diff --git a/Scripts/Editor/NodeEditorGUILayout.cs b/Scripts/Editor/NodeEditorGUILayout.cs
index b17fea3..8089265 100644
--- a/Scripts/Editor/NodeEditorGUILayout.cs
+++ b/Scripts/Editor/NodeEditorGUILayout.cs
@@ -45,7 +45,7 @@ namespace XNodeEditor {
 
                 float spacePadding = 0;
                 SpaceAttribute spaceAttribute;
-                if(NodeEditorUtilities.GetAttrib(port.node.GetType(), property.name, out spaceAttribute)) spacePadding = spaceAttribute.height;
+				if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out spaceAttribute)) spacePadding = spaceAttribute.height;
 
                 // If property is an input, display a regular property field and put a port handle on the left side
                 if (port.direction == XNode.NodePort.IO.Input) {
@@ -53,7 +53,7 @@ namespace XNodeEditor {
                     XNode.Node.ShowBackingValue showBacking = XNode.Node.ShowBackingValue.Unconnected;
                     XNode.Node.InputAttribute inputAttribute;
                     bool instancePortList = false;
-                    if (NodeEditorUtilities.GetAttrib(port.node.GetType(), property.name, out inputAttribute)) {
+                    if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out inputAttribute)) {
                         instancePortList = inputAttribute.instancePortList;
                         showBacking = inputAttribute.backingValue;
                     }
@@ -98,7 +98,7 @@ namespace XNodeEditor {
                     XNode.Node.ShowBackingValue showBacking = XNode.Node.ShowBackingValue.Unconnected;
                     XNode.Node.OutputAttribute outputAttribute;
                     bool instancePortList = false;
-                    if (NodeEditorUtilities.GetAttrib(port.node.GetType(), property.name, out outputAttribute)) {
+                    if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out outputAttribute)) {
                         instancePortList = outputAttribute.instancePortList;
                         showBacking = outputAttribute.backingValue;
                     }
diff --git a/Scripts/Editor/NodeEditorUtilities.cs b/Scripts/Editor/NodeEditorUtilities.cs
index 0d98420..828207f 100644
--- a/Scripts/Editor/NodeEditorUtilities.cs
+++ b/Scripts/Editor/NodeEditorUtilities.cs
@@ -15,6 +15,9 @@ namespace XNodeEditor {
         /// <summary>C#'s Script Icon [The one MonoBhevaiour Scripts have].</summary>
         private static Texture2D scriptIcon = (EditorGUIUtility.IconContent("cs Script Icon").image as Texture2D);
 
+        /// Saves Attribute from Type+Field for faster lookup. Resets on recompiles.
+        private static Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>> typeAttributes = new Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>>();
+
         public static bool GetAttrib<T>(Type classType, out T attribOut) where T : Attribute {
             object[] attribs = classType.GetCustomAttributes(typeof(T), false);
             return GetAttrib(attribs, out attribOut);
@@ -45,6 +48,34 @@ namespace XNodeEditor {
             return false;
         }
 
+        public static bool GetCachedAttrib<T>(Type classType, string fieldName, out T attribOut) where T : Attribute {
+            Dictionary<string, Dictionary<Type, Attribute>> typeFields;
+            if (!typeAttributes.TryGetValue(classType, out typeFields)) {
+                typeFields = new Dictionary<string, Dictionary<Type, Attribute>>();
+                typeAttributes.Add(classType, typeFields);
+            }
+
+            Dictionary<Type, Attribute> typeTypes;
+            if(!typeFields.TryGetValue(fieldName, out typeTypes)) {
+                typeTypes = new Dictionary<Type, Attribute>();
+                typeFields.Add(fieldName, typeTypes);
+            }
+
+            Attribute attr;
+            if (!typeTypes.TryGetValue(typeof(T), out attr)) {
+                if (GetAttrib<T>(classType, fieldName, out attribOut)) typeTypes.Add(typeof(T), attribOut);
+                else typeTypes.Add(typeof(T), null);
+            }
+
+            if(attr == null) {
+                attribOut = null;
+                return false;
+            }
+
+            attribOut = attr as T;
+            return true;
+        }
+
         /// <summary> Returns true if this can be casted to <see cref="Type"/></summary>
         public static bool IsCastableTo(this Type from, Type to) {
             if (to.IsAssignableFrom(from)) return true;