diff --git a/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs b/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs
new file mode 100644
index 00000000..4d5f5999
--- /dev/null
+++ b/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs
@@ -0,0 +1,188 @@
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+using System.Collections.Generic;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace TEngine
+{
+    public static class EditorExtUtil
+    {
+        public static void SavePrefabAsset(GameObject asset)
+        {
+#if UNITY_EDITOR
+            PrefabUtility.SavePrefabAsset(asset);
+#else
+#endif
+        }
+
+        public static void CreateAsset(Object asset, string path)
+        {
+#if UNITY_EDITOR
+            AssetDatabase.CreateAsset(asset, path);
+#else
+#endif
+        }
+
+        public static string AssetPathToGUID(string path)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.AssetPathToGUID(path);
+#else
+        return "";
+#endif
+        }
+
+        public static UnityEngine.Object GetPrefabParent(UnityEngine.Object obj)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.PrefabUtility.GetCorrespondingObjectFromSource(obj);
+#else
+        return null;
+#endif
+        }
+
+        public static string GetAssetPath(GameObject obj)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.GetAssetPath(obj);
+#else
+        return "";
+#endif
+        }
+
+        public static string GetAssetPath(ScriptableObject obj)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.GetAssetPath(obj);
+#else
+        return "";
+#endif
+        }
+
+        public static string[] GetAssetBundleDependencies(string assetBundleName, bool recursive)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.GetAssetBundleDependencies(assetBundleName, recursive);
+#else
+        return null;
+#endif
+        }
+
+        public static string GUIDToAssetPath(string guid)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.GUIDToAssetPath(guid);
+#else
+        return null;
+#endif
+        }
+
+        public static T LoadAssetAtPath<T>(string assetPath) where T : Object
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.LoadAssetAtPath<T>(assetPath);
+#else
+        return null;
+#endif
+        }
+
+        public static string[] GetAssetPathsFromAssetBundle(string assetBundleName)
+        {
+#if UNITY_EDITOR
+            return UnityEditor.AssetDatabase.GetAssetPathsFromAssetBundle(assetBundleName);
+#else
+        return null;
+#endif
+        }
+
+        public static void ToggleScriptingDefineSymbols(string def, bool isOn)
+        {
+#if UNITY_EDITOR
+            ToggleScriptingDefineSymbols(def, isOn, (int)BuildTargetGroup.Standalone);
+            ToggleScriptingDefineSymbols(def, isOn, (int)BuildTargetGroup.Android);
+#endif
+        }
+
+        static void ToggleScriptingDefineSymbols(string def, bool isOn, int type)
+        {
+#if UNITY_EDITOR
+            var targetGroup = (BuildTargetGroup)type;
+            string ori = PlayerSettings.GetScriptingDefineSymbolsForGroup(targetGroup);
+            List<string> defineSymbols = new List<string>(ori.Split(';'));
+            if (isOn)
+            {
+                if (!defineSymbols.Contains(def))
+                {
+                    defineSymbols.Add(def);
+                }
+            }
+            else
+            {
+                defineSymbols.Remove(def);
+            }
+
+            PlayerSettings.SetScriptingDefineSymbolsForGroup(targetGroup, string.Join(";", defineSymbols.ToArray()));
+#endif
+        }
+
+
+        public static void SetDirty(ScriptableObject obj)
+        {
+#if UNITY_EDITOR
+            UnityEditor.EditorUtility.SetDirty(obj);
+#endif
+        }
+
+        public static void ImportAsset(string path)
+        {
+#if UNITY_EDITOR
+            UnityEditor.AssetDatabase.ImportAsset(path);
+#endif
+        }
+
+        public static void SaveTblConfig(ScriptableObject confg)
+        {
+#if UNITY_EDITOR
+            EditorUtility.SetDirty(confg);
+            AssetDatabase.SaveAssets();
+            AssetDatabase.Refresh();
+            var path = AssetDatabase.GetAssetPath(confg);
+            AssetDatabase.ImportAsset(path);
+            AssetDatabase.ImportAsset(path.Replace(".asset", ".csv"));
+            EditorWindow.focusedWindow?.ShowNotification(new GUIContent("Done"));
+#endif
+        }
+
+
+        public static GameObject Instantiate(
+            GameObject original,
+            Vector3 position,
+            Quaternion rotation,
+            Transform parent)
+        {
+            if (original == null) return null;
+#if UNITY_EDITOR
+            if (Application.isPlaying)
+            {
+                return Object.Instantiate(original, position, rotation, parent);
+            }
+
+            var go = PrefabUtility.InstantiatePrefab(original, parent) as GameObject;
+            go.transform.position = position;
+            go.transform.rotation = rotation;
+            return go;
+#else
+        return  Object.Instantiate( original, position, rotation, parent);
+#endif
+        }
+
+        public static void StopGame()
+        {
+#if UNITY_EDITOR
+            UnityEditor.EditorApplication.isPlaying = false;
+#endif
+        }
+    }
+}
\ No newline at end of file
diff --git a/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs.meta b/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs.meta
new file mode 100644
index 00000000..78253574
--- /dev/null
+++ b/Assets/TEngine/Runtime/Extension/EditorExtUtil.cs.meta
@@ -0,0 +1,11 @@
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