diff --git a/pkgs/development/compilers/lunarml/default.nix b/pkgs/development/compilers/lunarml/default.nix
new file mode 100644
index 000000000000..ff3122ce2198
--- /dev/null
+++ b/pkgs/development/compilers/lunarml/default.nix
@@ -0,0 +1,54 @@
+{ lib
+, fetchFromGitHub
+, stdenvNoCC
+, mlton
+, lua5_3
+}:
+
+let
+  pname = "lunarml";
+in
+stdenvNoCC.mkDerivation {
+  inherit pname;
+
+  version = "unstable-2023-06-25";
+
+  src = fetchFromGitHub {
+    owner = "minoki";
+    repo = "LunarML";
+    rev = "f58f90cf7a2f26340403245907ed183f6a12ab52";
+    sha256 = "djHJfUAPplsejFW9L3fbwTeeWgvR+gKkI8TmwIh8n7E=";
+  };
+
+  outputs = [ "out" "doc" ];
+
+  nativeBuildInputs = [
+    mlton
+  ];
+
+  nativeCheckInputs = [
+    lua5_3
+  ];
+
+  postBuild = ''
+    make -C thirdparty install
+  '';
+
+  doCheck = true;
+
+  installPhase = ''
+    mkdir -p $doc/${pname} $out/{bin,lib}
+    cp -r bin $out
+    cp -r lib $out
+    cp -r doc/* README.* LICENSE* $doc/${pname}
+    cp -r example $doc/${pname}
+  '';
+
+  meta = {
+    description = "Standard ML compiler that produces Lua/JavaScript";
+    homepage = "https://github.com/minoki/LunarML";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ toastal ];
+    platforms = mlton.meta.platforms;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4bc30d8e8e76..7428dffddf1d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -16313,6 +16313,8 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) CoreServices Security;
   };
 
+  lunarml = callPackage ../development/compilers/lunarml { };
+
   manticore = callPackage ../development/compilers/manticore { };
 
   marst = callPackage ../development/compilers/marst { };