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Ontology editor for building OWL ontologies and checking them with reasoners such as HermiT; WebProtégé offers collaborative editing in the browser.
Web applicationDesktop applicationOntology
+2
- Licence
- BSD-2-Clause
- Cost
- Free of charge
- Source code
- Open source
- Activity
- Active · last release Mar 2026
- Domains
- Cross-domain
About
Protégé supports ontology editing, inspection and reasoning. It can be used when implementing semantic models, adding ontology annotations and validating modelling choices.
Where it fits in the FAIR Metroline
Metroline steps
How to cite
https://doi.org/10.1093/bioinformatics/btu256
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Adoption and activity
1599GitHub stars
5.6.9latest release · Mar 2026
Oct 2026last code change
From bio.tools and GitHub, 23 Oct 2026.