diff --git a/__init__.py b/__init__.py
index b8866d4..9d18654 100644
--- a/__init__.py
+++ b/__init__.py
@@ -21,15 +21,18 @@
 from .classes.DRMN_TXTFileSaver import N_CLASS_MAPPINGS as TXTFileSaverMappings, N_DISPLAY_NAME_MAPPINGS as TXTFileSaverNameMappings
 from .classes.DRMN_TagManipulatorByImageNames import N_CLASS_MAPPINGS as TagManipulatorByImageNamesMappings, N_DISPLAY_NAME_MAPPINGS as TagManipulatorByImageNamesNameMappings
 from .classes.DRMN_CaptionVisualizer import N_CLASS_MAPPINGS as CaptionVisualizerMappings, N_DISPLAY_NAME_MAPPINGS as CaptionVisualizerNameMappings
+from .classes.DRMN_SearchAndReplace import N_CLASS_MAPPINGS as SearchAndReplaceMappings, N_DISPLAY_NAME_MAPPINGS as SearchAndReplaceNameMappings
 
 NODE_CLASS_MAPPINGS = {}
 NODE_CLASS_MAPPINGS.update(TXTFileSaverMappings)
 NODE_CLASS_MAPPINGS.update(TagManipulatorByImageNamesMappings)
 NODE_CLASS_MAPPINGS.update(CaptionVisualizerMappings)
+NODE_CLASS_MAPPINGS.update(SearchAndReplaceMappings)
 
 NODE_DISPLAY_NAME_MAPPINGS = {}
 NODE_DISPLAY_NAME_MAPPINGS.update(TXTFileSaverNameMappings)
 NODE_DISPLAY_NAME_MAPPINGS.update(TagManipulatorByImageNamesNameMappings)
 NODE_DISPLAY_NAME_MAPPINGS.update(CaptionVisualizerNameMappings)
+NODE_DISPLAY_NAME_MAPPINGS.update(SearchAndReplaceNameMappings)
 
 WEB_DIRECTORY = "./web"
\ No newline at end of file
diff --git a/classes/DRMN_SearchAndReplace.py b/classes/DRMN_SearchAndReplace.py
new file mode 100644
index 0000000..a9ef33f
--- /dev/null
+++ b/classes/DRMN_SearchAndReplace.py
@@ -0,0 +1,78 @@
+import os
+
+
+def read_text_file(file_path):
+    try:
+        with open(file_path, 'r') as file:
+            text = file.read()
+        return text
+    except FileNotFoundError:
+        print(f"Error: File '{file_path}' not found.")
+        return None
+    except Exception as e:
+        print(f"Error: {e}")
+        return None
+
+
+def save_file(file_path, content):
+    with open(file_path, 'w') as file:
+        file.write(content)
+    print(f"File saved successfully at {file_path}")
+
+
+class DRMN_SearchAndReplace:
+
+    def __init__(self):
+        pass
+
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "TextFilePathList": ("STRING", {"forceInput": True}),
+                "SearchFor": ("STRING", {"multiline": True, "default": "concept"}),
+                "ReplaceWith": ("STRING", {"multiline": True, "default": "concept"})
+            },
+        }
+
+    INPUT_IS_LIST = True
+    RETURN_TYPES = ()
+    RETURN_NAMES = ()
+    FUNCTION = "SaR"
+    OUTPUT_NODE = True
+    CATEGORY = "JDCN Dataset Tools"
+
+    def SaR(self, TextFilePathList, SearchFor, ReplaceWith):
+
+        try:
+
+            directory_path = os.path.dirname(TextFilePathList[0])
+            backup_path = os.path.join(directory_path, "sr_backup")
+            os.makedirs(backup_path, exist_ok=True)
+
+            for file_path in TextFilePathList:
+
+                base_name = os.path.basename(file_path)
+                save_path = os.path.join(backup_path, base_name)
+
+                content = read_text_file(file_path)
+                save_file(save_path, content)
+
+                content = content.replace(SearchFor[0], ReplaceWith[0])
+                save_file(file_path, content)
+
+            return ()
+
+        except Exception as e:
+            print(f"Error saving: {e}")
+
+        return ()
+
+
+N_CLASS_MAPPINGS = {
+    "DRMN_SearchAndReplace": DRMN_SearchAndReplace,
+}
+
+N_DISPLAY_NAME_MAPPINGS = {
+    "DRMN_SearchAndReplace": "DRMN_SearchAndReplace",
+}