diff --git a/pkgs/by-name/in/inv-sig-helper/package.nix b/pkgs/by-name/in/inv-sig-helper/package.nix
new file mode 100644
index 0000000000000..5070b60abcddb
--- /dev/null
+++ b/pkgs/by-name/in/inv-sig-helper/package.nix
@@ -0,0 +1,46 @@
+{
+  lib,
+  stdenv,
+  rustPlatform,
+  fetchFromGitHub,
+
+  # nativeBuildInputs
+  pkg-config,
+
+  # buildInputs
+  openssl,
+  darwin,
+}:
+
+rustPlatform.buildRustPackage {
+  pname = "inv-sig-helper";
+  version = "0-unstable-2024-08-17";
+
+  src = fetchFromGitHub {
+    owner = "iv-org";
+    repo = "inv_sig_helper";
+    rev = "215d32c76e5e9e598de6e4f8542316f80dd92f57";
+    hash = "sha256-Ge0XoWrscyZSrkmtDPkAnv96IVylKZTcgGgonbFV43I=";
+  };
+
+  cargoHash = "sha256-JVpLUhNJ7/4WZwLn/zOurpP8kF5WblF3nphJh6keHG8=";
+
+  nativeBuildInputs = [
+    pkg-config
+  ];
+
+  buildInputs =
+    [ openssl ]
+    ++ lib.optionals stdenv.isDarwin [
+      darwin.apple_sdk.frameworks.Security
+      darwin.apple_sdk.frameworks.SystemConfiguration
+    ];
+
+  meta = {
+    description = "Rust service that decrypts YouTube signatures and manages player information";
+    homepage = "https://github.com/iv-org/inv_sig_helper";
+    license = lib.licenses.agpl3Only;
+    maintainers = with lib.maintainers; [ GaetanLepage ];
+    mainProgram = "inv_sig_helper_rust";
+  };
+}