diff --git a/flake.nix b/flake.nix
index cc7565f..49e46e6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -54,6 +54,7 @@
         nixng/containers/matrix/heisenbridge
         nixng/containers/matrix/synapse
         nixng/containers/website
+        nixng/containers/home-assistant
         nixng/containers/email/getmail
         nixng/containers/email/dovecot.nix
         nixng/containers/email/postfix
diff --git a/nixng/containers/home-assistant/configs/alarm_control_panel.nix b/nixng/containers/home-assistant/configs/alarm_control_panel.nix
new file mode 100644
index 0000000..4db7258
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/alarm_control_panel.nix
@@ -0,0 +1,17 @@
+{
+  platform = "manual";
+  name = "Home Alarm";
+  code = "\${ALARM_CODE}";
+  code_arm_required = false; # Don't need code to arm.
+  disarm_after_trigger = false; # Leave alarm armed after triggering.
+  arming_time = 0; # Time to leave the house after arming.
+  delay_time = 30; # Time to turn off after entering the house.
+  trigger_time = 3600; # How long the alarm goes off for.
+  disarmed = {
+    trigger_time = 0; # Can't be triggered when disarmed.
+  };
+  armed_home = {
+    arming_time = 0; # Arm instantly when at home.
+    delay_time = 0; # Trigger instantly when at home.
+  };
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/armed_away.nix b/nixng/containers/home-assistant/configs/automations/alarm/armed_away.nix
new file mode 100644
index 0000000..f22bb4c
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/armed_away.nix
@@ -0,0 +1,45 @@
+{
+  alias = "Alarm - Armed Check Windows";
+  id = "8748ce03-2910-468e-8764-8d43604a051d";
+
+  trigger = [
+    {
+      entity_id = "alarm_control_panel.home_alarm";
+      platform = "state";
+      to = "armed";
+    }
+  ];
+
+  condition = {
+    condition = "or";
+    conditions = [
+      {
+        condition = "state";
+        entity_id = "binary_sensor.left_window_contact";
+        state = "on";
+      }
+      {
+        condition = "state";
+        entity_id = "binary_sensor.right_window_contact";
+        state = "on";
+      }
+    ];
+  };
+
+  action = [
+    {
+      service = "alarm_control_panel.disarm";
+      entity_id = "alarm_control_panel.home_alarm";
+    }
+    {
+      data = {
+        message = "Alarm arming failed - Window Open!";
+        data = {
+          channel = "Motion";
+          importance = "high";
+        };
+      };
+      service = "notify.modile_app_redrum";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/disarmed.nix b/nixng/containers/home-assistant/configs/automations/alarm/disarmed.nix
new file mode 100644
index 0000000..1606d36
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/disarmed.nix
@@ -0,0 +1,24 @@
+{
+  alias = "Alarm - Disarmed";
+  id = "a8c26d1c-3a71-4a99-b0f3-dc799495a706";
+
+  trigger = [
+    {
+      entity_id = "alarm_control_panel.home_alarm";
+      platform = "state";
+      to = "disarmed";
+    }
+  ];
+  action = [
+    {
+      data = {
+        message = "Alarm Disarmed";
+        data = {
+          channel = "Motion";
+          importance = "high";
+        };
+      };
+      service = "notify.mobile_app_redrum";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/motion-detected-away.nix b/nixng/containers/home-assistant/configs/automations/alarm/motion-detected-away.nix
new file mode 100644
index 0000000..c67e514
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/motion-detected-away.nix
@@ -0,0 +1,43 @@
+{
+  alias = "Alarm - Trigger when motion detected - Away";
+  id = "b16e988f-2ee0-4596-a14d-0fda1a95ac2d";
+
+  trigger = [
+    {
+      platform = "state";
+      entity_id = "binary_sensor.motion_sensor_occupancy";
+      to = "on";
+    }
+    {
+      platform = "state";
+      entity_id = "binary_sensor.sensor_entry_door_contact";
+      to = "on";
+    }
+    {
+      platform = "state";
+      entity_id = "binary_sensor.left_window_contact";
+      to = "on";
+    }
+    {
+      platform = "state";
+      entity_id = "binary_sensor.right_window_contact";
+      to = "on";
+    }
+  ];
+  condition = {
+    condition = "or";
+    conditions = [
+      {
+        condition = "state";
