Geographic Data Files

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  Shapefile

  The ESRI Shapefile or simply a shapefile is a popular geospatial vector data format for geographic information systems software. It is developed and regulated by ESRI as a (mostly) open specification for data interoperability among ESRI and other software products. A "shapefile" commonly refers to...
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  MapInfo TAB format

  The MapInfo TAB format is a popular geospatial vector data format for geographic information systems software. It is developed and regulated by MapInfo as a proprietary format. The basic file components for a MapInfo Professional data set are established by the two basic environments for working in...

• Geographic data

  Geographic data is about much more than electronic pictures of maps. The geographic data that describes our world allows for city planning, flood prediction and relief, emergency service routing, environmental assessments, wind pattern monitoring and many other applications. Geographic data is...

• GIS file formats

  A GIS file format is a standard of encoding geographical information into a file. They are created mainly by government mapping agencies (such as the USGS) or by GIS software developers. Metadata often includes:

• MrSID

  MrSID (pronounced Mister Sid) is an acronym that stands for multiresolution seamless image database. It is a file format (filename extension .sid) developed and patented by LizardTech for encoding of georeferenced raster graphics, such as orthophotos. MrSID was developed primarily for Geographic...

• MapInfo Interchange Format

  MapInfo Interchange Format is a map and database exporting file format of MapInfo software product. The MIF-file filename usually ends with .mif-suffix. Some MIF-files also have a related MID-file. The filename of a MID-file usually ends with .mid-suffix.

• AIXM

  The Aeronautical Information Exchange Model (AIXM) is designed to enable the management and distribution of Aeronautical Information Services (AIS) data in digital format. AIXM version 5.0, set to be finalized in late 2007, is based on Geography Markup Language (GML) and is one of the GML...

• USGS DEM

  The USGS DEM standard is a geospatial file format developed by the United States Geological Survey for storing a raster-based digital elevation model. It is an open standard, and is used throughout the world. It has been superseded by the USGS's own SDTS format but the format remains popular due to...

• ArcInfo binary grid

  An ESRI grid is a raster GIS file format developed by ESRI, which has two formats: The formats were introduced for ARC/INFO. The binary format is widely used within ESRI programs, such as ArcGIS, while the ASCII format is used as an exchange, or export format, due to the simple and portable ASCII...

• GDAL

  GDAL (Geospatial Data Abstraction Library) is a library for reading and writing raster geospatial data formats, and 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...