diff --git a/LibX4/FileSystem/CatFile.cs b/LibX4/FileSystem/CatFile.cs
index 5e54721c..a6862120 100644
--- a/LibX4/FileSystem/CatFile.cs
+++ b/LibX4/FileSystem/CatFile.cs
@@ -76,6 +76,7 @@ private static readonly Regex _ParseModRegex
     /// コンストラクタ
     /// </summary>
     /// <param name="gameRoot">X4インストール先ディレクトリパス</param>
+    /// <param name="option">cat ファイルの読み込みオプション</param>
     /// <exception cref="DependencyResolutionException">Mod の依存関係の解決に失敗した場合</exception>
     public CatFile(string gameRoot, CatLoadOption option = CatLoadOption.All)
     {
@@ -92,7 +93,7 @@ public CatFile(string gameRoot, CatLoadOption option = CatLoadOption.All)
             }
         }
 
-        var modInfo = GetModInfo(gameRoot);
+        var modInfo = GetModInfo(gameRoot, option);
 
         _loadedMods = new HashSet<string>(modInfo.Select(x => $"extensions/{Path.GetFileName(x.Directory)}".Replace('\\', '/')));
 
@@ -111,8 +112,9 @@ public CatFile(string gameRoot, CatLoadOption option = CatLoadOption.All)
     /// Mod の情報を <see cref="IReadOnlyList{ModInfo}"/> で返す
     /// </summary>
     /// <param name="gameRoot">X4 インストール先ディレクトリパス</param>
+    /// <param name="option">cat ファイルの読み込みオプション</param>
     /// <returns>Mod の情報を表す <see cref="IReadOnlyList{ModInfo}"/></returns>
-    private static IReadOnlyList<ModInfo> GetModInfo(string gameRoot)
+    private static IReadOnlyList<ModInfo> GetModInfo(string gameRoot, CatLoadOption option)
     {
         var entensionsPath = Path.Combine(gameRoot, "extensions");
 
@@ -127,7 +129,7 @@ private static IReadOnlyList<ModInfo> GetModInfo(string gameRoot)
 
         var unloadedMods = Directory.GetDirectories(entensionsPath)
             .Select(x => new ModInfo(userContentXml, x))
-            .Where(x => x.Enabled)
+            .Where(x => x.CanLoad(option))
             .OrderBy(x => x.Name)
             .ToList();
 
diff --git a/LibX4/FileSystem/ModInfo.cs b/LibX4/FileSystem/ModInfo.cs
index 69e23d1a..d2fa131c 100644
--- a/LibX4/FileSystem/ModInfo.cs
+++ b/LibX4/FileSystem/ModInfo.cs
@@ -102,6 +102,24 @@ public ModInfo(XDocument? userContentXml, string modDirPath)
     }
 
 
+    /// <summary>
+    /// Mod を読み込めるか判定する
+    /// </summary>
+    /// <param name="option">cat ファイルの読み込みオプション</param>
+    /// <returns>Mod を読み込んでも良い場合、<c>true;</c> それ以外の場合 <c>false;</c></returns>
+    /// <exception cref="NotImplementedException"><paramref name="option"/>が無効な場合</exception>
+    public bool CanLoad(CatLoadOption option)
+    {
+        return Enabled && option switch
+        {
+            CatLoadOption.All => true,
+            CatLoadOption.Official => Author == "Egosoft GmbH",
+            CatLoadOption.Vanilla => false,
+            _ => throw new NotImplementedException()
+        };
+    }
+
+
     /// <summary>
     /// Mod が有効化されているかを取得する
     /// </summary>
diff --git a/X4_DataExporterWPF/ExportWindow/DataExportModel.cs b/X4_DataExporterWPF/ExportWindow/DataExportModel.cs
index a6af7b1a..a269cefd 100644
--- a/X4_DataExporterWPF/ExportWindow/DataExportModel.cs
+++ b/X4_DataExporterWPF/ExportWindow/DataExportModel.cs
@@ -24,11 +24,14 @@ class DataExportModel
     /// <summary>
     /// 言語一覧を更新
     /// </summary>
-    public static async Task<(bool success, IReadOnlyList<LangComboboxItem> languages)> GetLanguages(string inDirPath, Window owner)
+    /// <param name="x4Dir">X4のインストール先フォルダ</param>
+    /// <param name="catLoadOption">cat ファイルの読み込みオプション</param>
+    /// <param name="owner">親ウィンドウハンドル(メッセージボックス表示用)</param>
+    public static async Task<(bool success, IReadOnlyList<LangComboboxItem> languages)> GetLanguages(string x4Dir, CatLoadOption catLoadOption, Window owner)
     {
         try
         {
-            var catFiles = new CatFile(inDirPath);
+            var catFiles = new CatFile(x4Dir, catLoadOption);
             var xml = await catFiles.OpenXmlAsync("libraries/languages.xml", CancellationToken.None);
             var languages = xml.XPathSelectElements("/languages/language")
                 .Select(x => (ID: x.Attribute("id")?.Value, Name: x.Attribute("name")?.Value))
@@ -60,6 +63,7 @@ await owner.Dispatcher.BeginInvoke((Action)(() =>
     /// 抽出実行
     /// </summary>
     /// <param name="inDirPath">入力元フォルダパス</param>
+    /// <param name="catLoadOption">cat ファイルの読み込みオプション</param>
     /// <param name="outFilePath">出力先ファイルパス</param>
     /// <param name="language">選択された言語</param>
     /// <param name="owner">親ウィンドウハンドル(メッセージボックス表示用)</param>
@@ -68,12 +72,13 @@ public static async Task Export(
         IProgress<(int currentStep, int maxSteps)> progress,
         IProgress<(int currentStep, int maxSteps)> progressSub,
         string inDirPath,
+        CatLoadOption catLoadOption,
         string outFilePath,
         LangComboboxItem language,
         Window owner
     )
     {
-        var catFile = new CatFile(inDirPath);
+        var catFile = new CatFile(inDirPath, catLoadOption);
 
         // 抽出に失敗した場合、例外設定で「Common Languate Runtime Exceptions」にチェックを入れるとどこで例外が発生したか分かる
         try
diff --git a/X4_DataExporterWPF/ExportWindow/DataExportViewModel.cs b/X4_DataExporterWPF/ExportWindow/DataExportViewModel.cs
index 8ed6426d..8e1f4fd9 100644
--- a/X4_DataExporterWPF/ExportWindow/DataExportViewModel.cs
+++ b/X4_DataExporterWPF/ExportWindow/DataExportViewModel.cs
@@ -182,7 +182,7 @@ private async Task UpdateLangList(string x4InstallDirectory)
         _unableToGetLanguages.Value = false;
         Languages.ClearOnScheduler();
 
-        var (success, languages) = await Task.Run(async () => await DataExportModel.GetLanguages(x4InstallDirectory, _ownerWindow));
+        var (success, languages) = await Task.Run(async () => await DataExportModel.GetLanguages(x4InstallDirectory, CatLoadOption.Value, _ownerWindow));
         _unableToGetLanguages.Value = !success;
         Languages.AddRangeOnScheduler(languages);
 
@@ -251,6 +251,7 @@ await Task.Run(() => DataExportModel.Export(
             progress,
             progressSub,
             InDirPath.Value,
+            CatLoadOption.Value,
             _outFilePath,
             SelectedLanguage.Value,
             _ownerWindow