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43 lines
1.9 KiB
Plaintext
43 lines
1.9 KiB
Plaintext
PostGIS Licensing
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==================
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This file attempts to include all licenses that apply within the PostGIS
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source tree, in particular any that are supposed to be exposed to the end user
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for credit requirements for instance.
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PostGIS General
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----------------
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In general PostGIS is licensed under GPL Version 2 terms except on files
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where expressly stated otherwise. Please refer to the COPYING file for licensing details.
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PostGIS has dependencies on other libraries which are not under GPL and that are commonly distributed with PostGIS core libraries.
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In general these are dynamically linked libraries.
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Libraries are as follows:
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Proj4 - http://proj.osgeo.org -- X/MIT License
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GEOS - http://geos.osgeo.org -- LGPL License
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LibXML - http://xmlsoft.org/ -- X/MIT License
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GDAL - http://gdal.osgeo.org/ -- X/MIT Style License
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-- Source files included with PostGIS not under GPL
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-- The following loader/dumper files are derivative works or direct ports of ShapeLib which is under an X/MIT License
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loader/dbfopen,safileio.*, shapefil.h, shpopen.c
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-- These are under AT&T public domain (someone should probably verify)
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loader/getopt.*
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-- Doc/xsl files
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These are under a BSD Style license
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The documentation for is under a creative commons share-alike 3.0 license.
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http://creativecommons.org/licenses/by-sa/3.0/
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Data used in documentation falls in one of the following categories
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- Many of the examples in the topology and tiger geocoder section utilize data from US Census Tiger data 2010
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http://www.census.gov/geo/www/tiger/tgrshp2010/tgrshp2010.html
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- data or snapshots generated by community
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- many images autogenerated by PostGIS documentation generator (which utilizes ImageMagick)
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as described http://trac.osgeo.org/postgis/wiki/DevWikiDocNewFeature
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- PostGIS raster output functions such as the ST_AsPNG etc.
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- raster/vector data from MassGIS: http://www.mass.gov/mgis/laylist.htm |