nixpkgs = { # You can add overlays here overlays = [ # If you want to use overlays exported from other flakes: # neovim-nightly-overlay.overlays.default # Or define it inline, for example: # (final: prev: { # hi = final.hello.overrideAttrs (oldAttrs: { # patches = [ ./change-hello-to-hi.patch ]; # }); # }) ]; # Configure your nixpkgs instance config = { # Disable if you don't want unfree packages allowUnfree = true; }; }; nix = { # This will add each flake input as a registry # To make nix3 commands consistent with your flake registry = lib.mapAttrs (_: value: { flake = value; }) inputs; # This will additionally add your inputs to the system's legacy channels # Making legacy nix commands consistent as well, awesome! nixPath = lib.mapAttrsToList (key: value: "${key}=${value.to.path}") config.nix.registry; settings = { # Enable flakes and new 'nix' command experimental-features = "nix-command flakes"; # Deduplicate and optimize nix store auto-optimise-store = true; }; }; }