diff --git a/pkgs/applications/window-managers/leftwm/leftwm-theme/default.nix b/pkgs/applications/window-managers/leftwm/leftwm-theme/default.nix
new file mode 100644
index 0000000000000..d3b42001f6297
--- /dev/null
+++ b/pkgs/applications/window-managers/leftwm/leftwm-theme/default.nix
@@ -0,0 +1,35 @@
+{ stdenv, lib, fetchFromGitHub, rustPlatform, openssl, pkg-config }:
+
+rustPlatform.buildRustPackage rec {
+  pname = "leftwm-theme";
+  version = "unstable-2022-12-24";
+
+  src = fetchFromGitHub {
+    owner = "leftwm";
+    repo = pname;
+    rev = "7f2292f91f31d14a30d49372198c0e7cbe183223";
+    sha256 = "sha256-tYT1eT7Rbs/6zZcl9eWsOA651dUGoXc7eRtVK8fn610=";
+  };
+
+  cargoSha256 = "sha256-3ZwVmyLvDq2z1FEqNuBlEgJLQ9KwcWj/jRlPNCNjCE4=";
+
+  checkFlags = [
+    # direct writing /tmp
+    "--skip=models::config::test::test_config_new"
+    # with network access when testing
+    "--skip=operations::update::test::test_update_repos"
+  ];
+
+  nativeBuildInputs = [ pkg-config ];
+
+  buildInputs = [ openssl ];
+
+  meta = with lib; {
+    broken = (stdenv.isLinux && stdenv.isAarch64);
+    description = "A theme manager for LeftWM";
+    homepage = "https://github.com/leftwm/leftwm-theme";
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ yanganto ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5d3715e5c512d..afcb43870b16e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -29844,6 +29844,8 @@ with pkgs;
 
   leftwm-config = callPackage ../applications/window-managers/leftwm/leftwm-config { };
 
+  leftwm-theme = callPackage ../applications/window-managers/leftwm/leftwm-theme { };
+
   levant = callPackage ../applications/networking/cluster/levant { };
 
   lwm = callPackage ../applications/window-managers/lwm { };