Futo Circles[1] may be what you're looking for. I haven't used it so I can't speak to the service itself, but it's a selfhostable e2e encrypted social media app

Futo Circles[1] may be what you're looking for. I haven't used it so I can't speak to the service itself, but it's a selfhostable e2e encrypted social media app built on top of Matrix. [1] https://circles.futo.org/ https://circles.futo.org/