Converts british national grid (OSBG36) to lat lon (WGS84) and vice versa.

This is a simple to use Geodetic Library for .Net that will allow simple transformation to and from British National Grid.

A Python package supporting geospatial grid indexing and interaction with Ordnance Survey's British National Grid index system

A JavaScript package from Ordnance Survey, designed to make data from the OS Data Hub APIs readily accessible to developers.

R package supporting geospatial grid indexing and interaction with Ordnance Survey's British National Grid index system

Sample Azure Data Factory pipeline for ingesting Data Packages directly from the Download API of the Ordnance Survey Data Hub into Azure Storage.

Access Ordnance Survey APIs From R

Golang library to parse and convert Ordnance Survey Grid References ("OS gridrefs").

Python tools for extracting and converting maps from the OS Maps app

A .Net wrapper for GridInQuestII, written in C#.

GNSS networks library to retrieve/merge Rinex files.

Grid datasets providing boundaries and identifiers for the Ordnance Survey British National Grid index system at multiple spatial resolutions.

A script to convert Ordnance Survey Open Names CSV files into a JSON array of WGS84 Features

OSMap (UK Circuits) ⚠️ DEPRECATED ⚠️ Go here instead →

Simple HTTP server and base project for getting started with Ordnance Survey Zoom Stack (https://www.ordnancesurvey.co.uk/business-and-government/products/os-open-zoomstack.html)

A python library for querying the NGD APIs

A blogpost about using Ordnance Survey's OAuth API

Convert a csv of data in OS grid references to OSGB36 eastings and northings

3D Plymouth map and library finder