diff --git a/pkgs/applications/video/alass/default.nix b/pkgs/applications/video/alass/default.nix
new file mode 100644
index 00000000000..c57a224ee0a
--- /dev/null
+++ b/pkgs/applications/video/alass/default.nix
@@ -0,0 +1,33 @@
+{ lib
+, fetchFromGitHub
+, rustPlatform
+, makeWrapper
+, ffmpeg
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "alass";
+  version = "2.0.0";
+
+  src = fetchFromGitHub {
+    owner = "kaegi";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-q1IV9TtmznpR7RO75iN0p16nmTja5ADWqFj58EOPWvU=";
+  };
+
+  cargoSha256 = "sha256-6CVa/ypz37bm/3R0Gi65ovu4SIwWcgVde3Z2W1R16mk=";
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  postInstall = ''
+    wrapProgram "$out/bin/alass-cli" --prefix PATH : "${lib.makeBinPath [ ffmpeg ]}"
+  '';
+
+  meta = with lib; {
+    description = "Automatic Language-Agnostic Subtitle Synchronization";
+    homepage = "https://github.com/kaegi/alass";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ erictapen ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e42ed1a0a00..ca436daad6e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13199,6 +13199,8 @@ in
 
   agg = callPackage ../development/libraries/agg { };
 
+  alass = callPackage ../applications/video/alass { };
+
   allegro = allegro4;
   allegro4 = callPackage ../development/libraries/allegro {};
   allegro5 = callPackage ../development/libraries/allegro/5.nix {};