diff --git a/ApplicationServices/UNTESTED/LibraryExporter.cs b/ApplicationServices/UNTESTED/LibraryExporter.cs
index 5880b2d5..ab84d0c5 100644
--- a/ApplicationServices/UNTESTED/LibraryExporter.cs
+++ b/ApplicationServices/UNTESTED/LibraryExporter.cs
@@ -138,6 +138,15 @@ namespace ApplicationServices
 			csv.WriteRecords(dtos);
 		}
 
+		public static void ToJson(string saveFilePath)
+		{
+			using var context = DbContexts.GetContext();
+			var dtos = context.GetLibrary_Flat_NoTracking().ToDtos();
+
+			var json = Newtonsoft.Json.JsonConvert.SerializeObject(dtos, Newtonsoft.Json.Formatting.Indented);
+			System.IO.File.WriteAllText(saveFilePath, json);
+		}
+
 		public static void ToXlsx(string saveFilePath)
 		{
 			using var context = DbContexts.GetContext();
@@ -220,13 +229,5 @@ namespace ApplicationServices
 			public bool IsApproved { get; set; }
 			public string Comment { get; set; }
 		}
-
-		public static void ToJson(string saveFilePath)
-		{
-			using var context = DbContexts.GetContext();
-
-			var library = context.GetLibrary_Flat_NoTracking();
-
-		}
 	}
 }
diff --git a/LibationLauncher/LibationLauncher.csproj b/LibationLauncher/LibationLauncher.csproj
index 8f5b6829..1fe8a363 100644
--- a/LibationLauncher/LibationLauncher.csproj
+++ b/LibationLauncher/LibationLauncher.csproj
@@ -13,7 +13,7 @@
     <!-- <PublishSingleFile>true</PublishSingleFile> -->
     <RuntimeIdentifier>win-x64</RuntimeIdentifier>
 
-    <Version>4.0.4.4</Version>
+    <Version>4.0.5.3</Version>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/LibationWinForms/UNTESTED/Form1.cs b/LibationWinForms/UNTESTED/Form1.cs
index 7be82178..cc7954d0 100644
--- a/LibationWinForms/UNTESTED/Form1.cs
+++ b/LibationWinForms/UNTESTED/Form1.cs
@@ -310,14 +310,18 @@ namespace LibationWinForms
                 var saveFileDialog = new SaveFileDialog
                 {
                     Title = "Where to export Library",
-                    Filter = "CSV files (*.csv)|*.csv|All files (*.*)|*.*"
+                    Filter = "CSV files (*.csv)|*.csv|JSON files (*.json)|*.json|All files (*.*)|*.*"
                 };
 
                 if (saveFileDialog.ShowDialog() != DialogResult.OK)
                     return;
 
+                // FilterIndex is 1-based, NOT 0-based
                 switch (saveFileDialog.FilterIndex)
                 {
+                    case 2: // json
+                        LibraryExporter.ToJson(saveFileDialog.FileName);
+                        break;
                     case 1: // csv
                     default:
                         LibraryExporter.ToCsv(saveFileDialog.FileName);