Coordinate Packages

A simple library for converting between different coordinate systems.

Different methods to calculate distances, bearing and projections for aviation related software

Performs astronomical calculations and conversions

cesium 常用坐标转换

bd09/gcj02/wgs84

Convert between relative and cartesian coordinates in a viewport.

一个轻量、高效的坐标系画线组件

The process converts the meter coordinate data into the map's plane coordinates, for example, the meter coordinates (2519258.408,34621927.509) are all in meters.

实现三种坐标系的相互转换

实现三种坐标系的相互转换

This is light weight javascript package for calculating distance between two coordinates.

Helper tools for advent of code, your very own helper elf

Convert Excel Coordinates to Simple Coordinate System

this is a tool for transform geocoordinate of wgs gcj and bd09

A set of functions to translate spherical approximation of an earth angular coordinates (lat, lng) to a cartesian coordinates (x, y) on an adjacent to sphere plane in some center point and then translate back to display on a map.

GeoIP query tool with AS number

Add offset to the coordinates of GeoJSON.

Convert a string index to its line and column position