diff --git a/SpineViewer/Resources/AppResource.cs b/SpineViewer/Resources/AppResource.cs
index 0f076b0..8768b8d 100644
--- a/SpineViewer/Resources/AppResource.cs
+++ b/SpineViewer/Resources/AppResource.cs
@@ -19,6 +19,8 @@ namespace SpineViewer.Resources
         public static string Str_GeneratePreviewsTitle => Get<string>("Str_GeneratePreviewsTitle");
         public static string Str_DeletePreviewsTitle => Get<string>("Str_DeletePreviewsTitle");
         public static string Str_AddSpineObjectsTitle => Get<string>("Str_AddSpineObjectsTitle");
+        public static string Str_OpenSkelFileTitle => Get<string>("Str_OpenSkelFileTitle");
+        public static string Str_OpenAtlasFileTitle => Get<string>("Str_OpenAtlasFileTitle");
         public static string Str_ReloadSpineObjectsTitle => Get<string>("Str_ReloadSpineObjectsTitle");
         public static string Str_CustomFFmpegExporterTitle => Get<string>("Str_CustomFFmpegExporterTitle");
 
diff --git a/SpineViewer/Resources/Strings/en.xaml b/SpineViewer/Resources/Strings/en.xaml
index 130bea1..f77be99 100644
--- a/SpineViewer/Resources/Strings/en.xaml
+++ b/SpineViewer/Resources/Strings/en.xaml
@@ -37,6 +37,8 @@
     <s:String x:Key="Str_Show">Show</s:String>
     <s:String x:Key="Str_ListViewStatusBar">{0} items, {1} selected</s:String>
     <s:String x:Key="Str_AddSpineObject">Add...</s:String>
+    <s:String x:Key="Str_OpenSkelFileTitle">Select Skeleton File (skel)</s:String>
+    <s:String x:Key="Str_OpenAtlasFileTitle">Select Atlas File (atlas)</s:String>
     <s:String x:Key="Str_AddSpineObjectFromClipboard">Add from Clipboard</s:String>
     <s:String x:Key="Str_RemoveSpineObject">Remove</s:String>
     <s:String x:Key="Str_RemoveAllSpineObject">Remove All</s:String>
diff --git a/SpineViewer/Resources/Strings/ja.xaml b/SpineViewer/Resources/Strings/ja.xaml
index ff01c69..6a84772 100644
--- a/SpineViewer/Resources/Strings/ja.xaml
+++ b/SpineViewer/Resources/Strings/ja.xaml
@@ -37,6 +37,8 @@
     <s:String x:Key="Str_Show">表示</s:String>
     <s:String x:Key="Str_ListViewStatusBar">全{0}件、選択中{1}件</s:String>
     <s:String x:Key="Str_AddSpineObject">追加...</s:String>
+    <s:String x:Key="Str_OpenSkelFileTitle">スケルトンファイルを選択（skel）</s:String>
+    <s:String x:Key="Str_OpenAtlasFileTitle">アトラスファイルを選択（atlas）</s:String>
     <s:String x:Key="Str_AddSpineObjectFromClipboard">クリップボードから追加</s:String>
     <s:String x:Key="Str_RemoveSpineObject">削除</s:String>
     <s:String x:Key="Str_RemoveAllSpineObject">すべて削除</s:String>
diff --git a/SpineViewer/Resources/Strings/zh.xaml b/SpineViewer/Resources/Strings/zh.xaml
index c254bd8..f138b4c 100644
--- a/SpineViewer/Resources/Strings/zh.xaml
+++ b/SpineViewer/Resources/Strings/zh.xaml
@@ -37,6 +37,8 @@
     <s:String x:Key="Str_Show">显示</s:String>
     <s:String x:Key="Str_ListViewStatusBar">共 {0} 项，已选择 {1} 项</s:String>
     <s:String x:Key="Str_AddSpineObject">添加...</s:String>
+    <s:String x:Key="Str_OpenSkelFileTitle">选择骨骼文件（skel）</s:String>
+    <s:String x:Key="Str_OpenAtlasFileTitle">选择图集文件（atlas）</s:String>
     <s:String x:Key="Str_AddSpineObjectFromClipboard">从剪贴板添加</s:String>
     <s:String x:Key="Str_RemoveSpineObject">移除</s:String>
     <s:String x:Key="Str_RemoveAllSpineObject">移除全部</s:String>
diff --git a/SpineViewer/Services/DialogService.cs b/SpineViewer/Services/DialogService.cs
index 25ac263..6e11135 100644
--- a/SpineViewer/Services/DialogService.cs
+++ b/SpineViewer/Services/DialogService.cs
@@ -61,6 +61,18 @@ namespace SpineViewer.Services
             return dialog.ShowDialog() ?? false;
         }
 
+        public static bool ShowOpenFileDialog(out string? fileName, string title = null, string filter = "")
+        {
+            var dialog = new OpenFileDialog() { Title = title, Filter = filter };
+            if (dialog.ShowDialog() is true)
+            {
+                fileName = dialog.FileName;
+                return true;
+            }
+            fileName = null;
+            return false;
+        }
+
         /// <summary>
         /// 获取用户选择的文件夹
         /// </summary>
diff --git a/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
index 55d5f23..4ed4a70 100644
--- a/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
+++ b/SpineViewer/ViewModels/MainWindow/SpineObjectListViewModel.cs
@@ -107,7 +107,12 @@ namespace SpineViewer.ViewModels.MainWindow
 
         private void AddSpineObject_Execute()
         {
-            MessagePopupService.Info("Not Implemented, please drag files into here or add them from clipboard :)");
+            if (!DialogService.ShowOpenFileDialog(out var skelFileName, AppResource.Str_OpenSkelFileTitle))
+                return;
+            if (!DialogService.ShowOpenFileDialog(out var atlasFileName, AppResource.Str_OpenAtlasFileTitle))
+                return;
+            AddSpineObject(skelFileName, atlasFileName);
+            _logger.LogCurrentProcessMemoryUsage();
         }
 
         /// <summary>