diff --git a/flake.nix b/flake.nix
index cad6efe..1b21d90 100644
--- a/flake.nix
+++ b/flake.nix
@@ -144,6 +144,7 @@
               ./modules/uptime_kuma.nix
               ./modules/rss.nix
               ./modules/wiki.nix
+              ./modules/home-assistant.nix
 
               # Host-specific config
               nixos-hardware.nixosModules.raspberry-pi-4
diff --git a/modules/home-assistant.nix b/modules/home-assistant.nix
new file mode 100644
index 0000000..8178b88
--- /dev/null
+++ b/modules/home-assistant.nix
@@ -0,0 +1,53 @@
+{ config, lib, pkgs, ... }:
+{
+  services.home-assistant = {
+    enable = true;
+    openFirewall = true;
+    configWritable = true; # remove after setup
+    configDir = "/var/lib/hass";
+    config = {
+      lovelace.mode = "yaml";
+      server_port = 8123;
+      server_host = [
+        "0.0.0.0"
+        "::"
+      ];
+      homeassistant = {
+        name = "Norumbega";
+        unit_system = "metric";
+        temperature_unit = "C";
+        longitude = 18.52;
+        lattitude = 73.85;
+      };
+    };
+    extraComponents = [
+      "analytics"
+      "default_config"
+      "esphome"
+      "met"
+    ];
+    customComponents = with pkgs.home-assistant-custom-components; [
+      prometheus_sensor
+    ];
+    locelaceConfigWritable = true; # remove once setup
+    lovelaceConfig = {
+      title = "My Awesome Home";
+      views = [
+        {
+          title = "Example";
+          cards = [
+            {
+              type = "markdown";
+              title = "Lovelace";
+              content = "Welcome to your **Lovelace UI**.";
+            }
+          ];
+        }
+      ];
+    };
+    customLovelaceModules = with pkgs.home-assistant-custom-lovelace-modules; [
+      mini-graph-card
+      mini-media-player
+    ];
+  };
+}