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Products

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OS Downloads API

Save valuable time by automating the discovery and download of detailed OS data.

OS Terrain 50

A free to use topology GIS dataset, to help you visualise simple landscapes in 3D and bring your geographic analysis to life.

OS Terrain 5

OS Terrain® 5 is our detailed digital terrain model (DTM) of Great Britain. It is available as a grid of heighted points and contours, both at five-metre intervals.

OS MasterMap Imagery Layer

When you need the visual feel for a location, the aerial photography of OS MasterMap® Imagery Layer gives you the real-world view.