It’s truly one app, and we add new, independant features regularly along the line. All those features are based on our same python packages, so it wouldn’t make sense to isolate them in different workspaces. Plus, refering to the schema in the first post, a z entity can contain several types of the entities from a to e. So, to answer your question, they were added in different versions of the app.
Our main maintainer on the Viktor side is on vacation this week so I cannot confirm with him but I guess he was editing the usergroup permissions without the rest of us being aware.