diff --git a/tab_raw.py b/tab_raw.py
new file mode 100644
index 0000000..ff8c651
--- /dev/null
+++ b/tab_raw.py
@@ -0,0 +1,78 @@
+import streamlit as st
+import json
+import copy
+from utils import save_json, get_file_mtime
+
+def render_raw_editor(data, file_path):
+    st.subheader(f"💻 Raw Editor: {file_path.name}")
+    
+    # Toggle to hide massive history objects
+    # This is crucial because history trees can get huge and make the text area laggy.
+    col_ctrl, col_info = st.columns([1, 2])
+    with col_ctrl:
+        hide_history = st.checkbox(
+            "Hide History (Safe Mode)", 
+            value=True, 
+            help="Hides 'history_tree' and 'prompt_history' to keep the editor fast and prevent accidental deletion of version control."
+        )
+
+    # Prepare display data
+    if hide_history:
+        display_data = copy.deepcopy(data)
+        # Safely remove heavy keys for the view only
+        if "history_tree" in display_data: del display_data["history_tree"]
+        if "prompt_history" in display_data: del display_data["prompt_history"]
+    else:
+        display_data = data
+
+    # Convert to string
+    # ensure_ascii=False ensures emojis and special chars render correctly
+    try:
+        json_str = json.dumps(display_data, indent=4, ensure_ascii=False)
+    except Exception as e:
+        st.error(f"Error serializing JSON: {e}")
+        json_str = "{}"
+
+    # The Text Editor
+    # We use ui_reset_token in the key to force the text area to reload content on save
+    new_json_str = st.text_area(
+        "JSON Content", 
+        value=json_str, 
+        height=650, 
+        key=f"raw_edit_{file_path.name}_{st.session_state.ui_reset_token}"
+    )
+    
+    st.markdown("---")
+    
+    if st.button("💾 Save Raw Changes", type="primary", use_container_width=True):
+        try:
+            # 1. Parse the text back to JSON
+            input_data = json.loads(new_json_str)
+            
+            # 2. If we were in Safe Mode, we must merge the hidden history back in
+            if hide_history:
+                if "history_tree" in data:
+                    input_data["history_tree"] = data["history_tree"]
+                if "prompt_history" in data:
+                    input_data["prompt_history"] = data["prompt_history"]
+            
+            # 3. Save to Disk
+            save_json(file_path, input_data)
+            
+            # 4. Update Session State
+            # We clear and update the existing dictionary object so other tabs see the changes
+            data.clear()
+            data.update(input_data)
+            
+            # 5. Update Metadata to prevent conflict warnings
+            st.session_state.last_mtime = get_file_mtime(file_path)
+            st.session_state.ui_reset_token += 1
+            
+            st.toast("Raw JSON Saved Successfully!", icon="✅")
+            st.rerun()
+            
+        except json.JSONDecodeError as e:
+            st.error(f"❌ Invalid JSON Syntax: {e}")
+            st.error("Please fix the formatting errors above before saving.")
+        except Exception as e:
+            st.error(f"❌ Unexpected Error: {e}")
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