diff --git a/modules/applications/arduino.nix b/modules/applications/arduino.nix
new file mode 100644
index 0000000..6117fed
--- /dev/null
+++ b/modules/applications/arduino.nix
@@ -0,0 +1,21 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+let
+  cfg = config.my.applications.arduino;
+in
+{
+  options.my.applications.arduino = {
+    enable = lib.mkEnableOption "Arduino development tools";
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      arduino-cli # Arduino command-line interface
+      arduino-ide # Arduino IDE (GUI)
+    ];
+  };
+}
diff --git a/modules/applications/default.nix b/modules/applications/default.nix
index c7bcd68..bb87d41 100644
--- a/modules/applications/default.nix
+++ b/modules/applications/default.nix
@@ -1,5 +1,6 @@
 {
   imports = [
+    ./arduino.nix
     ./btop
     ./chrome.nix
     ./claude
diff --git a/modules/features/dev/arduino.nix b/modules/features/dev/arduino.nix
new file mode 100644
index 0000000..9cc2c8a
--- /dev/null
+++ b/modules/features/dev/arduino.nix
@@ -0,0 +1,13 @@
+{ lib, config, ... }:
+let
+  cfg = config.my.features.dev.arduino;
+in
+{
+  options.my.features.dev.arduino = {
+    enable = lib.mkEnableOption "Arduino development environment";
+  };
+
+  config = lib.mkIf cfg.enable {
+    my.applications.arduino.enable = true;
+  };
+}
diff --git a/modules/features/dev/default.nix b/modules/features/dev/default.nix
index c0875f3..6d2893a 100644
--- a/modules/features/dev/default.nix
+++ b/modules/features/dev/default.nix
@@ -1,6 +1,7 @@
 {
   imports = [
     ./agent.nix
+    ./arduino.nix
     ./bun.nix
     ./java.nix
     ./nix.nix
diff --git a/profiles/workloads/dev.nix b/profiles/workloads/dev.nix
index 72376c7..6142d9a 100644
--- a/profiles/workloads/dev.nix
+++ b/profiles/workloads/dev.nix
@@ -2,6 +2,7 @@
   my.features = {
     dev = {
       agent.enable = true;
+      arduino.enable = true;
       nix.enable = true;
       python.enable = true;
       bun.enable = true;