Mapping

Tile name derivation

Mathematical relationships which can be used to derive tile names (ZXY and WMTS) from coordinates at a particular zoom level and vice-versa.

OS Transform

A set of JavaScript helper functions for transforming between the OSGB36/British National Grid (EPSG:27700) and WGS84 (EPSG:4326) coordinate systems; as well as providing support for OS Grid Reference conversions.

Postman GeoJSON plugin

GeoJSON response viewer for Postman's Visualizer testing tool.

osbng: British National Grid References in Python

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

osbng: British National Grid References in R

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

osbng-grids: OS British National Grids

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