diff --git a/pkgs/by-name/fl/flaci/package.nix b/pkgs/by-name/fl/flaci/package.nix
new file mode 100644
index 000000000000..7929a72be13a
--- /dev/null
+++ b/pkgs/by-name/fl/flaci/package.nix
@@ -0,0 +1,52 @@
+{
+  lib,
+  buildNpmPackage,
+  fetchFromGitHub,
+  makeWrapper,
+  electron,
+}:
+
+buildNpmPackage {
+  pname = "flaci";
+  version = "0-unstable-2024-12-10";
+
+  src = fetchFromGitHub {
+    owner = "gitmh";
+    repo = "FLACI";
+    rev = "cc03bb2b4c8cf205d04936cc2110acd34397b789";
+    hash = "sha256-Wgkxlz4d1KNoPL9290D1qIbOqUYW/iAIWE9YL35Tfno=";
+  };
+
+  env = {
+    ELECTRON_SKIP_BINARY_DOWNLOAD = 1;
+  };
+
+  npmDepsHash = "sha256-6X4R6D9GAe4DiIXCT62xKbHhLqdTE/BLlXJQKwt8oaQ=";
+
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+  dontNpmBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/{bin,share/flaci}
+    cp -r * $out/share/flaci/
+    makeWrapper ${lib.getExe electron} $out/bin/FLACI \
+      --add-flags $out/share/flaci \
+      --add-flags "--no-sandbox"
+
+    runHook postInstall
+  '';
+
+  dontWrapGApps = true;
+
+  meta = {
+    description = "Create and test formal languages with automaton and create diagrams for them";
+    homepage = "https://flaci.com";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ annaaurora ];
+    mainProgram = "FLACI";
+  };
+}