


Web Mapping Tools

Web Mapping - Wikipedia
http://en.wikipedia.org/wiki/Web_mapping
Background information on web mapping.

MapTools
http://www.maptools.org/
A resource for the Open Source mapping community, including downloads for Chameleon, ka-Map, PHP MapScript, and MS4W (MapServer for Windows)

The State of Open Source GIS, Refractions Research
http://www.refractions.net/expertise/whitepapers/opensourcesurvey/survey-open-source-2007-12.pdf
A white paper that helps make sense of the diversity of open source geospatial software. The survey covers major software projects in each development language and gives background information about functionality provided and inter-relationships with other projects.

Free Cartography Tools
http://justcartography.googlepages.com/
A listing of GIS and web mapping tools.


Web Mapping Server Software

MapServer
http://mapserver.gis.umn.edu/
MapServer is an OpenSource development environment for building web mapping applications.

ESRI - ArcIMS
http://www.esri.com/software/arcgis/arcims/index.html
ESRI software for delivering dynamic maps and GIS services via the Web.

Intergraph - GeoMedia WebMap
http://www.intergraph.com/gmwm/default.asp
Intergraph software for web mapping.

MapGuide Open Source
http://mapguide.osgeo.org/
A web-based platform that supports development and deployment of web mapping applications and geospatial web services.

GeoServer
http://geoserver.org/
Geoserver is a fully functional open source WFS-T and WMS server that follows the OGC open standards.


Web Mapping Client Software - Downloads

uDig by Refractions Research
http://udig.refractions.net
The User-friendly Desktop Internet GIS (uDig) is an open source viewer/editor that brings together internet, database, and file-based spatial data.

Quantum GIS
http://www.qgis.org/
Quantum GIS (QGIS) is a user friendly Open Source Geographic Information System (GIS) that runs on Linux, Unix, Mac OSX, and Windows.

MapWindows
http://www.mapwindow.org/
MapWindow is a free, extensible, geographic information system (GIS) that can be used as an alternative desktop GIS. It includes a plug-in that allows users to access OGC services.

Gaia by The Carbon Project
http://www.thecarbonproject.com/gaia.php
Gaia is an OGC-compliant viewer capable of handling raster maps and GML features from any Web Map Server (WMS) or Web Feature Server (WFS).

Web Map Server Client for ESRI ArcView 3.x by Refractions Research
http://www.refractions.net/arc3wms/
The ARC3WMS client is an ArcView 3 extension (.AVX) that provides access to data sets stored on a Web Map Server (WMS).

World Wind by NASA
http://worldwind.arc.nasa.gov/
World Wind is a "virtual globe" that lets you quickly zoom from satellite altitude into any place on Earth. As you zoom in, World Wind downloads more detailed data from remote servers. NASA World Wind leverages Microsoft .NET technology for rapid development and to easily access open standards such as XML, WMS, and other graphics standards. [Note: World Wind is very large download (> 100 MB)]

Other Web Mapping Clients

Web Mapping Viewers - Browser Interfaces


Finding OGC Web Mapping Services

WMS Sites Catalog
http://wms-sites.com/
A visual catalog of public Web Mapping Service (WMS) resources online.

List of Public OGC-Compliant Services by Skyline MobileSystems
http://www.ogc-services.net/
As of August 2006, the list contains nearly 1000 servers and is frequently updated by a WMS crawler.

MapDex
http://www.mapdex.org/
A global index of over 2,000 maps servers.

DataFed Catalog
http://webapps.datafed.net/datafed_catalog_frame.aspx
DataFed provides standardized access to heterogeneous distributed air quality data and tools for data analysis and presentation.

Map Service Index, NC OneMap
http://www.nconemap.org/datacatalog
Includes national services in addition to state and local services from North Carolina.

OGC WMS Links, North Carolina State University Libraries
http://www.lib.ncsu.edu/gis/ogcwms.html
Includes national services in addition to state and local services from North Carolina.

List of Map Servers with Viewers, Sourcepole
http://www.sourcepole.com/2006/9/1/wms-map-server-list
A short list of map viewers and capabilities links.

List of Map Servers with Viewers, Geoserver
http://docs.codehaus.org/display/GEOS/Available+WMS+and+WFS+servers
A short list of available WMS and WFS services.

Other Sources of OGC Services

Last modified on March 11, 2008