The DO's OWL and OBO files can be downloaded using one of the following methods:
All of The DO's OWL and OBO files can be downloaded from the DO's Github repository
The OBO Foundry hosts the DO's pre-reasoned doid.owl and doid.obo files, updated daily from the DO's GitHub repositoryOBO Foundry Ontology : Human Disease Ontology
The DO project produces monthly data releases, including release notes.
The DO imports subsets of other OBO Foundry ontologies :Imports