There is a project by a group of nix/nixos enthusiasts aiming to replace some of these core deps https://github.com/manic-systems/nixos-core https://github.com/

There is a project by a group of nix/nixos enthusiasts aiming to replace some of these core deps https://github.com/manic-systems/nixos-core https://github.com/manic-systems/nixos-core. I havent tire-kicked it much, but it seems useful.