wgs84

Zero dependency library to provide some basic geo functions

地理坐标系转换工具

Libraries of geodesy functions implemented in JavaScript

Attitude and Heading Reference Systems in Python

The open source air traffic simulator

地球坐标系 (WGS-84)转火星坐标系 (GCJ-02)地图纠偏算法Javascript版

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.

🌏 MapHelper是一个整合了高德地图、百度地图、腾讯地图、谷歌地图等相关路线规划和导航的地图帮助类库

Go's version of the PROJ.4 projection library

A simple header-only, single-file library to handle WGS84 coordinate to Cartesian coordinate transformations for C++.

Faster WebGL 3D graphics starter kit for IoT project

Geospatial data structures, tools and utilities for Dart and Flutter.

Nvector is a suite of tools written in Python to solve geographical position calculations.

Bidirectional UTM-WGS84 converter for JavaScript.

A .NET library that provides strongly-typed implementations of multiple coordinate systems, including rectangular, polar, spherical, and geodetic.

Geographical position calculations – simple and exact solutions by means of n-vector 🌍

Converting xy coordinates between WGS-84, GCJ-02 and BD-09 system

A machine-readable index of all EPSG coordinate systems.

helps handling tile pyramids

Easy to embed C/C++ library for EGM96 altitude offset calculations.