public static bool IsNativeAsset (Object obj);
public static bool IsNativeAsset (int instanceID);

Description

Determines whether the Asset is a native Asset.

A native Asset is a file produced directly by Unity's serialization system (for example, a .mat Material file is a native Asset)

Note that scenes, prefabs and assembly definitions are not considered to be native assets.

See Also: AssetDatabase.IsForeignAsset.

using UnityEditor;
using UnityEngine;

public class AssetDatabaseExamples : MonoBehaviour { [MenuItem("AssetDatabase/ListAllNativeFiles")] static void ListNativeFiles() { //List all native assets in the project foreach (var guid in AssetDatabase.FindAssets("", new []{"Assets"})) { var path = AssetDatabase.GUIDToAssetPath(guid); var asset = AssetDatabase.LoadMainAssetAtPath(path); if(AssetDatabase.IsNativeAsset(asset)) Debug.Log(asset); } } }