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OS OpenSpace 

Embed our maps into your public websites or mobile applications for free using our web map API.

They say that the OS make the best maps in the world; I think with OpenSpace they've got much, much better." (community forum user).

Why OS OpenSpace?


Freely access the most detailed map data of Great Britain, whether in cities or rural areas. OS OpenSpace provides accurate location based information for your online applications.

Why OS OpenSpace?

Web Developers -
Resources and documentation

Our Javascript API enables location based applications across all web platforms. Get access to map data from a national view down to street level.

Code samples

Community forum

Documentation, T&Cs and support

Own your own website or blog? -
Web-map builder tool

Create a map and add your own information in just a few clicks. Copy the code to instantly add a customised map to your website or blog.

Find out more

Showcase

If you want to commercialise your application, you will need to sign up for our OS OpenSpace Pro service, which gives you unlimited access, more map layers and dedicated support.

Did you know, you can also View, download and order OS OpenData and even OS OpenData in Linked Data format. Or why not take part in the latest GeoVation Challenge?

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For general enquiries, complaints, feedback or suggestions, email: customerservices@ordnancesurvey.co.uk or call us on 08456 05 05 05