diff --git a/pkgs/development/python-modules/aioquic-mitmproxy/default.nix b/pkgs/development/python-modules/aioquic-mitmproxy/default.nix
new file mode 100644
index 000000000000..7fab497b2603
--- /dev/null
+++ b/pkgs/development/python-modules/aioquic-mitmproxy/default.nix
@@ -0,0 +1,51 @@
+{ lib
+, buildPythonPackage
+, certifi
+, cryptography
+, fetchFromGitHub
+, pylsqpack
+, pyopenssl
+, pytestCheckHook
+, setuptools
+, wheel
+}:
+
+buildPythonPackage rec {
+  pname = "aioquic-mitmproxy";
+  version = "0.9.20.3";
+  format = "pyproject";
+
+  src = fetchFromGitHub {
+    owner = "meitinger";
+    repo = "aioquic_mitmproxy";
+    rev = "refs/tags/${version}";
+    hash = "sha256-VcIbtrcA0dBEE52ZD90IbXoh6L3wDUbr2kFJikts6+w=";
+  };
+
+  nativeBuildInputs = [
+    setuptools
+    wheel
+  ];
+
+  propagatedBuildInputs = [
+    certifi
+    cryptography
+    pylsqpack
+    pyopenssl
+  ];
+
+  nativeCheckInputs = [
+    pytestCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "aioquic"
+  ];
+
+  meta = with lib; {
+    description = "QUIC and HTTP/3 implementation in Python";
+    homepage = "https://github.com/meitinger/aioquic_mitmproxy";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/development/python-modules/urwid-mitmproxy/default.nix b/pkgs/development/python-modules/urwid-mitmproxy/default.nix
new file mode 100644
index 000000000000..60dd32fc6fc3
--- /dev/null
+++ b/pkgs/development/python-modules/urwid-mitmproxy/default.nix
@@ -0,0 +1,37 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, fetchpatch
+, glibcLocales
+, pythonOlder
+, unittestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "urwid-mitmproxy";
+  version = "2.1.2.1";
+  format = "setuptools";
+
+  disabled = pythonOlder "3.7";
+
+  src = fetchFromGitHub {
+    owner = "mitmproxy";
+    repo = "urwid-mitmproxy";
+    rev = "refs/tags/${version}";
+    hash = "sha256-93AauYWbrG/2smAhbNKGE0twGJZ2u9gBetlXGCpciH8=";
+  };
+
+  pythonImportsCheck = [
+    "urwid"
+  ];
+
+  # Tests which assert on strings don't decode results correctly, see urwid
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Urwid fork used by mitmproxy";
+    homepage = "https://github.com/mitmproxy/urwid-mitmproxy";
+    license = licenses.lgpl21Plus;
+    maintainers = with maintainers; [ fab ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 204a95f5e516..4e4f492cf96b 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -316,6 +316,8 @@ self: super: with self; {
 
   aioquic = callPackage ../development/python-modules/aioquic { };
 
+  aioquic-mitmproxy = callPackage ../development/python-modules/aioquic-mitmproxy { };
+
   aiorecollect = callPackage ../development/python-modules/aiorecollect { };
 
   aioredis = callPackage ../development/python-modules/aioredis { };
@@ -13318,6 +13320,8 @@ self: super: with self; {
 
   urwid-readline = callPackage ../development/python-modules/urwid-readline { };
 
+  urwid-mitmproxy = callPackage ../development/python-modules/urwid-mitmproxy { };
+
   usb-devices = callPackage ../development/python-modules/usb-devices { };
 
   usbrelay-py = callPackage ../os-specific/linux/usbrelay/python.nix { };