GeographicLib

GeographicLib is a small C++ library for: geodesic and rhumb line calculations; conversions between geographic, UTM, UPS, MGRS, geocentric, and local cartesian coordinates; gravity (e.g., EGM2008) and geomagnetic field (e.g., WMM2020) calculations.

Project Samples

Project Activity

See All Activity >

License

MIT License

Follow GeographicLib

GeographicLib Web Site

Other Useful Business Software

Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.

Start Free

Rate This Project

User Ratings

5.0 out of 5 stars

★★★★★

★★★★

★★★

★★

★

ease 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 5 / 5

features 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 4 / 5

design 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 4 / 5

support 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 4 / 5

User Reviews

Filter Reviews:

All

upduncai Posted 2026-11-13
5 out of 5 stars

Updated Version here - upduncai.github.io/fix-patch-update/
awotji Posted 2019-03-09
5 out of 5 stars

I have used this to calculate Ocad mapping software angle correction GD: declination + convergence. Just updated WMM2015v2. Need to overwrite WMM2015 files ? Didn't find helps, but it looks that need to overwrite ?
wallw Posted 2017-05-19
5 out of 5 stars

Very fast and very accurate. Don't reinvent the wheel! Use this!
lzjtliwei Posted 2016-12-08
5 out of 5 stars

It has some useful for me, thanks!
zonaopengts Posted 2016-09-10
5 out of 5 stars

Hi Visit the blog "Zona OpenGTS" (www) zona-opengts.blogspot.com Thanks !!!

Additional Project Details

Intended Audience

Advanced End Users, Developers, Science/Research

User Interface

Command-line

Programming Language

C, C++, Java, JavaScript, MATLAB, Python

Related Categories

MATLAB GIS Software, Python GIS Software, C++ GIS Software, C GIS Software, JavaScript GIS Software

Registered

2009-10-17

Similar Business Software

GoCodes

No more missing assets. GoCodes is asset tracking software for trades and industry. Track tools, equipment, and vehicles from one account. Know what you own, where it is, and who has it. Tag assets with customizable QR code labels, included in your price. Use our mobile app, rated 4.7...

See Software for GoCodes
Hubstaff

Hubstaff is a time tracking software that helps teams log hours, monitor productivity, and automate payments — whether remote, hybrid, in-office, or field-based. Available on desktop, web, and mobile, Hubstaff enables employees to track time against specific tasks and projects from anywhere....

See Software for Hubstaff
Linxup

Linxup is an ideal GPS tracking and dash cam solution for small and medium-sized businesses with fleets that want a powerful, easy-to-use system without overpaying for technology they don't need. Linxup's live, US-based support and coaching team is dedicated to ensuring customers get maximum...

See Software for Linxup
Descartes Fleet Performance Management

Descartes Fleet Performance Management is built for enterprise fleets and complex delivery operations. Designed to handle high-volume, multi-stop, time-sensitive logistics environments, it helps organizations improve fleet efficiency, increase driver productivity, and deliver consistently better...

See Software for Descartes Fleet Performance Management
Momentum IoT

Momentum makes service businesses more profitable. Our cloud-based software platform, powered by a connected network of GPS hardware devices, gives you complete financial control and deep operational insight into your business. With Momentum, you never worry about time-consuming data entry...

See Software for Momentum IoT
Quartix

With more than 35,000 customers and more than 800,000 devices installed in its 25-year history, the Quartix vehicle tracking system helps customers in the US, UK and Europe, in a wide range of industries, save on fuel and insurance every day. Whether your fleet consists of trucks, coaches,...

See Software for Quartix