Index: flexoentity/domain_manager.py
===================================================================
--- flexoentity/domain_manager.py	(revision d825c6b398a87c1c1107a97995f51674c21b7f81)
+++ flexoentity/domain_manager.py	(revision 30cff1f8c98f6aed5508fbe215f04ac6b4026b8f)
@@ -92,4 +92,8 @@
 
     @classmethod
+    def all_domain_ids(cls):
+        return list(cls._by_code.keys())
+
+    @classmethod
     def clear(cls):
         """Clear registry — useful for tests."""