pure-Python (Numpy optional) 3D coordinate conversions for geospace ecef enu eci

A zero-dependency Go package for coordinate transformations.

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

Scripts related to NSIDC-0756

Converter for lon/lat to ITM and WebMercator

Convert coordinates between WGS84 and UTM in Elixir

QField plugin for coordinate conversion and navigation — supports Irish Grid, UK Grid, MGRS, Plus Code, and custom EPSG CRS. Captures screen centre or GPS position, generates/scans geo: QR codes, and adds grid reference search to the QField locator bar.

Library with conversion functions for NMS coordinates

Utility scripts for converting measurement coordinates between (x, y) and (r, θ), intended for wafer evaluation and multipoint recipe design workflows.

Precision coordinate conversion and UN/LOCODE timezone API. Convert between DD, DMS, UTM, MGRS, and Plus Code instantly.

A web-based tool for converting geographic coordinates between various formats, featuring bulk processing and map visualization.

Batch geocoder using Amap API — address↔coordinates conversion and POI search

R을 이용한 GPS 좌표와 국가지점번호의 상호 변환. R package for converting between WGS84 GPS coordinates and Korea's National Point Number (NPN).