I'm a huge fan of nixos. I have my whole home lab using it now. I learned everything I know from reading other's configurations. I also use the nix search site for finding configuration options.

Here is my config and others I've used as inspiration:

• https://git.sr.ht/~dbuckley/infra-flake
• https://github.com/lovesegfault/nix-config
• https://github.com/fortuneteller2k/nix-config
• https://github.com/danielphan2003/flk
• https://github.com/colemickens/nixcfg
• https://github.com/cole-h/nixos-config
• https://github.com/scotabroad/nix-configuration