diff --git a/PCK-Studio/Extensions/System.Numerics.cs b/PCK-Studio/Extensions/System.Numerics.cs
index d76ff76d..74de865d 100644
--- a/PCK-Studio/Extensions/System.Numerics.cs
+++ b/PCK-Studio/Extensions/System.Numerics.cs
@@ -11,5 +11,15 @@
         {
             return new OpenTK.Vector2(vector2.X, vector2.Y);
         }
+        
+        internal static System.Numerics.Vector3 ToNumericsVector(this OpenTK.Vector3 vector3)
+        {
+            return new System.Numerics.Vector3(vector3.X, vector3.Y, vector3.Z);
+        }
+        
+        internal static System.Numerics.Vector2 ToNumericsVector(this OpenTK.Vector2 vector2)
+        {
+            return new System.Numerics.Vector2(vector2.X, vector2.Y);
+        }
     }
 }
diff --git a/PCK-Studio/External/Format/BlockBenchModel.cs b/PCK-Studio/External/Format/BlockBenchModel.cs
new file mode 100644
index 00000000..613c407c
--- /dev/null
+++ b/PCK-Studio/External/Format/BlockBenchModel.cs
@@ -0,0 +1,155 @@
+using System;
+using System.Buffers.Text;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Drawing;
+using System.IO;
+using System.Linq;
+using System.Numerics;
+using System.Text;
+using System.Threading.Tasks;
+using Newtonsoft.Json;
+
+namespace PckStudio.External.Format
+{
+    internal class Meta
+    {
+        [JsonProperty("format_version")]
+        internal string FormatVersion;
+       
+        [JsonProperty("model_format")]
+        internal string ModelFormat;
+       
+        [JsonProperty("box_uv")]
+        internal bool UseBoxUv;
+    }
+
+    internal class Element
+    {
+        [JsonProperty("name")]
+        internal string Name;
+
+        [JsonProperty("box_uv")]
+        internal bool UseBoxUv;
+
+        [JsonProperty("visibility")]
+        internal bool Visibility { get; set; } = true;
+
+        [JsonProperty("rescale")]
+        internal bool Rescale;
+
+        [JsonProperty("locked")]
+        internal bool Locked;
+
+        [JsonProperty("inflate")]
+        internal float Inflate;
+        
+        [JsonProperty("origin")]
+        private float[] origin;
+
+        [JsonProperty("from")]
+        private float[] from;
+
+        [JsonProperty("to")]
+        private float[] to;
+
+        [JsonProperty("uv_offset")]
+        private int[] uv_offset;
+
+        [JsonIgnore()]
+        internal Vector3 Origin => new Vector3(origin?[0] ?? 0, origin?[1] ?? 0, origin?[2] ?? 0);
+        
+        [JsonIgnore()]
+        internal Vector3 From => new Vector3(from?[0] ?? 0, from?[1] ?? 0, from?[2] ?? 0);
+
+        [JsonIgnore()]
+        internal Vector3 To => new Vector3(to?[0] ?? 0, to?[1] ?? 0, to?[2] ?? 0);
+        
+        [JsonIgnore()]
+        internal Vector2 UvOffset => new Vector2(uv_offset?[0] ?? 0, uv_offset?[1] ?? 0);
+
+        [JsonProperty("type")]
+        internal string Type;
+
+        [JsonProperty("uuid")]
+        internal Guid Uuid;
+    }
+
+    internal class Texture
+    {
+        [JsonProperty("name")]
+        internal string Name;
+        
+        [JsonProperty("source")]
+        internal Uri TextureSource;
+
+        internal Image GetTexture()
+        {
+            string data = TextureSource.AbsolutePath;
+            const string dataHead = "image/png;base64,";
+            if (data.StartsWith(dataHead))
+            {
+                byte[] encodedData = Convert.FromBase64String(data.Substring(dataHead.Length));
+                using (var ms = new MemoryStream(encodedData))
+                {
+                    return Image.FromStream(ms);
+                }
+            }
+            return null;
+        }
+    }
+
+    internal class Outline
+    {
+        [JsonProperty("name")]
+        internal string Name;
+
+        [JsonProperty("origin")]
+        internal float[] Origin;
+        
+        [JsonProperty("uuid")]
+        internal Guid Uuid;
+        
+        [JsonProperty("children")]
+        internal Guid[] Children;
+    }
+
+    internal class TextureRes
+    {
+        [JsonProperty("width")]
+        internal int Width;
+
+        [JsonProperty("height")]
+        internal int Height;
+
+        public static implicit operator Size(TextureRes res) => new Size(res.Width, res.Height);
+    }
+
+    internal class BlockBenchModel
+    {   
+        [JsonProperty("name")]
+        internal string Name;
+
+        [JsonProperty("meta")]
+        internal Meta Metadata;
+        
+        [JsonProperty("model_identifier")]
+        internal string ModelIdentifier;
+
+        [JsonProperty("visible_box")]
+        internal int[] VisibleBox;
+
+        [JsonProperty("resolution")]
+        internal TextureRes TextureResolution;
+        
+        [JsonProperty("elements")]
+        internal Element[] Elements;
+        
+        [JsonProperty("outliner")]
+        internal Outline[] Outliner;
+        
+        [JsonProperty("textures")]
+        internal Texture[] Textures;
+        
+    }
+}
diff --git a/PCK-Studio/Forms/Editor/CustomSkinEditor.cs b/PCK-Studio/Forms/Editor/CustomSkinEditor.cs
index 2d594ff0..58bb1398 100644
--- a/PCK-Studio/Forms/Editor/CustomSkinEditor.cs
+++ b/PCK-Studio/Forms/Editor/CustomSkinEditor.cs
@@ -13,6 +13,11 @@ using PckStudio.IO.PSM;
 using PckStudio.Internal.FileFormats;
 using System.Linq;
 using PckStudio.Forms.Additional_Popups;
+using PckStudio.External.Format;
+using Newtonsoft.Json;
+using System.Numerics;
+using PckStudio.Rendering;
+using System.Diagnostics;
 
