is a Ontology.
It is part of the OBO Foundry collection.
An ontology specifies terms that are used to annotate ontology terms for all OBO ontologies. The ontology was developed as part of Information Artifact Ontology (IAO).
No external IDs available
| ID | Name | URL | Category | Format | Description |
|---|---|---|---|---|---|
| omo.owl | omo.owl | omo.owl (14.8 KB) | Ontology | owl | OBO Metadata Ontology in OWL format |
| omo.kg-bioportal | OMO KGX graph (KG-Bioportal) | OMO.tar.gz (5.9 KB) | Graph | kgx | KGX TSV transform of OBO Metadata Ont... |
| ID | Name | URL | Category | Format | Relation | Description |
|---|---|---|---|---|---|---|
| efo.owl | EFO OWL | efo.owl (229.5 MB) | Ontology | owl | had primary source | The latest release of EFO in OWL format |
| efo.obo | EFO OBO | efo.obo (61.1 MB) | Ontology | obo | had primary source | The latest release of EFO in OBO format |
| cl.owl | Main CL OWL edition | cl.owl (62.8 MB) | Ontology | owl | had primary source | Complete ontology, plus inter-ontolog... |
| cl.obo | CL obo format edition | cl.obo (16.5 MB) | Ontology | obo | had primary source | Complete ontology, plus inter-ontolog... |
| cl.json | CL OBOGraph-JSON format edition | cl.json (38.0 MB) | Ontology | json | had primary source | Complete ontology, plus inter-ontolog... |
| cl.cl-basic.owl | Basic CL | cl-basic.owl (9.1 MB) | Ontology | owl | had primary source | Basic version, no inter-ontology axioms |
| cl.cl-basic.obo | Basic CL (OBO version) | cl-basic.obo (3.2 MB) | Ontology | obo | had primary source | Basic version, no inter-ontology axioms |
| cl.cl-basic.json | Basic CL (OBOGraph-JSON version) | cl-basic.json (5.8 MB) | Ontology | json | had primary source | Basic version, no inter-ontology axioms |
| fbbi.owl | fbbi.owl | fbbi.owl (685.2 KB) | Ontology | owl | had primary source | Biological Imaging Methods Ontology i... |
| fbbi.obo | fbbi.obo | fbbi.obo (191.0 KB) | Ontology | obo | had primary source | Biological Imaging Methods Ontology i... |
| pcl.owl | pcl.owl | pcl.owl (159.8 MB) | Ontology | owl | had primary source | Provisional Cell Ontology in OWL format |
| pcl.obo | pcl.obo | pcl.obo (38.0 MB) | Ontology | obo | had primary source | Provisional Cell Ontology in OBO format |
| uberon.owl | Uberon | uberon.owl (94.0 MB) | Ontology | owl | had primary source | core ontology |
| uberon.uberon-basic.obo | Uberon basic | uberon-basic.obo (11.6 MB) | Ontology | obo | had primary source | Uberon edition that excludes external... |
| uberon.collected-metazoan.owl | Uberon collected metazoan ontology | collected-metazoan.owl (271.7 MB) | Ontology | owl | had primary source | Uberon plus all metazoan ontologies |
| uberon.composite-metazoan.owl | Uberon composite metazoan ontology | composite-metazoan.owl (247.8 MB) | Ontology | owl | had primary source | Uberon and all metazoan ontologies wi... |
| uberon.composite-vertebrate.owl | Uberon composite vertebrate ontology | composite-vertebrate.owl (121.0 MB) | Ontology | owl | had primary source | Uberon composite vertebrate ontology |
An ontology specifies terms that are used to annotate ontology terms for all OBO ontologies. The ontology was developed as part of Information Artifact Ontology (IAO).
OBO Metadata Ontology in OWL format
URL: http://purl.obolibrary.org/obo/omo.owl
Format: owl
Domains: biomedical
This resource was automatically synchronized from the OBO Foundry registry.
Created: June 25, 2025 | Last modified: September 23, 2026