Ah good comment, I was always under the impression that OpenEHR was a platform but indeed [0] says: "The openEHR platform is based on a stable Reference Model,

Ah good comment, I was always under the impression that OpenEHR was a platform but indeed [0] says: "The openEHR platform is based on a stable Reference Model, defining the data of the EHR, the archetype model, which defines injected data models, REST APIs, and the AQL query language." There are open source and commercial openEHR platforms available. [0] https://openehr.org/developers https://openehr.org/developers