 namespace PckStudio.Forms.Editor
 {
@@ -48,7 +53,8 @@ namespace PckStudio.Forms.Editor
 
         private readonly FileDialogOption[] fileFilters = 
         [
-            new ("Pck skin model(*.psm)", "*.psm")
+            new ("Pck skin model(*.psm)", "*.psm"),
+            new ("Block bench model(*.bbmodel)", "*.bbmodel")
         ];
 
         private string skinModelFileFilters => string.Join("|", fileFilters);
@@ -220,6 +226,66 @@ namespace PckStudio.Forms.Editor
                         _skin.PartOffsets.AddRange(csmbFile.Offsets);
                         LoadModelData(_skin);
                         break;
+                    case ".bbmodel":
+                        BlockBenchModel blockBenchModel = JsonConvert.DeserializeObject<BlockBenchModel>(File.ReadAllText(openFileDialog.FileName));
+                        _skin.AdditionalBoxes.Clear();
+                        _skin.PartOffsets.Clear();
+                        // TODO: clean this up -miku
+                        _skin.ANIM.SetFlag(SkinAnimFlag.RESOLUTION_64x64, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.SLIM_MODEL, false);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.HEAD_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.HEAD_OVERLAY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.BODY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.BODY_OVERLAY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.RIGHT_ARM_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.RIGHT_ARM_OVERLAY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.LEFT_ARM_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.LEFT_ARM_OVERLAY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.RIGHT_LEG_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.RIGHT_LEG_OVERLAY_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.LEFT_LEG_DISABLED, true);
+                        _skin.ANIM.SetFlag(SkinAnimFlag.LEFT_LEG_OVERLAY_DISABLED, true);
+
+
+                        // IMPROVMENT: detect default body parts and toggle anim flag instead of adding box data -miku
+                        foreach (Outline outline in blockBenchModel.Outliner)
+                        {
+                            foreach (Element element in blockBenchModel.Elements.Where(e => outline.Children.Contains(e.Uuid)))
+                            {
+                                if (!element.UseBoxUv || !element.Visibility)
+                                    continue;
+
+                                BoundingBox boundingBox = new BoundingBox(element.From.ToOpenTKVector(), element.To.ToOpenTKVector());
+                                Vector3 pos = boundingBox.Start.ToNumericsVector();
+                                Vector3 size = boundingBox.Volume.ToNumericsVector();
+
+                                //Debug.WriteLine($"{outline.Name} {element.Name}({element.Uuid})");
+                                //Debug.WriteLine($"boundingBox.Start({boundingBox.Start})");
+                                //Debug.WriteLine($"boundingBox.End({boundingBox.End})");
+                                //Debug.WriteLine($"size({size})");
+
+                                Vector3 transformUnit = new Vector3(-1, -1, 1);
+                                Vector3 coordinateUnit = new Vector3(1, 1, 0);
+
+                                pos *= transformUnit;
+                                pos -= size * coordinateUnit;
