protegeproject/protege

Protege Desktop

1,503

stars

4,181

commits

Java

primary language

Apr 5, 2026

updated

protege.stanford.edu
java
knowledge-graph
knowledge-management
obo
ontology
ontology-engineering
owl
protege
protege-desktop
rdf
reasoning
semantics

README

Protege Desktop

Protege is a free, open-source ontology editor that supports the latest OWL 2.0 standard. Protege has a pluggable architecture, and many plugins for different functionalities are available.

To read more about Protege's features, please visit the Protege home page.

The latest version of Protege can be downloaded from the Protege website, or from github.

If you would like to contribute to the Protege Project please see our contributing guide

The Developer Documentation may be found on the wiki.

Looking for support? Please ask questions on the protege-user or protege-dev mailing lists. If you found a bug or would like to request a feature, you may also use this issue tracker.

Protege is released under the BSD 2-clause license.

Instructions for building from source are available on the the wiki.

Contributors

(top 30 of 37)

stdotjohn

1,450 commits

matthewhorridge

1,307 commits

jvendetti

620 commits

nickdrummond

518 commits

protegeproject/protege

Protege Desktop

1,503

stars

4,181

commits

Java

primary language

Apr 5, 2026

updated

protege.stanford.edu
java
knowledge-graph
knowledge-management
obo
ontology
ontology-engineering
owl
protege
protege-desktop
rdf
reasoning
semantics

README

Protege Desktop

Protege is a free, open-source ontology editor that supports the latest OWL 2.0 standard. Protege has a pluggable architecture, and many plugins for different functionalities are available.

To read more about Protege's features, please visit the Protege home page.

The latest version of Protege can be downloaded from the Protege website, or from github.

If you would like to contribute to the Protege Project please see our contributing guide

The Developer Documentation may be found on the wiki.

Looking for support? Please ask questions on the protege-user or protege-dev mailing lists. If you found a bug or would like to request a feature, you may also use this issue tracker.

Protege is released under the BSD 2-clause license.

Instructions for building from source are available on the the wiki.

Contributors

(top 30 of 37)

stdotjohn

1,450 commits

matthewhorridge

1,307 commits

jvendetti

620 commits

nickdrummond

518 commits

Languages

Java

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