The new Protégé 4.0 editor developed by CO-ODE, in collaboration with Stanford Medical Informatics, reimplements a familiar interface on top of the defacto-standard OWL API.
The current release of Protégé 4.0 is available directly from the Protégé website with or without an installer
Please take time to register with them as this helps understand who is using the tool and supports their funding.
Many plugins are already available for Protégé 4.0.
Release notes are available for each download.
Protégé 4.0 is now released.
Although the pre-alpha is not supported yet, questions should be sent to the p4-feedback list.
Please make sure you backup regularly