diff --git a/pkgs/by-name/cassini/package.nix b/pkgs/by-name/cassini/package.nix
new file mode 100644
index 000000000..4fb54c526
--- /dev/null
+++ b/pkgs/by-name/cassini/package.nix
@@ -0,0 +1,88 @@
+{
+  lib,
+  fetchFromGitHub,
+  fetchpatch,
+  python3,
+  stdenv,
+}: stdenv.mkDerivation (finalAttrs: {
+  pname = "cassini";
+  version = "0-unstable-2024-03-30";
+
+  src = fetchFromGitHub {
+    owner = "vvuk";
+    repo = "cassini";
+    rev = "052265f2a287b40e06971cfa3d66fc83bda19f93";
+    hash = "sha256-lk4Y5aGSVHBY4Lju7Q9QDknSvo8PK6YdhQkmoIhFVec=";
+  };
+
+  # patches = [
+  #   # project has only requirements.txt,
+  #   # i'm not sure how to _install_ it, except by switching it to setuptools
+  #   (fetchpatch {
+  #     name = "Update to Setuptools Python Packaging";
+  #     url = "https://github.com/vvuk/cassini/pull/13.patch";
+  #     hash = "sha256-XNK3Oxxu7Xm7rbr1cWgtXa/jNNk3T1Z5qXikuTSuL6U=";
+  #   })
+  # ];
+
+  # postPatch = ''
+  #   substituteInPlace setup.py \
+  #     --replace-fail 'packages=find_packages()' 'packages=["cassini"]' \
+
+  #   # --replace-fail 'entry_points=' '# entry_points=' \
+  # '';
+
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/opt/cassini
+
+    cp *.py $out/opt/cassini
+  '';
+
+  postFixup = ''
+    wrapPythonProgramsIn "$out/opt/cassini" "$out $pythonPath"
+
+    mkdir -p $out/bin
+    ln -s $out/opt/cassini/cassini.py $out/bin/cassini
+  '';
+
+  nativeBuildInputs = [
+    # python3.pkgs.hatch-fancy-pypi-readme
+    # python3.pkgs.hatch-vcs
+    # python3.pkgs.hatchling
+
+    # python3.pkgs.poetry-core
+
+    # python3.pkgs.pypaBuildHook
+    python3.pkgs.pypaInstallHook
+    # python3.pkgs.setuptoolsBuildHook
+    # python3.pkgs.wheel
+    # python3.pkgs.eggUnpackHook
+    # python3.pkgs.eggBuildHook
+    # python3.pkgs.eggInstallHook
+    python3.pkgs.wrapPython
+    # python3.pkgs.pythonOutputDistHook
+  ];
+
+  propagatedBuildInputs = [
+    python3.pkgs.alive-progress
+    python3.pkgs.scapy
+  ];
+  nativeCheckInputs = [
+    python3.pkgs.pythonImportsCheckHook
+  ];
+
+  pythonImportsCheck = [
+    "cassini"
+  ];
+
+  # TODO: this isn't a "proper" Python package, because even though i've been writing Python for 15 years i still don't have a fucking clue how to navigate its packaging system.
+  doCheck = false;
+
+  meta = with lib; {
+    homepage = "https://github.com/vvuk/cassini";
+    description = "ELEGOO 3D printer network protocol client";
+    maintainers = with maintainers; [ colinsane ];
+  };
+})