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Free Encyclopedia of Appalachia: English Dedicated to the region, people, culture, history, and geography of Appalachia. Defunct Encyclopedia of Arkansas: English Project of the Central Arkansas Library System and is the only U.S. state encyclopedia sponsored by a public library Free Encyclopedia of Chicago: English Free Encyclopedia Virginia ...
This is a category of articles relating to free software for making or viewing Portable Document Format (PDF) documents. That is, software which can be freely used, copied, studied, modified, and redistributed by everyone that obtains a copy. Typically, this means software which is distributed with a free software license, and whose source code ...
Geospatial PDF is a set of geospatial extensions to the Portable Document Format (PDF) 1.7 specification to include information that relates a region in the document page to a region in physical space — called georeferencing. [1] A geospatial PDF can contain geometry such as points, lines, and polygons.
Cartopedia: The Ultimate World Reference Atlas; Celestia; Google Earth - (proprietary license); Gravit - a free (GPL) Newtonian gravity simulator; KGeography; KStars; NASA World Wind - free software (NASA open source)
the free encyclopedia that anyone can edit. ... Content portals – A unique way to navigate the encyclopedia. ... Wiki software development.
TerraLens is a real-time computing geospatial software platform optimized for mission-critical applications and performance on low-end hardware and chipsets. TerraLens is a geospatial platform that includes a comprehensive core API, as well as additional tools like a Web Map Tile Service (WMTS) tile server, a map styling and packaging tool, and ...
Geography Network; MapChart EarthAtlas, free online atlas with interactive maps about topics like demography, economy, health and environment. National Geographic MapMachine; History of atlases. Atlases, at the US Library of Congress site - a discussion of many significant atlases, with some illustrations. Part of Geography and Maps, an ...
GNE (originally GNUPedia) was a project to create a free-content online encyclopedia, licensed under the GNU Free Documentation License, under the auspices of the Free Software Foundation. The project was proposed by Richard Stallman in December 2000 [1] and officially started in January 2001.