Try #156:

extern/default.nix

@@ -1,7 +1,4 @@
 { inputs }: with inputs;
-let
-  hmModules = { };
-in
 {
   modules = [
     home.nixosModules.home-manager
@@ -20,9 +17,15 @@ in
 
   # passed to all nixos modules
   specialArgs = {
-    inherit hmModules;
-
     overrideModulesPath = "${override}/nixos/modules";
     hardware = nixos-hardware.nixosModules;
   };
+
+  # added to home-manager
+  userModules = [
+  ];
+
+  # passed to all home-manager modules
+  userSpecialArgs = {
+  };
 }

flake.nix

@@ -48,10 +48,16 @@
             });
           });
 
+        homeConfigurations = os.mkHomeConfigurations;
+
         nixosModules =
           let moduleList = import ./modules/module-list.nix;
           in lib.pathsToImportedAttrs moduleList;
 
+        homeModules =
+          let moduleList = import ./users/modules/module-list.nix;
+          in lib.pathsToImportedAttrs moduleList;
+
         overlay = import ./pkgs;
         overlays = lib.pathsToImportedAttrs (lib.pathsIn ./overlays);
 
@@ -83,9 +89,6 @@
           devShell = import ./shell {
             inherit self system;
           };
-
-          legacyPackages.hmActivationPackages =
-            os.mkHomeActivation;
         }
       );
     in

hosts/default.nix

@@ -28,8 +28,13 @@ let
       };
 
     global = { config, ... }: {
-      home-manager.useGlobalPkgs = true;
-      home-manager.useUserPackages = true;
+      home-manager = {
+        useGlobalPkgs = true;
+        useUserPackages = true;
+
+        extraSpecialArgs = extern.userSpecialArgs // { suites = suites.user; };
+        sharedModules = extern.userModules ++ (builtins.attrValues self.homeModules);
+      };
 
       hardware.enableRedistributableFirmware = lib.mkDefault true;
 
@@ -54,7 +59,7 @@ let
     flakeModules = { imports = builtins.attrValues self.nixosModules ++ extern.modules; };
   };
 
-  specialArgs = extern.specialArgs // { inherit suites; };
+  specialArgs = extern.specialArgs // { suites = suites.system; };
 
   mkHostConfig = hostName:
     let

lib/devos/default.nix

@@ -19,7 +19,7 @@
 
   devosSystem = dev.callLibs ./devosSystem.nix;
 
-  mkHomeActivation = dev.callLibs ./mkHomeActivation.nix;
+  mkHomeConfigurations = dev.callLibs ./mkHomeConfigurations.nix;
 
   mkPackages = dev.callLibs ./mkPackages.nix;
 }

lib/devos/devosSystem.nix

@@ -73,10 +73,29 @@ lib.nixosSystem (args // {
             })
           ];
         })).config;
+      hmConfig = (lib.nixosSystem
+        (args // {
+          modules = modules ++ [
+            ({ config, ... }: {
+              home-manager.useUserPackages = lib.mkForce false;
+              home-manager.sharedModules = [
+                {
+                  home.packages = config.environment.systemPackages;
+                  home.sessionVariables = {
+                    inherit (config.environment.sessionVariables) NIX_PATH;
+                  };
+                  xdg.configFile."nix/registry.json".text =
+                    config.environment.etc."nix/registry.json".text;
+                }
+              ];
+            })
+          ];
+        })).config;
     in
     moduleList ++ [{
       system.build = {
         iso = isoConfig.system.build.isoImage;
+        homes = hmConfig.home-manager.users;
       };
     }];
 })

lib/devos/mkHomeConfigurations.nix

@@ -0,0 +1,12 @@
+{ lib, self, ... }:
+
+with lib;
+let
+  mkHomes = host: config:
+    mapAttrs' (user: v: nameValuePair "${user}@${host}" v)
+    config.config.system.build.homes;
+
+  hmConfigs = mapAttrs mkHomes self.nixosConfigurations;
+
+in
+foldl recursiveUpdate {} (attrValues hmConfigs)

shell/flk.sh

@@ -81,7 +81,7 @@ case "$1" in
     ;;
 
   "home")
-    ref="$DEVSHELL_ROOT/#hmActivationPackages.$2.$3"
+    ref="$DEVSHELL_ROOT/#homeConfigurations.$3@$2.home.activationPackage"
 
     if [[ "$4" == "switch" ]]; then
       nix build "$ref" && result/activate &&

suites/default.nix

@@ -3,6 +3,7 @@ let
   inherit (lib) dev;
 
   profiles = dev.os.mkProfileAttrs (toString ../profiles);
+  userProfiles = dev.os.mkProfileAttrs (toString ../users/profiles);
   users = dev.os.mkProfileAttrs (toString ../users);
 
   allProfiles =
@@ -17,7 +18,18 @@ let
   suites = with profiles; rec {
     base = [ users.nixos users.root ];
   };
+
+  # available as 'suites' within the home-manager configuration
+  userSuites = with userProfiles; rec {
+    base = [ direnv git ];
+  };
+
 in
-lib.mapAttrs (_: v: dev.os.profileMap v) suites // {
-  inherit allProfiles allUsers;
+{
+  system = lib.mapAttrs (_: v: dev.os.profileMap v) suites // {
+    inherit allProfiles allUsers;
+  };
+  user = lib.mapAttrs (_: v: dev.os.profileMap v) userSuites // {
+    allProfiles = userProfiles;
+  };
 }

users/README.md

@@ -42,7 +42,7 @@ flk home NixOS nixos switch
 ### Manually from outside the project:
 ```sh
 # build
-nix build "github:divnix/devos#hmActivationPackages.NixOS.nixos"
+nix build "github:divnix/devos#homeConfigurations.NixOS-nixos.home.activationPackage"
 
 # activate
 ./result/activate && unlink result

users/modules/module-list.nix

@@ -0,0 +1 @@
+[]

users/nixos/default.nix

@@ -1,7 +1,7 @@
 { ... }:
 {
-  home-manager.users.nixos = {
-    imports = [ ../profiles/git ../profiles/direnv ];
+  home-manager.users.nixos = { suites, ... }: {
+    imports = suites.base;
   };
 
   users.users.nixos = {