Allowing developers to generate random data based on their study expectations. They can then use this as input data when developing analytic models.
Supporting downloading of codelist CSVs from the OpenSAFELY codelists repository, for incorporation into the study definition
Providing tools to understand and visualise the properties of real data, without having direct access to it
It is also the mechanism by which cohorts are extracted from live database backends within the OpenSAFELY framework.