diff --git a/src/backend/langflow/interface/custom_lists.py b/src/backend/langflow/interface/custom_lists.py
index 10f0e9e53..3e8a800f9 100644
--- a/src/backend/langflow/interface/custom_lists.py
+++ b/src/backend/langflow/interface/custom_lists.py
@@ -1,6 +1,43 @@
+## LLM
+from typing import Any
+
 from langchain import llms
 from langchain.llms.openai import OpenAIChat
 
-
 llm_type_to_cls_dict = llms.type_to_cls_dict
 llm_type_to_cls_dict["openai-chat"] = OpenAIChat
+
+
+## Memory
+
+# from langchain.memory.buffer_window import ConversationBufferWindowMemory
+# from langchain.memory.chat_memory import ChatMessageHistory
+# from langchain.memory.combined import CombinedMemory
+# from langchain.memory.entity import ConversationEntityMemory
+# from langchain.memory.kg import ConversationKGMemory
+# from langchain.memory.readonly import ReadOnlySharedMemory
+# from langchain.memory.simple import SimpleMemory
+# from langchain.memory.summary import ConversationSummaryMemory
+# from langchain.memory.summary_buffer import ConversationSummaryBufferMemory
+
+memory_type_to_cls_dict: dict[str, Any] = {
+    # "CombinedMemory": CombinedMemory,
+    # "ConversationBufferWindowMemory": ConversationBufferWindowMemory,
+    # "ConversationBufferMemory": ConversationBufferMemory,
+    # "SimpleMemory": SimpleMemory,
+    # "ConversationSummaryBufferMemory": ConversationSummaryBufferMemory,
+    # "ConversationKGMemory": ConversationKGMemory,
+    # "ConversationEntityMemory": ConversationEntityMemory,
+    # "ConversationSummaryMemory": ConversationSummaryMemory,
+    # "ChatMessageHistory": ChatMessageHistory,
+    # "ConversationStringBufferMemory": ConversationStringBufferMemory,
+    # "ReadOnlySharedMemory": ReadOnlySharedMemory,
+}
+
+
+## Chain
+# from langchain.chains.loading import type_to_loader_dict
+# from langchain.chains.conversation.base import ConversationChain
+
+# chain_type_to_cls_dict = type_to_loader_dict
+# chain_type_to_cls_dict["conversation_chain"] = ConversationChain
diff --git a/src/frontend/package.json b/src/frontend/package.json
index 9afe85ebc..01be61167 100644
--- a/src/frontend/package.json
+++ b/src/frontend/package.json
@@ -54,5 +54,5 @@
             "last 1 safari version"
         ]
     },
-    "proxy": "http://backend:7860"
+    "proxy": "http://localhost:7860"
 }
\ No newline at end of file