+                                pos.Y += 24f;
+
+                                Vector3 translation = renderer3D1.GetTranslation(outline.Name).ToNumericsVector();
+                                Vector3 pivot = renderer3D1.GetPivot(outline.Name).ToNumericsVector();
+                                
+                                pos += translation * -Vector3.UnitX - pivot * Vector3.UnitY;
+                                //Debug.WriteLine(translation);
+                                //Debug.WriteLine(pivot);
+                                //Debug.WriteLine(pos);
+
+                                _skin.AdditionalBoxes.Add(new SkinBOX(outline.Name, pos, size, element.UvOffset));
+                            }
+                        }
+
+                        _skin.Texture = blockBenchModel.Textures[0].GetTexture();
+                        LoadModelData(_skin);
+                        break;
                     default:
                         break;
                 }
diff --git a/PCK-Studio/PckStudio.csproj b/PCK-Studio/PckStudio.csproj
index 46ceb7c1..8baea77e 100644
--- a/PCK-Studio/PckStudio.csproj
+++ b/PCK-Studio/PckStudio.csproj
@@ -151,6 +151,7 @@
     <Compile Include="Internal\Json\Entities.cs" />
     <Compile Include="Internal\Json\EntityInfo.cs" />
     <Compile Include="Internal\ResourceCategory.cs" />
+    <Compile Include="External\Format\BlockBenchModel.cs" />
     <Compile Include="Internal\Skin.cs" />
     <Compile Include="Internal\SkinPartOffset.cs" />
     <Compile Include="Internal\CommitInfo.cs" />
diff --git a/PCK-Studio/Rendering/BoundingBox.cs b/PCK-Studio/Rendering/BoundingBox.cs
index 617676b7..f85b5cb5 100644
--- a/PCK-Studio/Rendering/BoundingBox.cs
+++ b/PCK-Studio/Rendering/BoundingBox.cs
@@ -11,11 +11,14 @@ namespace PckStudio.Rendering
     {
         public readonly Vector3 Start;
         public readonly Vector3 End;
+        public readonly Vector3 Volume;
 
         public BoundingBox(Vector3 start, Vector3 end)
         {
             Start = start;
             End = end;
+            Vector3 size = End - Start;
+            Volume = new Vector3(Math.Abs(size.X), Math.Abs(size.Y), Math.Abs(size.Z));
         }
 
         public ColorVertex[] GetVertices()
diff --git a/PCK-Studio/Rendering/SkinRenderer.cs b/PCK-Studio/Rendering/SkinRenderer.cs
index 4dac3cb2..0852fd3d 100644
--- a/PCK-Studio/Rendering/SkinRenderer.cs
+++ b/PCK-Studio/Rendering/SkinRenderer.cs
@@ -101,7 +101,7 @@ namespace PckStudio.Rendering
             }
         }
 
-        [Description("Event that gets fired when the Texture is changing")]
+        [Description("Event that gets fired when the skin texture is changing")]
         [Category("Property Chnaged")]
         [Browsable(true)]
         public event EventHandler<TextureChangingEventArgs> TextureChanging
@@ -110,7 +110,7 @@ namespace PckStudio.Rendering
             remove => Events.RemoveHandler(nameof(TextureChanging), value);
         }
 
-        [Description("Event that gets fired when the Texture is changing")]
+        [Description("Event that gets fired when the cape texture is changing")]
         [Category("Property Chnaged")]
         [Browsable(true)]
         public event EventHandler<TextureChangingEventArgs> CapeTextureChanging
@@ -345,13 +345,13 @@ namespace PckStudio.Rendering
             leftArm.AddCube(new(-1, -2, -2), new(4, 12, 4), new(48, 48), inflate: OverlayScale);
 
