We have published a new blog article detailing changes in FHIR R4 that are relevant to profiling and the roadmap for Forge, the official FHIR profile editor.
You can find the article on our company website:
FHIR R4 Profiling and Forge
We just released the Simplifier Package Server Public Beta. Now you can really version and publish your profiles. Get started by experiment with a published set of profiles from others by installing a package!