diff --git a/pkgs/development/python-modules/password-entropy/default.nix b/pkgs/development/python-modules/password-entropy/default.nix
new file mode 100644
index 000000000000..2416d0e3d837
--- /dev/null
+++ b/pkgs/development/python-modules/password-entropy/default.nix
@@ -0,0 +1,39 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  flit-core,
+  pytestCheckHook,
+}:
+
+buildPythonPackage rec {
+  pname = "password-entropy";
+  version = "1.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "alistratov";
+    repo = "password-entropy-py";
+    tag = version;
+    hash = "sha256-w721Y/zRMH3fsU0XtaGSDoj1GKqOW/IOGUfimoq4r2E=";
+  };
+
+  build-system = [
+    flit-core
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "data_password_entropy"
+  ];
+
+  meta = {
+    description = "Calculate password strength";
+    homepage = "https://github.com/alistratov/password-entropy-py";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ ethancedwards8 ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 9a5fa59e59dc..2b26539dddda 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -11194,6 +11194,8 @@ self: super: with self; {
 
   passlib = callPackage ../development/python-modules/passlib { };
 
+  password-entropy = callPackage ../development/python-modules/password-entropy { };
+
   paste = callPackage ../development/python-modules/paste { };
 
   pastedeploy = callPackage ../development/python-modules/pastedeploy { };