Epsg Packages

A machine-readable index of all EPSG coordinate systems.

convert an epsg code to a proj string

Transform coordinates from one coordinate system to another.

Utility functions for dealing with grid reference systems used in the British Isles.

Fast projector for immutable GeoJSON

Helper library for reprojecting geojson geometries with proj4js, including a number of extra helper utilities

Retrieve geographic projection information from an EPSG SRID

Gets EPSG Code for Various Inputs (incl. OGC WKT, ESRI WKT, GML, Mapfile, PROJ String, Proj4js String, XML)

Juso API to Geolocation

Projects geojson from any epsg-defined projection to any other defined epsg-defined projection

Projection Data Compressed to Fit in the Browser. Includes PROJ4 Strings, ESRI WKT, and OGC WKT

Simple, Modern Geospatial Bounding Boxes

Find the geographic projection which best turns a given (X,Y) into an expected (lng, lat).

Transform coordinates from one coordinate system to another.