Stanford universiry manages a tool called Protege (cf protege.stanford.edu). It is now fully RDF/OWL, I presume. But in the last decade, there was a dedicated v

Stanford universiry manages a tool called Protege (cf protege.stanford.edu). It is now fully RDF/OWL, I presume. But in the last decade, there was a dedicated version for FRAMES. (I Think this link is still valid: https://protege.stanford.edu/download/protege/3.4/installanywhere/Web_Installers/ https://protege.stanford.edu/download/protege/3.4/installany...)