diff --git a/flake.nix b/flake.nix
index 687fe57..0026dd5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,6 +3,8 @@
     nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
     nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-25.11";
 
+    nixpkgs-otbr.url = "github:mrene/nixpkgs/openthread-border-router";
+
     home-manager-stable = {
       url = "github:nix-community/home-manager/release-25.11";
       inputs.nixpkgs.follows = "nixpkgs-stable";
diff --git a/modules/nixos/homeassistant/services/thread/default.nix b/modules/nixos/homeassistant/services/thread/default.nix
new file mode 100644
index 0000000..98647af
--- /dev/null
+++ b/modules/nixos/homeassistant/services/thread/default.nix
@@ -0,0 +1,36 @@
+{ config, lib, ... }:
+let
+  name = "otbr";
+  cfg = config.${namespace}.services.${name};
+
+  otbrConfig = lib.${namespace}.mkModule {
+    inherit config name;
+    description = "Openthread border router";
+    options = { };
+    moduleConfig = {
+      services.openthread-border-router = {
+        enable = true;
+        backboneInterface = "enp2s0";
+        rest = {
+          listenAddress = cfg.listenAddress;
+          listenPort = cfg.port;
+        };
+        web = {
+          listenAddress = cfg.listenAddress;
+          listenPort = cfg.port;
+        };
+        radio =  {
+          device = "/dev/serial/by-idusb-dresden_elektronik_Thread_RCP__ConBee_II__DE2475318-if00";
+          baudRate = 460800;
+          flowControl = true;
+        };
+      };
+    };
+  };
+in
+{
+  imports = [
+    "${inputs.nixpkgs-otbr}/nixos/modules/services/home-automation/openthread-border-router.nix"
+    otbrConfig
+  ];
+}
\ No newline at end of file