diff --git a/lib.nix b/lib.nix
new file mode 100644
index 0000000..1f3a871
--- /dev/null
+++ b/lib.nix
@@ -0,0 +1,29 @@
+{lib}:
+let
+  profiles = {
+    isDesktopEnvironment = {
+      awesome = true;
+      internetSuite = true;
+      multimediaSuite = true;
+      officeSuite = true;
+      pulseaudio = true;
+      securitySuite = true;
+    };
+    isWorkstation = {
+      graphical = true;
+      docker = true;
+    };
+    isServer = {
+    };
+  };
+
+in
+
+rec {
+  applyProfilesToDirectory = customProfiles: directory:
+    lib.mapAttrs (applyProfilesToMachine customProfiles) directory;
+
+  applyProfilesToMachine = customProfiles: machineName: machineOptions:
+    machineOptions;
+    #lib.recursiveUpdate {} machineOptions;
+}