Welcome to OS Docs!

Welcome to the OS Data Product documentation! This is a place where you can find all the necessary documentation to easily get started using Ordnance Survey's data and services.

Dive into our comprehensive guides, tutorials, references and specifications to unlock the full potential and insight that our data can offer.

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OS NGD Documentation Platform

Learn how you can get started using OS NGD data via OS Select+Build and the OS NGD APIs.

OS APIs

Explore API references, getting started guides and examples for developing with OS APIs.

OS Download Products' Documentation Platform

Discover documentation and guides for the OS Premium and OpenData Download products.

More than Maps

A one-stop shop for all your technical geospatial support. Access a range of information via an easy-to-use site that includes tutorials, demonstrators and case studies.

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Help & Additional Resources

Discover more resources that can help you build with Ordnance Survey data & services.

OS Data Hub Support

Help with setting up an account, using our products and contacting us.

OS Product Viewer

An interactive demonstrator of OS data.

OS tools and support

Product support, licensing guides, information on our data and help with your accounts.

OS on GitHub

View mapping projects and collaborate with other developers using OS data.

OS Developer Blog

Demos showing you how to integrate OS Data Hub APIs into web applications.