diff --git a/MediaBrowser.Common/MediaBrowser.Common.csproj b/MediaBrowser.Common/MediaBrowser.Common.csproj
index 57c817fc2..7c736affb 100644
--- a/MediaBrowser.Common/MediaBrowser.Common.csproj
+++ b/MediaBrowser.Common/MediaBrowser.Common.csproj
@@ -83,11 +83,12 @@
     <Compile Include="Net\CollectionExtensions.cs" />
     <Compile Include="Net\Handlers\BaseEmbeddedResourceHandler.cs" />
     <Compile Include="Net\Handlers\BaseHandler.cs" />
-    <Compile Include="Net\Handlers\BaseJsonHandler.cs" />
+    <Compile Include="Net\Handlers\BaseSerializationHandler.cs" />
     <Compile Include="Net\HttpServer.cs" />
     <Compile Include="Net\Request.cs" />
     <Compile Include="Plugins\BasePlugin.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Serialization\JsvSerializer.cs" />
     <Compile Include="Serialization\XmlSerializer.cs" />
     <Compile Include="UI\BaseApplication.cs" />
     <Compile Include="UI\Splash.xaml.cs">
diff --git a/MediaBrowser.Common/Net/Handlers/BaseJsonHandler.cs b/MediaBrowser.Common/Net/Handlers/BaseJsonHandler.cs
deleted file mode 100644
index 650853537..000000000
--- a/MediaBrowser.Common/Net/Handlers/BaseJsonHandler.cs
+++ /dev/null
@@ -1,46 +0,0 @@
-using System.IO;
-using System.Threading.Tasks;
-using MediaBrowser.Common.Serialization;
-
-namespace MediaBrowser.Common.Net.Handlers
-{
-    public abstract class BaseJsonHandler<T> : BaseHandler
-    {
-        public override Task<string> GetContentType()
-        {
-            return Task.FromResult<string>(MimeTypes.JsonMimeType);
-        }
-
-        private bool _ObjectToSerializeEnsured = false;
-        private T _ObjectToSerialize;
-     
-        private async Task EnsureObjectToSerialize()
-        {
-            if (!_ObjectToSerializeEnsured)
-            {
-                _ObjectToSerialize = await GetObjectToSerialize().ConfigureAwait(false);
-
-                if (_ObjectToSerialize == null)
-                {
-                    StatusCode = 404;
-                }
-
-                _ObjectToSerializeEnsured = true;
-            }
-        }
-
-        protected abstract Task<T> GetObjectToSerialize();
-
-        protected override Task PrepareResponse()
-        {
-            return EnsureObjectToSerialize();
-        }
-
-        protected async override Task WriteResponseToOutputStream(Stream stream)
-        {
-            await EnsureObjectToSerialize();
-
-            JsonSerializer.SerializeToStream<T>(_ObjectToSerialize, stream);
-        }
-    }
-}
diff --git a/MediaBrowser.Common/Net/Handlers/BaseSerializationHandler.cs b/MediaBrowser.Common/Net/Handlers/BaseSerializationHandler.cs
new file mode 100644
index 000000000..4229dce61
--- /dev/null
+++ b/MediaBrowser.Common/Net/Handlers/BaseSerializationHandler.cs
@@ -0,0 +1,83 @@
+using System.IO;
+using System.Threading.Tasks;
+using MediaBrowser.Common.Serialization;
+using System;
+
+namespace MediaBrowser.Common.Net.Handlers
+{
+    public abstract class BaseJsonHandler<T> : BaseHandler
+    {
+        public SerializationFormat SerializationFormat
+        {
+            get
+            {
+                string format = QueryString["dataformat"];
+
+                if (string.IsNullOrEmpty(format))
+                {
+                    return Handlers.SerializationFormat.Json;
+                }
+
+                return (SerializationFormat)Enum.Parse(typeof(SerializationFormat), format, true);
+            }
+        }
+        
+        public override Task<string> GetContentType()
+        {
+            switch (SerializationFormat)
+            {
+                case Handlers.SerializationFormat.Jsv:
+                    return Task.FromResult<string>("text/plain");
+                default:
+                    return Task.FromResult<string>(MimeTypes.JsonMimeType);
+            }
+        }
+
+        private bool _ObjectToSerializeEnsured = false;
+        private T _ObjectToSerialize;
+     
+        private async Task EnsureObjectToSerialize()
+        {
+            if (!_ObjectToSerializeEnsured)
+            {
+                _ObjectToSerialize = await GetObjectToSerialize().ConfigureAwait(false);
+
+                if (_ObjectToSerialize == null)
+                {
+                    StatusCode = 404;
+                }
+
+                _ObjectToSerializeEnsured = true;
+            }
+        }
+
+        protected abstract Task<T> GetObjectToSerialize();
+
+        protected override Task PrepareResponse()
+        {
+            return EnsureObjectToSerialize();
+        }
+
+        protected async override Task WriteResponseToOutputStream(Stream stream)
+        {
+            await EnsureObjectToSerialize();
+
+            switch (SerializationFormat)
+            {
+                case Handlers.SerializationFormat.Jsv:
+                    JsvSerializer.SerializeToStream<T>(_ObjectToSerialize, stream);
+                    break;
+                default:
+                    JsonSerializer.SerializeToStream<T>(_ObjectToSerialize, stream);
+                    break;
+            }
+        }
+    }
+
+    public enum SerializationFormat
+    {
+        Json,
+        Jsv
+    }
+
+}
diff --git a/MediaBrowser.Common/Serialization/JsvSerializer.cs b/MediaBrowser.Common/Serialization/JsvSerializer.cs
new file mode 100644
index 000000000..c643d41b0
--- /dev/null
+++ b/MediaBrowser.Common/Serialization/JsvSerializer.cs
@@ -0,0 +1,22 @@
+using System.IO;
+
+namespace MediaBrowser.Common.Serialization
+{
+    /// <summary>
+    /// This adds support for ServiceStack's proprietary JSV output format.
+    /// It's based on Json but the serializer performs faster and output runs about 10% smaller
+    /// http://www.servicestack.net/benchmarks/NorthwindDatabaseRowsSerialization.100000-times.2010-08-17.html
+    /// </summary>
+    public static class JsvSerializer
+    {
+        public static void SerializeToStream<T>(T obj, Stream stream)
+        {
+            ServiceStack.Text.TypeSerializer.SerializeToStream<T>(obj, stream);
+        }
+
+        public static T DeserializeFromStream<T>(Stream stream)
+        {
+            return ServiceStack.Text.TypeSerializer.DeserializeFromStream<T>(stream);
+        }
+    }
+}