diff --git a/maintainers/maintainer-list.nix b/maintainers/maintainer-list.nix
index 1be16188a18..41018c41728 100644
--- a/maintainers/maintainer-list.nix
+++ b/maintainers/maintainer-list.nix
@@ -4727,6 +4727,12 @@
     githubId = 896431;
     name = "Chris Hodapp";
   };
+  hollowman6 = {
+    email = "hollowman@hollowman.ml";
+    github = "HollowMan6";
+    githubId = 43995067;
+    name = "Songlin Jiang";
+  };
   holymonson = {
     email = "holymonson@gmail.com";
     github = "holymonson";
diff --git a/pkgs/tools/misc/ibus-theme-tools/default.nix b/pkgs/tools/misc/ibus-theme-tools/default.nix
new file mode 100644
index 00000000000..ee8a8719d13
--- /dev/null
+++ b/pkgs/tools/misc/ibus-theme-tools/default.nix
@@ -0,0 +1,29 @@
+{ lib, python3Packages, fetchFromGitHub, gettext }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "ibus-theme-tools";
+  version = "4.2.0";
+
+  src = fetchFromGitHub {
+    owner = "openSUSE";
+    repo = "IBus-Theme-Tools";
+    rev = "v${version}";
+    sha256 = "0i8vwnikwd1bfpv4xlgzc51gn6s18q58nqhvcdiyjzcmy3z344c2";
+  };
+
+  buildInputs = [ gettext ];
+
+  propagatedBuildInputs = with python3Packages; [ tinycss2 pygobject3 ];
+
+  # No test.
+  doCheck = false;
+
+  pythonImportsCheck = [ "ibus_theme_tools" ];
+
+  meta = with lib; {
+    description = "Generate the IBus GTK or GNOME Shell theme from existing themes";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ hollowman6 ];
+    homepage = "https://github.com/openSUSE/IBus-Theme-Tools";
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 04d6e4e8a76..24c06dc6a03 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4169,6 +4169,8 @@ with pkgs;
 
   ibus-with-plugins = callPackage ../tools/inputmethods/ibus/wrapper.nix { };
 
+  ibus-theme-tools = callPackage ../tools/misc/ibus-theme-tools { };
+
   interception-tools = callPackage ../tools/inputmethods/interception-tools { };
   interception-tools-plugins = {
     caps2esc = callPackage ../tools/inputmethods/interception-tools/caps2esc.nix { };