A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Type to find tags:
× 8238
a user-friendly, cross-platform GIS application licensed under the GNU General Public License.
× 6688
an Esri product from the ArcGIS Platform. This tag should be used to distinguish issues with it from those of ArcGIS for Server, ArcGIS for Mobile, ArcGIS Online, etc
× 4203
an open source interpreted programming language used in many GIS programs.
× 3073
when ArcGIS 10.0 (or any of its service packs) is the version of any product(s) you are using from the ArcGIS platform.
× 3045
a JavaScript library for creating dynamic map widgets for web sites.
× 2898
an extension for the PostgreSQL object-relational database that adds support for geographic objects.
× 2633
A site-package created by Esri to expose ArcObjects to Python.
× 2412
when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.
× 2385
a data format consisting of regular grids of values, usually stored in an image-like format.
× 2136
an open source software server written in Java that allows users to share and edit geospatial data.
× 1977
the main application of ArcGIS for Desktop and the tag for that (arcgis-desktop) should normally be used in preference
× 1655
A vector data storage format for storing the location, shape, and attributes of geographic features. Often referred to as 'an ESRI shapefile', as ESRI developed it.
× 1636
an Esri product from the ArcGIS Platform which is used "to create, manage, and distribute GIS services over the Web to support desktop, mobile and Web mapping applications."
× 1626
a set of COM-based APIs from ESRI Inc. that are used in several of their products including ArcGIS Desktop, ArcGIS Engine and ArcGIS Server.
× 1542
Esri's GIS platform name. DO NOT USE this tag except for questions concerning the ArcGIS platform AS A WHOLE. Product tags (arcgis-desktop, arcgis-server, arcgis-online, etc) combined with …
× 1345
when ArcGIS 10.2 (or any of its service packs) is the ArcGIS Platform version you are using.
× 1303
GDAL (Geospatial Data Abstraction Library) is an open source translator library & set of command-line utilities for processing raster spatial data formats. As a library, it presents a single abstract …
× 1205
an open source object-relational database system.
× 1103
a prototype-based, object-oriented scripting language that is dynamic, weakly typed and has first-class functions.
× 1089
a collaborative project to create a free editable map of the world. The data is free, and free of legal and technical restrictions. OpenStreetMap is often shorted to OSM.
× 1052
a web mapping API from Esri.
× 1026
any method of representing the surface of a sphere or other three-dimensional body on a plane
× 1006
On a map, a closed shape defined by a connected sequence of x,y coordinate pairs, where the first and last coordinate pair are the same and all other pairs are unique.
× 834
A reference framework consisting of a set of points, lines, and/or surfaces, and a set of rules, used to define the positions of points in space in either two or three dimensions.
× 815
a .NET programming language.
× 806
GRASS GIS (Geographic Resources Analysis Support System) is a free, open source geographical information system (GIS) capable of handling raster, topological vector, image processing, and graphic data…
× 778
Questions about obtaining data.
× 774
a standard protocol for serving georeferenced map images over the Internet
× 772
a web mapping service application and technology provided by Google free (for non-commercial use),
× 754
An application of ArcGIS for Desktop that is used to create, edit and manage models within its Geoprocessing Framework
× 748
Statistical computing language and software environment.
× 746
a GIS operation used to manipulate GIS data. If you are performing geoprocessing using ArcGIS then the tag Geoprocessing-framework is specific to that software and should be used ins…
× 708
for questions about the ArcSDE (Spatial Database Engine) component of Esri's ArcGIS for Server that is one way to enable access to spatial data stored in a Relational Database Management …
× 678
the process of designing, implementing, generating and delivering maps on the World Wide Web ..."
× 673
An Open-Source JavaScript Library for Mobile-Friendly Interactive Maps
× 662
A coordinate-based data model that represents geographic features as points, lines, and polygons.