Download Latest Version
GeographicLib-2.5.tar.gz (1.7 MB)
Get an email when there's a new version of GeographicLib
Source code for C++ version of GeographicLib
Programmers should download the latest .tar.gz or .zip file. The
.exe files provide Windows installers for the utilities (and the
library compiled with Visual Studio 14 2015).
The algorithms are documented in
- C. F. F. Karney, Algorithms for geodesics, J. Geodesy 87, 43-55 (2013); Addenda.
Other links:
- Installation instructions: https://geographiclib.sourceforge.io/C++/doc/install.html
- Library documentation: https://geographiclib.sourceforge.io/C++/doc
- Git repository: https://github.com/geographiclib/geographiclib
- Git mirror site: https://sourceforge.net/p/geographiclib/code
- Source distribution (2.0 and later): https://sourceforge.net/projects/geographiclib/files/distrib-C++
- GeographicLib: https://geographiclib.sourceforge.io
- GeographicLib in various languages: https://geographiclib.sourceforge.io/doc/library.html#languages
- Old versions of Geographiclib: https://sourceforge.net/projects/geographiclib/files/distrib
- Author: Charles Karney, karney@alum.mit.edu