diff --git a/tool/list_tlv.py b/tool/list_tlv.py
new file mode 100755
index 000000000..29558294c
--- /dev/null
+++ b/tool/list_tlv.py
@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+
+# list @tlv tags in BTstack header files
+
+import os
+import re
+import sys
+
+def find_tlv_tags(root_dir):
+    tlv_entries = []
+    
+    for subdir, _, files in os.walk(root_dir):
+        for file in files:
+            if file.endswith(".h"):
+                file_path = os.path.join(subdir, file)
+                with open(file_path, "r", encoding="utf-8", errors="ignore") as f:
+                    for line_number, line in enumerate(f, start=1):
+                        if "@TLV" in line:
+                            tlv_entries.append((file_path, line_number, line.strip()))
+    
+    return tlv_entries
+
+def main():
+    btstack_root = os.path.abspath(os.path.dirname(sys.argv[0]) + '/..')
+    results = find_tlv_tags(btstack_root + '/src')
+    
+    if results:
+        print("Found the following @TLV tags:")
+        for file_path, line_number, line in results:
+            file_path_local = file_path.replace(btstack_root,'')
+            tlv = line.replace('* @TLV', '')
+            print(f"{file_path_local:40} {tlv}")
+    else:
+        print("No @TLV tags found.")
+
+if __name__ == "__main__":
+    main()