SIFR BioPortal Landscape

Visualize data retrieved from the ontologies stored in the portal

Groups and categories

Ontologies by group

Ontologies by category

Ontologies count in each data catalog

Ontologies by size


Properties use

The proportion of properties usage among stored ontologies.

Ontologies natural languages

Licenses used by the ontologies

Most used tools to build ontologies

Pie charts for properties used for the ontologies

prefLabel property URIs used for OWL ontologies

synonym property URIs used for OWL ontologies

definition property URIs used for OWL ontologies

author property URIs used for OWL ontologies


Ontologies types

Format used

Ontology types

Ontology formality levels


Contributors to ontologies development

Most active people

Most mentioned people as contact, creator, contributor, curator.

Most active organizations

Organizations that fund and endorse the greatest number of ontologies.


Ontologies activity on SIFR BioPortal

Most active people as reviewer

People that posted notes, review and projects

Most active ontologies

Ontologies that have notes, review and projects


Ontology relations network

Relations between ontologies stored in the portal
















Ontology FAIRness Evaluator (O’FAIRe)

FAIR Scores beta Average 0 (0%) Min 0 (0%) Max 0 (0%) Median 0 (0%)

This interface shows how an ontology or a group responded successfully to O’FAIRe FAIRness assessment questions
See details for each ontologies on the specific ontology summary pages
hover on a principle to see details

Average metrics

Number of classes 20658.7
Number of individuals 13097.84
Number of properties 28.58
Max depth 6.84
Max child count 6204.53
Average child count 10.72
Classes with one child 1003.72
Classes with more than 25 children 87.65
Classes with no definition 20153.07
Number of axioms (triples) 1.0