epsg 开源项目推荐（55 个）

proj4js /proj4js

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

htoooth /Leaflet.ChineseTmsProviders

Provider for Chinese Tms Service

NationalSecurityAgency /qgis-latlontools-plugin

QGIS tools to capture and zoom to coordinates using decimal, DMS, WKT, GeoJSON, MGRS, UTM, UPS, GEOREF, ECEF, H3, and Plus Codes notation. Provides external map support, MGRS & Plus Codes conversion and point digitizing tools.

dvdoug /PHPCoord

PHPCoord is a PHP library to aid in handling coordinates. It can convert coordinates for a point from one system to another and also calculate distance between points

mbloch /mapshaper-proj

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

sheinbergon /dremio-udf-gis

OGC/GIS functions and extensions for Dremio

derhuerst /epsg-index

A machine-readable index of all EPSG coordinate systems.

derhuerst /transform-coordinates

Transform coordinates from one coordinate system to another.

ruipinge /geofiddle

Geometric conversions between different formats and projections

hamiltoncj /qgis-latlontools-plugin

QGIS tools to capture and zoom to coordinates using decimal, DMS, WKT, GeoJSON, MGRS, UTM, UPS, GEOREF, ECEF, H3, and Plus Codes notation. Provides external map support, MGRS & Plus Codes conversion and point digitizing tools.

nicoazel /BearGIS

A GIS READ WRITE GRASSHOPPER PLUGIN

stevage /WhatTheProj

Website to guess the projection for a given point.

ondata /openverto

CLI e libreria Python per le trasformazioni di coordinate ufficiali IGM Verto Online tra i sistemi di riferimento italiani (Roma40, ED50, IGM95, ETRS89, RDN2008)

idris-maps /leaflet-custom-projection

Custom projection (LV95) example for Leaflet

wroge /crs

Dependency free coordinate transformations for the majority of all EPSG codes.

lolastudio /prj2epsg

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

floledermann /coordinates

Simple web app to show geo coordinates in two different coordinate reference systems

m0shiko8811-beep /SeisConv

Desktop seismic toolkit: convert, view and QC SEG-Y / SEG-D / SEG-2 / SU, plus SPS survey geometry, positioning exports and GeoTIFF/Shapefile output. Offline, with the full EPSG registry built in.

louistrue /openBIM-surveyor

Free & Open-Source Coordinates Transformation and IFC interface

macoj /spatial_reference

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.