+        entity_id = "alarm_control_panel.home_alarm";
+        state = "armed_away";
+      }
+    ];
+  };
+  action = [
+    {
+      service = "alarm_control_panel.alarm_trigger";
+      entity_id = "alarm_control_panel.home_alarm";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/motion-detected.nix b/nixng/containers/home-assistant/configs/automations/alarm/motion-detected.nix
new file mode 100644
index 0000000..f2a5f7f
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/motion-detected.nix
@@ -0,0 +1,28 @@
+{
+  alias = "Alarm - Trigger when motion detected - Home";
+  id = "972bccd8-a68c-48fc-ac90-ebbeb87c64b9";
+
+  trigger = [
+    {
+      platform = "state";
+      entity_id = "binary_sensor.sensor_entry_door_contact";
+      to = "on";
+    }
+  ];
+  condition = {
+    condition = "or";
+    conditions = [
+      {
+        condition = "state";
+        entity_id = "alarm_control_panel.home_alarm";
+        state = "armed_home";
+      }
+    ];
+  };
+  action = [
+    {
+      service = "alarm_control_panel.alarm_trigger";
+      entity_id = "alarm_control_panel.home_alarm";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/pending.nix b/nixng/containers/home-assistant/configs/automations/alarm/pending.nix
new file mode 100644
index 0000000..1d94588
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/pending.nix
@@ -0,0 +1,25 @@
+{
+  alias = "Alarm - Pending";
+  id = "e4771f5a-1205-4fbe-9142-6a56600d7bd4";
+
+  trigger = [
+    {
+      entity_id = "alarm_control_panel.home_alarm";
+      from = "armed_away";
+      platform = "state";
+      to = "pending";
+    }
+  ];
+  action = [
+    {
+      data = {
+        message = "Alarm Pending - Intruder Detected!";
+        data = {
+          channel = "Motion";
+          importance = "high";
+        };
+      };
+      service = "notify.mobile_app_redrum";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/retriggered.nix b/nixng/containers/home-assistant/configs/automations/alarm/retriggered.nix
new file mode 100644
index 0000000..d26076e
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/retriggered.nix
@@ -0,0 +1,35 @@
+{
+  alias = "Alarm - ReTriggered";
+  id = "2f4942bc-3538-4888-bc52-84171e0b040f";
+
+  trigger = [
+    {
+      platform = "state";
+      entity_id = "binary_sensor.motion_sensor_occupancy";
+      to = "on";
+    }
+  ];
+
+  condition = {
+    condition = "or";
+    conditions = [
+      {
+        condition = "state";
+        entity_id = "alarm_control_panel.home_alarm";
+        state = "triggered";
+      }
+    ];
+  };
+
+  action = [
+    {
+      service = "camera.record";
+      target.entity_id = "camera.mirror_camera";
+      data = {
+        lookback = 30;
+        duration = 30;
+        filename = "/mnt/cctv/cctv-{{ states('sensor.date_time_iso') }}.mp4";
+      };
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/alarm/triggered.nix b/nixng/containers/home-assistant/configs/automations/alarm/triggered.nix
new file mode 100644
index 0000000..452efd6
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/alarm/triggered.nix
@@ -0,0 +1,33 @@
+{
+  alias = "Alarm - Triggered";
+  id = "6b9c6dac-2c6b-4add-b499-8e2b134e5d9c";
+
+  trigger = [
+    {
+      entity_id = "alarm_control_panel.home_alarm";
+      platform = "state";
+      to = "triggered";
+    }
+  ];
+  action = [
+    {
+      service = "camera.record";
+      target.entity_id = "camera.mirror_camera";
+      data = {
+        lookback = 30;
+        duration = 30;
+        filename = "/mnt/cctv/cctv-{{ states('sensor.date_time_iso') }}.mp4";
+      };
+    }
+    {
+      data = {
+        message = "Alarm Triggered - Motion Detected!";
+        data = {
+          channel = "Motion";
+          importance = "high";
+        };
+      };
+      service = "notify.mobile_app_redrum";
+    }
+  ];
+}
diff --git a/nixng/containers/home-assistant/configs/automations/bathroom_light/brighten.nix b/nixng/containers/home-assistant/configs/automations/bathroom_light/brighten.nix
new file mode 100644
index 0000000..746beec
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/bathroom_light/brighten.nix
@@ -0,0 +1,54 @@
+{
+  alias = "Bathroom Light Brighten";
