Private Lexicons

[zicklag.dev]

There’s definitely been a lot of thought.

Northsky sounds like maybe the closest thing to what you’re describing.

There’s lots of thoughts in this thread:

[Proposal] Shared private Data for social posting

After some experimentation with Appviews and researching the PDS reference, I’ve written up a proposal on how we at Northsky intend to handled shared private data with a PDS/Appview to create a form of community only posts. The core of it is, a lexicon mirroring app.bsky which when used stores the records/blobs separate from the public data which an appview then uses for hydrating feeds where data is exposed within configuration boundaries defined by domains witihin the lexicon. Please give the…

Also check out the permissioned data diary from the Bluesky folks that is slowly coming out with more posts:

Daniel's Leaflets