GIS
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GDAL: Geospatial Data Library
is a translator library for raster geospatial data formats that is released under an X/MIT style Open Source license by the Open Source Geospatial Foundation . As a library, it presents a single abstract data model to the calling application for all supported formats. It also comes with a variety of useful commandline utilities for data translation and processing.WAS ist carto.net? carto.net ist ein bereich für kartographie im internet. kartographiestudenten, graphiker, internetleute arbeiten oft mehr oder weniger in eigenregie an durchaus interessanten projekten die nie ans licht der öffentlichkeit (www) kommen, oder im rahmen weniger publikumsstarken internetseiten verkommen und nicht aufzufinden sind. carto.net bietet für diese leute, ihre ideen und projekte den geeigneten webspace mit der passenden adresse: mitten im net z für carto graphen.
carto:net
MapServer
MapServer is an Open Source platform for publishing spatial data and interactive mapping applications to the web. Originally developed in the mid-1990’s at the University of Minnesota, MapServer is released under an MIT-style license , and runs on all major platforms ( Windows , Linux , Mac OS X ). MapServer is not a full-featured GIS system, nor does it aspire to be. The MapServer Project Steering Committee (PSC) , sanctioned by OSGeo , manages and administers the project which is maintained, improved, and supported by developers and users from around the world. See the community activities page for mailing lists, etc.USGS Global Visualization Viewer
Attention: GloVis requires version 1.6 or higher of the Java plug-in. A current version of the Java plug-in can be downloaded from java.com . On that page, follow the Download link to get instructions for downloading and installing the plug-in for your Operating System and Browser.
OpenLayers makes it easy to put a dynamic map in any web page. It can display map tiles and markers loaded from any source. OpenLayers has been developed to further the use of geographic information of all kinds. OpenLayers is completely free, Open Source JavaScript, released under the 2-clause BSD License (also known as the FreeBSD). Supporting OpenLayers
OpenLayers
QGIS
Quantum GIS (QGIS) is a user friendly Open Source Geographic Information System ( GIS ) licensed under the GNU General Public License . QGIS is an official project of the Open Source Geospatial Foundation (OSGeo). It runs on Linux, Unix, Mac OSX, and Windows and supports numerous vector, raster, and database formats and functionalities.