+  description = "";
+  id = "dff10ca7-a27c-469a-8015-bd6899458c8d";
+
+  action = [{
+    "else" = [{ stop = ""; }];
+    "if" = [{
+      condition = "trigger";
+      id = "brightness_down";
+    }];
+    "then" = [{
+      repeat = {
+        sequence = [
+          {
+            data = { brightness_step_pct = 10; };
+            service = "light.turn_on";
+            target = { entity_id = "light.bathroom_lights"; };
+          }
+          {
+            delay = {
+              hours = 0;
+              milliseconds = 200;
+              minutes = 0;
+              seconds = 0;
+            };
+          }
+        ];
+        while = [{
+          condition = "not";
+          conditions = [ ];
+        }];
+      };
+    }];
+  }];
+
+  condition = [ ];
+
+  trigger = [
+    {
+      entity_id = [ "sensor.0x540f57fffe3c601d_action" ];
+      id = "brightness_down";
+      platform = "state";
+      to = "brightness_move_up";
+    }
+    {
+      entity_id = [ "sensor.0x540f57fffe3c601d_action" ];
+      platform = "state";
+      to = "brightness_stop";
+    }
+  ];
+
+  mode = "restart";
+}
diff --git a/nixng/containers/home-assistant/configs/automations/bathroom_light/dim.nix b/nixng/containers/home-assistant/configs/automations/bathroom_light/dim.nix
new file mode 100644
index 0000000..cf3c0f3
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/bathroom_light/dim.nix
@@ -0,0 +1,54 @@
+{
+  alias = "Bathroom Light Dim";
+  description = "";
+  id = "c28cad3b-8435-48b4-9ced-bd5befaf11df";
+
+  trigger = [
+    {
+      entity_id = [ "sensor.0x540f57fffe3c601d_action" ];
+      id = "brightness_down";
+      platform = "state";
+      to = "brightness_move_down";
+    }
+    {
+      entity_id = [ "sensor.0x540f57fffe3c601d_action" ];
+      platform = "state";
+      to = "brightness_stop";
+    }
+  ];
+
+  condition = [ ];
+
+  action = [{
+    "else" = [{ stop = ""; }];
+    "if" = [{
+      condition = "trigger";
+      id = "brightness_down";
+    }];
+    "then" = [{
+      repeat = {
+        sequence = [
+          {
+            data = { brightness_step_pct = -10; };
+            service = "light.turn_on";
+            target = { entity_id = "light.bathroom_lights"; };
+          }
+          {
+            delay = {
+              hours = 0;
+              milliseconds = 200;
+              minutes = 0;
+              seconds = 0;
+            };
+          }
+        ];
+        while = [{
+          condition = "not";
+          conditions = [ ];
+        }];
+      };
+    }];
+  }];
+
+  mode = "restart";
+}
diff --git a/nixng/containers/home-assistant/configs/automations/bathroom_light/off.nix b/nixng/containers/home-assistant/configs/automations/bathroom_light/off.nix
new file mode 100644
index 0000000..bea283d
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/bathroom_light/off.nix
@@ -0,0 +1,24 @@
+{
+  alias = "Light Off";
+  description = "";
+  id = "5f773a4d-5a52-4483-a49d-9c0944ea0b21";
+
+  trigger = [{
+    device_id = "bf6aed0be7735065cddf5a0c11629661";
+    discovery_id = "0x540f57fffe3c601d action_off";
+    domain = "mqtt";
+    platform = "device";
+    subtype = "off";
+    type = "action";
+  }];
+
+  condition = [ ];
+
+  action = [{
+    data = { };
+    service = "light.turn_off";
+    target = { entity_id = "light.bathroom_lights"; };
+  }];
+
+  mode = "single";
+}
diff --git a/nixng/containers/home-assistant/configs/automations/bathroom_light/on.nix b/nixng/containers/home-assistant/configs/automations/bathroom_light/on.nix
new file mode 100644
index 0000000..9502320
--- /dev/null
+++ b/nixng/containers/home-assistant/configs/automations/bathroom_light/on.nix
@@ -0,0 +1,24 @@
+{
+  alias = "Light On";
+  description = "";
+  id = "1330a1c7-3f3f-488e-8aba-aea8937236ce";
+
+  trigger = [{
+    device_id = "bf6aed0be7735065cddf5a0c11629661";
+    discovery_id = "0x540f57fffe3c601d action_on";
+    domain = "mqtt";
+    platform = "device";
+    subtype = "on";
+    type = "action";
+  }];
+
+  condition = [ ];
+
+  action = [{
+    data = { };
+    service = "light.turn_on";
+    target = { entity_id = "light.bathroom_lights"; };
+  }];
+
+  mode = "single";
+}
