diff --git a/pkgs/development/python-modules/formbox/default.nix b/pkgs/development/python-modules/formbox/default.nix
new file mode 100644
index 000000000000..d099b7454544
--- /dev/null
+++ b/pkgs/development/python-modules/formbox/default.nix
@@ -0,0 +1,26 @@
+{ lib, buildPythonPackage, pythonOlder, fetchFromSourcehut, bleach, markdown }:
+
+buildPythonPackage rec {
+  pname = "formbox";
+  version = "0.1.0";
+  format = "flit";
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromSourcehut {
+    owner = "~cnx";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-6OzmYqUC3mmrAMeMExI4rdVGUoWrxRuBfjKFYbHUlgE=";
+  };
+
+  propagatedBuildInputs = [ bleach markdown ];
+  doCheck = false; # there's no test
+  pythonImportsCheck = [ "formbox" ];
+
+  meta = with lib; {
+    description = "A script to format mbox as HTML/XML";
+    homepage = "https://sr.ht/~cnx/formbox";
+    license = licenses.agpl3Plus;
+    maintainers = [ maintainers.McSinyx ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index d35623b12c50..31f98ae8f075 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2980,6 +2980,8 @@ in {
 
   forecast-solar = callPackage ../development/python-modules/forecast-solar { };
 
+  formbox = callPackage ../development/python-modules/formbox { };
+
   fortiosapi = callPackage ../development/python-modules/fortiosapi { };
 
   FormEncode = callPackage ../development/python-modules/FormEncode { };