diff --git a/MLEM.Data/ContentExtensions.cs b/MLEM.Data/ContentExtensions.cs
new file mode 100644
index 0000000..891fceb
--- /dev/null
+++ b/MLEM.Data/ContentExtensions.cs
@@ -0,0 +1,38 @@
+using System.Collections.Generic;
+using System.IO;
+using Microsoft.Xna.Framework.Content;
+using MLEM.Data.Json;
+using Newtonsoft.Json;
+
+namespace MLEM.Data {
+    public static class ContentExtensions {
+
+        private static readonly Dictionary<ContentManager, JsonSerializer> Serializers = new Dictionary<ContentManager, JsonSerializer>();
+
+        public static void SetJsonSerializer(this ContentManager content, JsonSerializer serializer) {
+            Serializers[content] = serializer;
+        }
+
+        public static JsonSerializer GetJsonSerializer(this ContentManager content) {
+            if (!Serializers.TryGetValue(content, out var serializer)) {
+                serializer = JsonConverters.AddAll(new JsonSerializer());
+                content.SetJsonSerializer(serializer);
+            }
+            return serializer;
+        }
+
+        public static void AddJsonConverter<T>(this ContentManager content, JsonConverter<T> converter) {
+            var serializer = GetJsonSerializer(content);
+            serializer.Converters.Add(converter);
+        }
+
+        public static T LoadJson<T>(this ContentManager content, string name, string extension = ".json") {
+            using (var stream = File.OpenText(Path.Combine(content.RootDirectory, name + extension))) {
+                using (var reader = new JsonTextReader(stream)) {
+                    return GetJsonSerializer(content).Deserialize<T>(reader);
+                }
+            }
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/Direction2Converter.cs b/MLEM.Data/Json/Direction2Converter.cs
new file mode 100644
index 0000000..ecceff2
--- /dev/null
+++ b/MLEM.Data/Json/Direction2Converter.cs
@@ -0,0 +1,18 @@
+using System;
+using MLEM.Misc;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class Direction2Converter : JsonConverter<Direction2> {
+
+        public override void WriteJson(JsonWriter writer, Direction2 value, JsonSerializer serializer) {
+            writer.WriteValue(value.ToString());
+        }
+
+        public override Direction2 ReadJson(JsonReader reader, Type objectType, Direction2 existingValue, bool hasExistingValue, JsonSerializer serializer) {
+            Enum.TryParse<Direction2>(reader.Value.ToString(), out var dir);
+            return dir;
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/JsonConverters.cs b/MLEM.Data/Json/JsonConverters.cs
new file mode 100644
index 0000000..5e7cf0b
--- /dev/null
+++ b/MLEM.Data/Json/JsonConverters.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Linq;
+using System.Reflection;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class JsonConverters {
+
+        public static readonly JsonConverter[] Converters = Assembly.GetExecutingAssembly().GetExportedTypes()
+            .Where(t => t.Namespace == typeof(JsonConverters).Namespace && t.IsSubclassOf(typeof(JsonConverter)))
+            .Select(t => t.GetConstructor(Type.EmptyTypes).Invoke(null)).Cast<JsonConverter>().ToArray();
+
+        public static JsonSerializer AddAll(JsonSerializer serializer) {
+            foreach (var converter in Converters)
+                serializer.Converters.Add(converter);
+            return serializer;
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/PointConverter.cs b/MLEM.Data/Json/PointConverter.cs
new file mode 100644
index 0000000..76525bf
--- /dev/null
+++ b/MLEM.Data/Json/PointConverter.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Globalization;
+using Microsoft.Xna.Framework;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class PointConverter : JsonConverter<Point> {
+
+        public override void WriteJson(JsonWriter writer, Point value, JsonSerializer serializer) {
+            writer.WriteValue(value.X.ToString(CultureInfo.InvariantCulture) + " " + value.Y.ToString(CultureInfo.InvariantCulture));
+        }
+
+        public override Point ReadJson(JsonReader reader, Type objectType, Point existingValue, bool hasExistingValue, JsonSerializer serializer) {
