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2. List of GIS data sources - Wikipedia

   en.wikipedia.org/wiki/List_of_GIS_data_sources

   Online collection of all digital USGS 1:24K scale topographic maps (as well as various other GIS data) covering the United States, available as a free download. NPScape United States Department of the Interior National Park Service NPScape is a landscape dynamics monitoring project that provides landscape-level data, tools, and evaluations for ...

3. National Lidar Dataset (United States) - Wikipedia

   en.wikipedia.org/wiki/National_Lidar_Dataset...

   Currently, the best source for nationwide LiDAR availability from public sources is the United States Interagency Elevation Inventory (USIEI). [1] The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service.

4. Smallworld - Wikipedia

   en.wikipedia.org/wiki/Smallworld

   Smallworld is the brand name of a portfolio of GIS software provided by GE Digital, a division of General Electric.The software was originally created by the Smallworld company founded in Cambridge, England, in 1989 by Dick Newell and others.

5. GeoSUR - Wikipedia

   en.wikipedia.org/wiki/GeoSUR

   The national and local geospatial information for the region is available through a decentralized network of map services operated by participating institutions, where each institution is committed to the development of map services and metadata catalogues under the standards of the Open Geospatial Consortium (OGC). The participants act as data ...

6. GDAL - Wikipedia

   en.wikipedia.org/wiki/GDAL

   The Geospatial Data Abstraction Library (GDAL) is a computer software library for reading and writing raster and vector geospatial data formats (e.g. shapefile), and is released under the permissive X/MIT style free software license by the Open Source Geospatial Foundation.

7. Spatial network analysis software - Wikipedia

   en.wikipedia.org/wiki/Spatial_network_analysis...

   Urban Network Analysis Toolbox for ArcGIS – A free, open-source package developed by the City Form Lab. [19] It can be used to compute five types of graph centrality measures on spatial networks: Reach; Gravity; Betweenness; Closeness; and Straightness. The tools incorporate three important features that make them particularly suited for ...

8. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. List of free geology software - Wikipedia

   en.wikipedia.org/wiki/List_of_free_geology_software

   This is a list of free and open-source software for geological data handling and interpretation. The list is split into broad categories, depending on the intended use of the software and its scope of functionality. Notice that 'free and open-source' requires that the source code is available and users are given a free software license.