I tried going all in on dendritic, but I think I'm gonna go for a lighter approach

modules/nix/pkgs-by-name.nix

@@ -0,0 +1,42 @@
+{
+  inputs,
+  withSystem,
+  ...
+}:
+{
+  flake-file.inputs = {
+    pkgs-by-name-for-flake-parts.url = "github:drupol/pkgs-by-name-for-flake-parts";
+    packages = {
+      url = "path:./packages";
+      flake = false;
+    };
+  };
+
+  imports = [
+    inputs.pkgs-by-name-for-flake-parts.flakeModule
+  ];
+
+  perSystem =
+    { system, ... }:
+    {
+      pkgsDirectory = inputs.packages;
+    };
+
+  flake = {
+    overlays.default = _final: prev: {
+      local = withSystem prev.stdenv.hostPlatform.system ({ config, ... }: config.packages);
+    };
+
+    modules.generic.pkgs-by-name =
+      { pkgs, ... }:
+      {
+        nixpkgs.overlays = [
+          inputs.self.overlays.default
+        ];
+        nixpkgs-stable.overlays = [
+          inputs.self.overlays.default
+        ];
+      };
+  };
+
+}