+            var value = reader.Value.ToString().Split(' ');
+            return new Point(int.Parse(value[0], CultureInfo.InvariantCulture), int.Parse(value[1], CultureInfo.InvariantCulture));
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/RectangleConverter.cs b/MLEM.Data/Json/RectangleConverter.cs
new file mode 100644
index 0000000..df6eaa6
--- /dev/null
+++ b/MLEM.Data/Json/RectangleConverter.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Globalization;
+using Microsoft.Xna.Framework;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class RectangleConverter : JsonConverter<Rectangle> {
+
+        public override void WriteJson(JsonWriter writer, Rectangle value, JsonSerializer serializer) {
+            writer.WriteValue(
+                value.X.ToString(CultureInfo.InvariantCulture) + " " + value.Y.ToString(CultureInfo.InvariantCulture) + " " +
+                value.Width.ToString(CultureInfo.InvariantCulture) + " " + value.Height.ToString(CultureInfo.InvariantCulture));
+        }
+
+        public override Rectangle ReadJson(JsonReader reader, Type objectType, Rectangle existingValue, bool hasExistingValue, JsonSerializer serializer) {
+            var value = reader.Value.ToString().Split(' ');
+            return new Rectangle(
+                int.Parse(value[0], CultureInfo.InvariantCulture), int.Parse(value[1], CultureInfo.InvariantCulture),
+                int.Parse(value[2], CultureInfo.InvariantCulture), int.Parse(value[3], CultureInfo.InvariantCulture));
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/RectangleFConverter.cs b/MLEM.Data/Json/RectangleFConverter.cs
new file mode 100644
index 0000000..7261e6a
--- /dev/null
+++ b/MLEM.Data/Json/RectangleFConverter.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Globalization;
+using MLEM.Misc;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class RectangleFConverter : JsonConverter<RectangleF> {
+
+        public override void WriteJson(JsonWriter writer, RectangleF value, JsonSerializer serializer) {
+            writer.WriteValue(
+                value.X.ToString(CultureInfo.InvariantCulture) + " " + value.Y.ToString(CultureInfo.InvariantCulture) + " " +
+                value.Width.ToString(CultureInfo.InvariantCulture) + " " + value.Height.ToString(CultureInfo.InvariantCulture));
+        }
+
+        public override RectangleF ReadJson(JsonReader reader, Type objectType, RectangleF existingValue, bool hasExistingValue, JsonSerializer serializer) {
+            var value = reader.Value.ToString().Split(' ');
+            return new RectangleF(
+                float.Parse(value[0], CultureInfo.InvariantCulture), float.Parse(value[1], CultureInfo.InvariantCulture),
+                float.Parse(value[2], CultureInfo.InvariantCulture), float.Parse(value[3], CultureInfo.InvariantCulture));
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/MLEM.Data/Json/Vector2Converter.cs b/MLEM.Data/Json/Vector2Converter.cs
new file mode 100644
index 0000000..2525daa
--- /dev/null
+++ b/MLEM.Data/Json/Vector2Converter.cs
@@ -0,0 +1,19 @@
+using System;
+using System.Globalization;
+using Microsoft.Xna.Framework;
+using Newtonsoft.Json;
+
+namespace MLEM.Data.Json {
+    public class Vector2Converter : JsonConverter<Vector2> {
+
+        public override void WriteJson(JsonWriter writer, Vector2 value, JsonSerializer serializer) {
+            writer.WriteValue(value.X.ToString(CultureInfo.InvariantCulture) + " " + value.Y.ToString(CultureInfo.InvariantCulture));
+        }
+
+        public override Vector2 ReadJson(JsonReader reader, Type objectType, Vector2 existingValue, bool hasExistingValue, JsonSerializer serializer) {
+            var value = reader.Value.ToString().Split(' ');
+            return new Vector2(float.Parse(value[0], CultureInfo.InvariantCulture), float.Parse(value[1], CultureInfo.InvariantCulture));
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/Sandbox/Content/Content.mgcb b/Sandbox/Content/Content.mgcb
index 635a3e0..42a56b3 100644
--- a/Sandbox/Content/Content.mgcb
+++ b/Sandbox/Content/Content.mgcb
@@ -14,15 +14,15 @@
 