diff --git a/nixng/containers/home-assistant/default.nix b/nixng/containers/home-assistant/default.nix
new file mode 100644
index 0000000..f75b15c
--- /dev/null
+++ b/nixng/containers/home-assistant/default.nix
@@ -0,0 +1,14 @@
+{ inputs, lib, ... }:
+let
+  callPackage = lib.callPackageWith {
+    inherit (inputs)
+      nixpkgs;
+    inherit (inputs.nixng.nglib)
+      makeSystem;
+  };
+in
+{
+  flake.nixngConfigurations.homeAssistant = callPackage ./home-assistant.nix {};
+  flake.nixngConfigurations.zigbee2mqtt = callPackage ./zigbee2mqtt.nix {};
+  flake.nixngConfigurations.mosquitto = callPackage ./mosquitto.nix {};
+}
diff --git a/nixng/containers/home-assistant/home-assistant.nix b/nixng/containers/home-assistant/home-assistant.nix
new file mode 100644
index 0000000..7e57cd7
--- /dev/null
+++ b/nixng/containers/home-assistant/home-assistant.nix
@@ -0,0 +1,133 @@
+{ makeSystem
+, nixpkgs
+}:
+makeSystem {
+  system = "x86_64-linux";
+  name = "nixng-home-assistant";
+  inherit nixpkgs;
+  config =
+    { pkgs, lib, ... }:
+    let
+      inherit (lib)
+        singleton;
+    in
+    {
+      config = {
+        dumb-init = {
+          enable = true;
+          type.services = {};
+        };
+
+        init.services.home-assistant = {
+          shutdownOnExit = true;
+          environment.PATH = with pkgs; pkgs.lib.makeBinPath [
+            coreutils git ffmpeg bash runit
+          ];
+          ensureSomething.create."media" = {
+            type = "directory";
+            mode = "755";
+            owner = "home-assistant";
+            dst = "/media";
+            persistent = true;
+          };
+        };
+
+        services.home-assistant = {
+          enable = true;
+          envsubst = true;
+          customComponents = {};
+          config = {
+            default_config = {};
+            recorder = {
+              db_url = "postgresql://hass:\${PSQL_PASSWORD}@127.0.0.1/hass?client_encoding=utf8";
+              db_max_retries = 5;
+              db_retry_wait = 30;
+            };
+            stream = {};
+            http = {
+              server_port = "8123";
+              use_x_forwarded_for = true;
+              trusted_proxies = [ "127.0.0.1" ];
+            };
+            logger.default = "info";
+            homeassistant =
+              { name = "Home";
+                latitude = "\${LATITUDE}";
+                longitude = "\${LONGTITUDE}";
+                elevation = "\${ELEVATION}";
+                # currency = "EUR";
+                unit_system = "metric";
+                time_zone = "\${TIME_ZONE}";
+                country = "\${COUNTRY}";
+                internal_url = "http://localhost:8123/";
+                whitelist_external_dirs = [
+                  "/mnt/cctv"
+                ];
+                media_dirs.local = "/mnt/cctv";
+              };
+            automation = "!include automations.yaml";
+            "automation static" = [
+              (import ./configs/automations/alarm/pending.nix)
+              (import ./configs/automations/alarm/disarmed.nix)
+              (import ./configs/automations/alarm/triggered.nix)
+              (import ./configs/automations/alarm/retriggered.nix)
+              (import ./configs/automations/alarm/motion-detected.nix)
+              (import ./configs/automations/alarm/motion-detected-away.nix)
+
+              (import ./configs/automations/bathroom_light/dim.nix)
+              (import ./configs/automations/bathroom_light/brighten.nix)
+              (import ./configs/automations/bathroom_light/on.nix)
+              (import ./configs/automations/bathroom_light/off.nix)
+            ];
+            alarm_control_panel = import ./configs/alarm_control_panel.nix;
+            frontend.themes = {};
+            sensor = singleton {
+              platform = "time_date";
+              display_options = [
+                "time"
+                "date"
+                "date_time"
+                "date_time_utc"
+                "date_time_iso"
+                "time_date"
+                "time_utc"
+                "beat"
+              ];
+            };
+          };
+          package = pkgs.home-assistant.override {
