diff --git a/flake-profiles/system-sodium/flake.nix b/flake-profiles/system-sodium/flake.nix
index 13c481c..771dc6f 100644
--- a/flake-profiles/system-sodium/flake.nix
+++ b/flake-profiles/system-sodium/flake.nix
@@ -74,6 +74,9 @@
               (final: super: {
                 check-gits = inputs.soup.legacyPackages."aarch64-darwin".check-gits;
               })
+              (final: super: {
+                lute3 = inputs.soup.legacyPackages."aarch64-darwin".lute3;
+              })
             ];
             config = import ./../../venus/app-configs/nixpkgs-config.nix; # Configures pkgs for evaluating this darwinConfiguration ("buildtime" config)
           };
diff --git a/soup/extraPackages.nix b/soup/extraPackages.nix
index 7038b22..cbf84d0 100644
--- a/soup/extraPackages.nix
+++ b/soup/extraPackages.nix
@@ -13,7 +13,7 @@ let
     inherit maybe-flake-inputs flake-lock;
   });
 in
-{
+rec {
   # The `lib`, `modules`, and `overlays` names are special
   #lib = import ./lib { inherit pkgs; }; # functions
   #modules = import ./modules; # NixOS modules
@@ -25,4 +25,8 @@ in
   love = callPackageWithMaybeFlakeInputs ./pkgs/love { };
   jujutsu = callPackageWithMaybeFlakeInputs ./pkgs/jujutsu.nix { };
   jujutsu-bin = (callPackageWithMaybeFlakeInputs ./pkgs/jujutsu-bin/main.nix { }).latest.${system};
+  natto-py = callPackageWithMaybeFlakeInputs ./pkgs/natto-py/default.nix { };
+  lute3 = callPackageWithMaybeFlakeInputs ./pkgs/lute3/default.nix { 
+    natto-py = natto-py;
+  };
 }
diff --git a/soup/pkgs/lute3/default.nix b/soup/pkgs/lute3/default.nix
new file mode 100644
index 0000000..d36f0d8
--- /dev/null
+++ b/soup/pkgs/lute3/default.nix
@@ -0,0 +1,41 @@
+{
+  lib,
+  python3Packages,
+  fetchPypi,
+  natto-py,
+}:
+
+python3Packages.buildPythonPackage rec {
+  pname = "lute3";
+  version = "3.10.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-gqwoyINuP54ve6R2OonLUT2oZYmpjvUopyWbJ+stJrE=";
+  };
+
+  # do not run tests
+  doCheck = false;
+
+  # specific to buildPythonPackage, see its reference
+  pyproject = true;
+  build-system = with python3Packages; [
+    setuptools
+    wheel
+    flit-core
+  ];
+  dependencies = with python3Packages; [
+    flask-sqlalchemy
+    flask-wtf
+    natto-py
+    jaconv
+    platformdirs
+    requests
+    beautifulsoup4
+    pyyaml
+    toml
+    waitress
+    pyparsing
+    pypdf
+  ];
+}
\ No newline at end of file
diff --git a/soup/pkgs/natto-py/default.nix b/soup/pkgs/natto-py/default.nix
new file mode 100644
index 0000000..d0d18c1
--- /dev/null
+++ b/soup/pkgs/natto-py/default.nix
@@ -0,0 +1,28 @@
+{
+  lib,
+  python3Packages,
+  fetchPypi,
+}:
+
+python3Packages.buildPythonPackage rec {
+  pname = "natto-py";
+  version = "1.0.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    hash = "sha256-dgEDuzlyMu4DPJkk0TV+MrFCu+Ey/GpDuM+C3WtlToY=";
+  };
+
+  # do not run tests
+  doCheck = false;
+
+  # specific to buildPythonPackage, see its reference
+  pyproject = true;
+  build-system = with python3Packages; [
+    setuptools
+    wheel
+  ];
+  dependencies = with python3Packages; [
+    cffi
+  ];
+}
\ No newline at end of file
diff --git a/venus/modules/home-manager/sodium.nix b/venus/modules/home-manager/sodium.nix
index 95c2133..c04fbe8 100644
--- a/venus/modules/home-manager/sodium.nix
+++ b/venus/modules/home-manager/sodium.nix
@@ -41,6 +41,7 @@
       pkgs.kubectl
       pkgs.claude-code
       pkgs.sox
+      pkgs.lute3
     ];
 
     home.sessionVariables = {