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PROJ

Coordinate transformation library

OSGeo Project Geospatial Libraries
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PROJ

About PROJ

Cartographic projections and coordinate transformations library. The standard for geospatial coordinate operations.

Key Features

  • Thousands of CRS definitions
  • High-precision transformations
  • Datum transformations
  • Command line tools
  • EPSG database

Technical Details

Languages
C, C++
License
MIT
Status
OSGeo Project

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