diff --git a/__init__.py b/__init__.py
index 8f7b43e..c89bad3 100644
--- a/__init__.py
+++ b/__init__.py
@@ -1,2 +1,4 @@
+NODE_CLASS_MAPPINGS = {}
+NODE_DISPLAY_NAME_MAPPINGS = {}
 WEB_DIRECTORY = "./web"
-__all__ = ["WEB_DIRECTORY"]
+__all__ = ["WEB_DIRECTORY", "NODE_CLASS_MAPPINGS", "NODE_DISPLAY_NAME_MAPPINGS"]