             rightLeg ??= new CubeGroupMesh("Right Leg");
-            rightLeg.Pivot = new Vector3(0f, 12f, 0f);
+            rightLeg.Pivot = new Vector3(-2f, 12f, 0f);
             rightLeg.Translation = new Vector3(-2f, -12f, 0f);
             rightLeg.AddCube(new(-2, 0, -2), new(4, 12, 4), new(0, 16));
             rightLeg.AddCube(new(-2, 0, -2), new(4, 12, 4), new(0, 32), OverlayScale);
 
             leftLeg ??= new CubeGroupMesh("Left Leg");
-            leftLeg.Pivot = new Vector3(0f, 12f, 0f);
+            leftLeg.Pivot = new Vector3(2f, 12f, 0f);
             leftLeg.Translation = new Vector3(2f, -12f, 0f);
             leftLeg.AddCube(new(-2, 0, -2), new(4, 12, 4), new(16, 48));
             leftLeg.AddCube(new(-2, 0, -2), new(4, 12, 4), new(0, 48), OverlayScale);
@@ -642,22 +642,7 @@ namespace PckStudio.Rendering
                 GLErrorCheck();
             }
 
-#if DEBUG
-            // Debug render
-            {
-                ColorVertex[] vertices = [
-                    new ColorVertex(Vector3.Zero, Color.White)
-                ];
-                VertexArray vao = new VertexArray();
-                var debugVBO = new VertexBuffer();
-                debugVBO.SetData(vertices);
-                VertexBufferLayout layout = new VertexBufferLayout();
-                layout.Add(ShaderDataType.Float3);
-                layout.Add(ShaderDataType.Float4);
-                vao.AddBuffer(debugVBO, layout);
-                d_debugDrawContext = new DrawContext(vao, debugVBO.GenIndexBuffer(), PrimitiveType.Points);
-            }
-#endif
+            InitializeDebugShaders();
         }
 
         private DrawContext GetGuidelineDrawContext()
@@ -741,6 +726,16 @@ namespace PckStudio.Rendering
             }
         }
 
+        public Vector3 GetTranslation(string name)
+        {
+            return meshStorage.ContainsKey(name) ? meshStorage[name].Translation : Vector3.Zero;
+        }
+
+        public Vector3 GetPivot(string name)
+        {
+            return meshStorage.ContainsKey(name) ? meshStorage[name].Pivot : Vector3.Zero;
+        }
+
         public void SetPartOffset(SkinPartOffset offset)
         {
             SetPartOffset(offset.Type, offset.Value);
@@ -988,9 +983,9 @@ namespace PckStudio.Rendering
                 GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
 
                 GL.Enable(EnableCap.AlphaTest); // Enable transparent
-                GL.AlphaFunc(AlphaFunction.Greater, 0.4f);
+                GL.AlphaFunc(AlphaFunction.Greater, 0.0f);
                 GL.DepthFunc(DepthFunction.Lequal);
-
+                
                 if (showWireFrame)
                     GL.PolygonMode(MaterialFace.FrontAndBack, PolygonMode.Line);
 