+            extraComponents = [
+              "http"
+              "homeassistant"
+              # "image"
+              "person"
+              "cloud"
+              "camera"
+              "onboarding"
+              "frontend"
+              "safe_mode"
+              "met"
+              "zha"
+              "mobile_app"
+              "dhcp"
+              "logbook"
+              "history"
+              "ssdp"
+              "mqtt"
+              "stream"
+              "recorder"
+            ];
+
+            extraPackages = ps: with ps; [
+              xmodem
+              psycopg2
+              aiohttp-cors
+              bleak-retry-connector
+              psutil-home-assistant
+              bluetooth-auto-recovery
+            ];
+          };
+        };
+      };
+    };
+}
diff --git a/nixng/containers/home-assistant/mosquitto.nix b/nixng/containers/home-assistant/mosquitto.nix
new file mode 100644
index 0000000..f643626
--- /dev/null
+++ b/nixng/containers/home-assistant/mosquitto.nix
@@ -0,0 +1,34 @@
+{ makeSystem
+, nixpkgs
+}:
+makeSystem {
+  system = "x86_64-linux";
+  name = "nixng-mosquitto";
+  inherit nixpkgs;
+  config =
+    { pkgs, ... }:
+    {
+      config = {
+        dumb-init = {
+          enable = true;
+          type.services = {};
+        };
+
+        init.services.mosquitto = {
+          shutdownOnExit = true;
+        };
+
+        services.mosquitto = {
+          enable = true;
+          config = {
+            listener = [
+              "1883 0.0.0.0"
+              {
+                password_file = "/secrets/mqtt_password";
+              }
+            ];
+          };
+        };
+      };
+    };
+}
diff --git a/nixng/containers/home-assistant/postresql.nix b/nixng/containers/home-assistant/postresql.nix
new file mode 100644
index 0000000..288d6fb
--- /dev/null
+++ b/nixng/containers/home-assistant/postresql.nix
@@ -0,0 +1,42 @@
+{ makeSystem
+, nixpkgs
+}:
+makeSystem {
+  system = "x86_64-linux";
+  name = "nixng-hass-postgresql";
+  inherit nixpkgs;
+  config =
+    { pkgs, lib, ... }:
+    let
+      inherit (lib)
+        singleton;
+    in
+    {
+      config = {
+        dumb-init = {
+          enable = true;
+          type.services = {};
+        };
+        services.postgresql = {
+          enable = true;
+          package = pkgs.postgresql_12;
+
+          initialScript = "/secrets/init.sql";
+          enableTCPIP = true;
+
+          authentication = "host  all all all          md5";
+
+          ensureDatabases = [ "hass" ];
+          ensureExtensions = {
+            "pg_trgm" = [ "hass" ];
+          };
+          ensureUsers = singleton {
+            name = "hass";
+            ensurePermissions = {
+              "DATABASE \"hass\"" = "ALL PRIVILEGES";
+            };
+          };
+        };
+      };
+    };
+}
diff --git a/nixng/containers/home-assistant/zigbee2mqtt.nix b/nixng/containers/home-assistant/zigbee2mqtt.nix
new file mode 100644
index 0000000..6db12ec
--- /dev/null
+++ b/nixng/containers/home-assistant/zigbee2mqtt.nix
@@ -0,0 +1,53 @@
+{ makeSystem
+, nixpkgs
+}:
+makeSystem {
+  system = "x86_64-linux";
+  name = "nixng-zigbee2mqtt";
+  inherit nixpkgs;
+  config =
+    { pkgs, ... }:
+    {
+      config = {
+        dumb-init = {
+          enable = true;
+          type.services = { };
+        };
+
+        init.services.zigbee2mqtt = {
+          shutdownOnExit = true;
+        };
+
+        services.zigbee2mqtt = {
+          enable = true;
+          user = "root";
+          envsubst = true;
+          config = {
+            homeassistant = true;
+            permit_join = true;
+            mqtt = {
+              base_topic = "zigbee2mqtt";
+              server = "mqtt://127.0.0.1:1883";
+              user = "\${MQTT_USER}";
+              password = "\${MQTT_PASSWORD}";
+            };
+
+            frontend = {
+              port = 8456;
+              host = "0.0.0.0";
+            };
+
+            advanced.pan_id = 15408;
+
+            serial.port = "/dev/ttyUSB0";
+
+            devices = "devices.yaml";
+            groups = "groups.yaml";
+            log_level = "debug";
+          };
+        };
+      };
+    };
+}
+
+