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.

Various scripts and tutorials related to pgRouting

Accurate conversion between OS National Grid and GPS coordinates

Converted OS opendata for use in finds.org.uk variants

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

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

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

Python script and Django API to take the raw 'AddressBase Premium' files from Ordnance Survey and make something usable, stored in a PostgreSQL database. The Frontend is written in ReactJs and allows fast searching.

Access Ordnance Survey APIs From R

Delphi coordinate conversion inspired by http://www.movable-type.co.uk/

Demo using Maplibre with OS Open Zoomstack Vector API

Tracking live outdoor activities on Ordnance Survey maps

Takes the downloaded OS Open Roads data and populates a Postgres database. It then exports a postgres dump file for you to use in a new database.

Oscillation game based on OS Maps or OpenStreetMap data

A blogpost about using Ordnance Survey's OAuth API

UK Ordance Survey maps, supporting multiple styles and points of interest.

A demo of using the CityVerve API with Ordnance Survey Maps

Postcodes.IO PHP API Client