 #---------------------------------- Content ---------------------------------#
 
-#begin Tiled/Map.tmx
-/importer:TiledMapImporter
-/processor:TiledMapProcessor
-/build:Tiled/Map.tmx
+#begin Fonts/TestFont.spritefont
+/importer:FontDescriptionImporter
+/processor:FontDescriptionProcessor
+/processorParam:PremultiplyAlpha=True
+/processorParam:TextureFormat=Compressed
+/build:Fonts/TestFont.spritefont
 
-#begin Tiled/Tileset.tsx
-/importer:TiledMapTilesetImporter
-/processor:TiledMapTilesetProcessor
-/build:Tiled/Tileset.tsx
+#begin Test.json
+/copy:Test.json
 
 #begin Textures/Test.png
 /importer:TextureImporter
@@ -36,10 +36,13 @@
 /processorParam:TextureFormat=Color
 /build:Textures/Test.png
 
-#begin Fonts/TestFont.spritefont
-/importer:FontDescriptionImporter
-/processor:FontDescriptionProcessor
-/processorParam:PremultiplyAlpha=True
-/processorParam:TextureFormat=Compressed
-/build:Fonts/TestFont.spritefont
+#begin Tiled/Map.tmx
+/importer:TiledMapImporter
+/processor:TiledMapProcessor
+/build:Tiled/Map.tmx
+
+#begin Tiled/Tileset.tsx
+/importer:TiledMapTilesetImporter
+/processor:TiledMapTilesetProcessor
+/build:Tiled/Tileset.tsx
 
diff --git a/Sandbox/Content/Test.json b/Sandbox/Content/Test.json
new file mode 100644
index 0000000..5f946da
--- /dev/null
+++ b/Sandbox/Content/Test.json
@@ -0,0 +1,7 @@
+{
+    "Vec": "10 20",
+    "Point": "20 30",
+    "Rectangle": "1 2 3 4",
+    "RectangleF": "4 5 6 7",
+    "Dir": "Left"
+}
diff --git a/Sandbox/GameImpl.cs b/Sandbox/GameImpl.cs
index 2c76ec6..e90a64c 100644
--- a/Sandbox/GameImpl.cs
+++ b/Sandbox/GameImpl.cs
@@ -1,12 +1,15 @@
 using System;
+using System.IO;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 using Microsoft.Xna.Framework.Input;
 using MLEM.Cameras;
+using MLEM.Data;
 using MLEM.Extended.Extensions;
 using MLEM.Extended.Tiled;
 using MLEM.Extensions;
 using MLEM.Font;
+using MLEM.Misc;
 using MLEM.Startup;
 using MLEM.Textures;
 using MLEM.Ui;
@@ -14,6 +17,8 @@ using MLEM.Ui.Elements;
 using MLEM.Ui.Style;
 using MonoGame.Extended;
 using MonoGame.Extended.Tiled;
+using Newtonsoft.Json.Linq;
+using RectangleF = MonoGame.Extended.RectangleF;
 
 namespace Sandbox {
     public class GameImpl : MlemGame {
@@ -60,6 +65,25 @@ namespace Sandbox {
             panel.AddChild(new Button(Anchor.AutoLeft, new Vector2(100, 10)));
             panel.AddChild(new Button(Anchor.AutoCenter, new Vector2(80, 10)));
             this.UiSystem.Add("Panel", panel);*/
+
+            var obj = new Test{
+                Vec = new Vector2(10, 20),
+                Point = new Point(20, 30),
+                Rectangle = new Rectangle(1, 2, 3, 4),
+                RectangleF = new RectangleF(4, 5, 6, 7).ToMlem(),
+                Dir = Direction2.Left
+            };
+
+            var writer = new StringWriter();
+            this.Content.GetJsonSerializer().Serialize(writer, obj);
+            Console.WriteLine(writer.ToString());
+            // {"Vec":"10 20","Point":"20 30","Rectangle":"1 2 3 4","RectangleF":"4 5 6 7"}
+
+            // Also:
+            //this.Content.AddJsonConverter(new CustomConverter());
+
+            var res = this.Content.LoadJson<Test>("Test");
+            Console.WriteLine(res);
         }
 
         protected override void DoUpdate(GameTime gameTime) {
@@ -88,5 +112,19 @@ namespace Sandbox {
             base.DoDraw(gameTime);
         }
 
+        private class Test {
+
+            public Vector2 Vec;
+            public Point Point;
+            public Rectangle Rectangle;
+            public MLEM.Misc.RectangleF RectangleF;
+            public Direction2 Dir;
+
+            public override string ToString() {
+                return $"{nameof(this.Vec)}: {this.Vec}, {nameof(this.Point)}: {this.Point}, {nameof(this.Rectangle)}: {this.Rectangle}, {nameof(this.RectangleF)}: {this.RectangleF}, {nameof(this.Dir)}: {this.Dir}";
+            }
+
+        }
+
     }
 }
\ No newline at end of file
diff --git a/Sandbox/Program.cs b/Sandbox/Program.cs
index 082653c..cd8cb41 100644
--- a/Sandbox/Program.cs
+++ b/Sandbox/Program.cs
@@ -5,7 +5,7 @@ namespace Sandbox {
     internal static class Program {
 
         private static void Main() {
-            //TextInputWrapper.Current = new TextInputWrapper.DesktopGl<TextInputEventArgs>((w, c) => w.TextInput += c);
+            TextInputWrapper.Current = new TextInputWrapper.DesktopGl<TextInputEventArgs>((w, c) => w.TextInput += c);
             using (var game = new GameImpl())
                 game.Run();
         }
diff --git a/Sandbox/Sandbox.csproj b/Sandbox/Sandbox.csproj
index 75b58ad..db72943 100644
--- a/Sandbox/Sandbox.csproj
+++ b/Sandbox/Sandbox.csproj
@@ -6,6 +6,7 @@
     </PropertyGroup>
 
     <ItemGroup>
+        <ProjectReference Include="..\MLEM.Data\MLEM.Data.csproj" />
         <ProjectReference Include="..\MLEM.Extended\MLEM.Extended.csproj" />
         <ProjectReference Include="..\MLEM.Startup\MLEM.Startup.csproj" />
         <ProjectReference Include="..\MLEM.Ui\MLEM.Ui.csproj" />