diff --git a/pkgs/by-name/ni/nix-heuristic-gc/package.nix b/pkgs/by-name/ni/nix-heuristic-gc/package.nix
new file mode 100644
index 000000000000..2b16269ad9eb
--- /dev/null
+++ b/pkgs/by-name/ni/nix-heuristic-gc/package.nix
@@ -0,0 +1,53 @@
+# Heavily based on
+# https://github.com/risicle/nix-heuristic-gc/blob/0.6.0/default.nix
+{
+  lib,
+  fetchFromGitHub,
+  nix,
+  boost,
+  python3Packages,
+}:
+python3Packages.buildPythonPackage rec {
+  pname = "nix-heuristic-gc";
+  version = "0.6.0";
+  src = fetchFromGitHub {
+    owner = "risicle";
+    repo = "nix-heuristic-gc";
+    tag = "v${version}";
+    hash = "sha256-lph+rm8qXoA6h2dJTYeuj9HJAx6PnKZSdsKBElbBUbY=";
+  };
+
+  # NIX_SYSTEM suggested at
+  # https://github.com/NixOS/nixpkgs/issues/386184#issuecomment-2692433531
+  NIX_SYSTEM = nix.stdenv.hostPlatform.system;
+  NIX_CFLAGS_COMPILE = [ "-I${lib.getDev nix}/include/nix" ];
+
+  buildInputs = [
+    boost
+    nix
+    python3Packages.pybind11
+    python3Packages.setuptools
+  ];
+  propagatedBuildInputs = [
+    python3Packages.humanfriendly
+    python3Packages.rustworkx
+  ];
+  checkInputs = [ python3Packages.pytestCheckHook ];
+
+  preCheck = "mv nix_heuristic_gc .nix_heuristic_gc";
+
+  meta = {
+    mainProgram = "nix-heuristic-gc";
+    description = "Discerning garbage collection for Nix";
+    longDescription = ''
+      A more discerning cousin of `nix-collect-garbage`, mostly intended as a
+      testbed to allow experimentation with more advanced selection processes.
+    '';
+    homepage = "https://github.com/risicle/nix-heuristic-gc";
+    license = lib.licenses.lgpl21Only;
+    maintainers = with lib.maintainers; [
+      ris
+      me-and
+    ];
+  };
+}