JavaScript library to transform coordinates from one coordinate system to another, including datum transformations

Provider for Chinese Tms Service

QGIS tools to capture and zoom to coordinates using decimal, DMS, WKT, GeoJSON, MGRS, UTM, and Plus Codes notation. Provides external map support, MGRS & Plus Codes conversion and point digitizing tools.

A pure Go package for coordinate transformations.

A JavaScript port of the Proj.4 map projection library.

Geometric conversions between different formats and projections

A machine-readable index of all EPSG coordinate systems.

Website to guess the projection for a given point.

A GIS READ WRITE GRASSHOPPER PLUGIN

Transform coordinates from one coordinate system to another.

You woke up in the morning and forgot about the correct spatial reference (EPSG) of a bunch of points. This tool is your amnesia remedy and searches at spatialreference.org for you.

Custom projection (LV95) example for Leaflet

simple conversion between HK1980 and WGS84

They are working files for making a report and my first project using Python and QGIS

Get EPSG code given a set of lat/lng coordinates

🌍 Transform coordinates between projections (coordinate systems).

NSG Profile of OGC Geopackage encoding standard

Proof of concept for the RDF representation of the OGC EPSG register of coordinate reference systems

地理座標変換, 測地系, EPSG

coord projection using DotSpatial.Projections

Node.js module for converting .prj files and projcs / geogcs strings to EPSG codes

Portada en formato LaTeX para los Trabajos Fin de Grado y Fin de Máster de la Universitat Politècnica de València