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Iris is published as open-source software under an LGPLv3 license.

Getting the code

The Iris project uses git and github for managing its code.

Once you have git installed, enter the following command to obtain the most recent code from github:

git clone

There are also official releases available from here.

Browsing the code online

Getting involved

Please read the page on governance and then refer to our developer's guide.

© British Crown Copyright 2017, Met Office