@@ -1305,6 +1300,42 @@ namespace PckStudio.Rendering
             }
         }
 
+        [Conditional("DEBUG")]
+        private void InitializeDebugShaders()
+        {
+#if DEBUG
+            // Debug point render
+            {
+                ColorVertex[] vertices = [
+                    new ColorVertex(Vector3.Zero, Color.White)
+                ];
+                VertexArray vao = new VertexArray();
+                var debugVBO = new VertexBuffer();
+                debugVBO.SetData(vertices);
+                VertexBufferLayout layout = new VertexBufferLayout();
+                layout.Add(ShaderDataType.Float3);
+                layout.Add(ShaderDataType.Float4);
+                vao.AddBuffer(debugVBO, layout);
+                d_debugPointDrawContext = new DrawContext(vao, debugVBO.GenIndexBuffer(), PrimitiveType.Points);
+            }
+            // Debug point render
+            {
+                ColorVertex[] vertices = [
+                    new ColorVertex(Vector3.Zero),
+                    new ColorVertex(Vector3.One)
+                ];
+                VertexArray vao = new VertexArray();
+                var debugVBO = new VertexBuffer();
+                debugVBO.SetData(vertices);
+                VertexBufferLayout layout = new VertexBufferLayout();
+                layout.Add(ShaderDataType.Float3);
+                layout.Add(ShaderDataType.Float4);
+                vao.AddBuffer(debugVBO, layout);
+                d_debugLineDrawContext = new DrawContext(vao, debugVBO.GenIndexBuffer(), PrimitiveType.Lines);
+            }
+#endif
+        }
+
         [Conditional("DEBUG")]
         private void RenderDebug()
         {
@@ -1324,12 +1355,53 @@ namespace PckStudio.Rendering
                 colorShader.SetUniform1("intensity", 0.75f);
                 colorShader.SetUniform4("baseColor", Color.DeepPink);
                 GL.PointSize(5f);
-                Renderer.Draw(colorShader, d_debugDrawContext);
+                Renderer.Draw(colorShader, d_debugPointDrawContext);
                 GL.PointSize(1f);
                 GL.DepthMask(true);
                 GL.DepthFunc(DepthFunction.Less);
                 GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
             }
+            if (d_showDirectionArrows)
+            {
+                GL.BlendFunc(BlendingFactor.DstAlpha, BlendingFactor.OneMinusSrcAlpha);
+                GL.DepthFunc(DepthFunction.Always);
+                GL.DepthMask(false);
+                GL.Enable(EnableCap.LineSmooth);
+                colorShader.Bind();
+                
+                var viewProjection = Camera.GetViewProjection();
+                var transform = Matrix4.Identity;
+                transform *= Matrix4.CreateTranslation(Vector3.Zero);
+                transform *= Matrix4.CreateScale(Camera.Distance / 4f).Inverted();
+                transform.Invert();
+                colorShader.SetUniformMat4("Transform", ref transform);
+                colorShader.SetUniformMat4("ViewProjection", ref viewProjection);
+                colorShader.SetUniform1("intensity", 0.75f);
+                
+                
+                Renderer.SetLineWidth(2f);
+
+                colorShader.SetUniform4("baseColor", Color.Red);
+                ColorVertex[] line = [new ColorVertex(Vector3.Zero), new ColorVertex(Vector3.UnitX)];
+                d_debugLineDrawContext.VertexArray.GetBuffer(0).SetData(line);
+                Renderer.Draw(colorShader, d_debugLineDrawContext);
+
+                colorShader.SetUniform4("baseColor", Color.Green);
+                line = [new ColorVertex(Vector3.Zero), new ColorVertex(Vector3.UnitY)];
+                d_debugLineDrawContext.VertexArray.GetBuffer(0).SetData(line);
+                Renderer.Draw(colorShader, d_debugLineDrawContext);
+
+                colorShader.SetUniform4("baseColor", Color.Blue);
+                line = [new ColorVertex(Vector3.Zero), new ColorVertex(Vector3.UnitZ)];
+                d_debugLineDrawContext.VertexArray.GetBuffer(0).SetData(line);
+                Renderer.Draw(colorShader, d_debugLineDrawContext);
+
+                Renderer.SetLineWidth(1f);
+
+                GL.DepthMask(true);
+                GL.DepthFunc(DepthFunction.Less);
+                GL.BlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha);
+            }
             d_debugLabel.Text = Camera.ToString();
 #endif
         }
@@ -1388,6 +1460,11 @@ namespace PckStudio.Rendering
             debugShowFocalPointToolStripMenuItem.Click += (s, e) => d_showFocalPoint = debugShowFocalPointToolStripMenuItem.Checked;
             contextMenuStrip1.Items.Add(debugShowFocalPointToolStripMenuItem);
 
+            var debugShowDirectionArrows = new ToolStripMenuItem("Show Direction Arrows");
+            debugShowDirectionArrows.CheckOnClick = true;
+            debugShowDirectionArrows.Click += (s, e) => d_showDirectionArrows = debugShowDirectionArrows.Checked;
+            contextMenuStrip1.Items.Add(debugShowDirectionArrows);
+
             Controls.Add(d_debugLabel);
 
             this.contextMenuStrip1.ResumeLayout(false);
@@ -1396,7 +1473,9 @@ namespace PckStudio.Rendering
 
 #if DEBUG
         private bool d_showFocalPoint;
-        private DrawContext d_debugDrawContext;
+        private bool d_showDirectionArrows;
+        private DrawContext d_debugPointDrawContext;
+        private DrawContext d_debugLineDrawContext;
         private Label d_debugLabel;
         private ToolStripMenuItem reToolStripMenuItem;
         private ContextMenuStrip contextMenuStrip1;