diff --git a/cerulean/nixos-module/config.nix b/cerulean/nixos-module/config.nix
new file mode 100644
index 0000000..26d459c
--- /dev/null
+++ b/cerulean/nixos-module/config.nix
@@ -0,0 +1,14 @@
+# Copyright 2026 Emile Clark-Boman
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+{...}: {}
diff --git a/cerulean/nixos-module/default.nix b/cerulean/nixos-module/default.nix
new file mode 100644
index 0000000..cc92212
--- /dev/null
+++ b/cerulean/nixos-module/default.nix
@@ -0,0 +1,18 @@
+# Copyright 2026 Emile Clark-Boman
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+{...} @ inputs: {
+  options = import ./options.nix inputs;
+
+  config = import ./config.nix inputs;
+}
diff --git a/cerulean/nixos-module/options.nix b/cerulean/nixos-module/options.nix
new file mode 100644
index 0000000..8fb6a46
--- /dev/null
+++ b/cerulean/nixos-module/options.nix
@@ -0,0 +1,20 @@
+# Copyright 2026 Emile Clark-Boman
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+{lib, ...}: {
+  cerulean.nexus.node = {
+    group = lib.mkOption {
+      type = lib.types.enum;
+    };
+  };
+}