Update

src/Consts.cs

@@ -18,6 +18,7 @@
         public const string POST_END_LAYER = NAME_SPACE + nameof(POST_END_LAYER);
 
         public const string META_HIDDEN_TAG = "HiddenInDebagging";
+        public const string META_OBSOLETE_TAG = "Obsolete";
         public const string META_ENGINE_MEMBER_TAG = "EngineMember";
 
         public const int MAGIC_PRIME = 314159;
@@ -31,6 +32,7 @@
         public const string PROCESSES_GROUP = "Processes";
         public const string DEBUG_GROUP = "Debug";
         public const string OTHER_GROUP = "Other";
+        public const string OBSOLETE_GROUP = "Obsolete";
         public const string TEMPLATES_GROUP = "Templates";
         public const string IMPLEMENTATIONS_GROUP = "Implementation";
 

src/DebugUtils/MetaAttributes/EcsMetaAttribute.cs

@@ -1,6 +1,6 @@
 using System;
 
-namespace DCFApixels.DragonECS
+namespace DCFApixels.DragonECS.Core
 {
     public abstract class EcsMetaAttribute : Attribute { }
 

src/DebugUtils/MetaAttributes/MetaColorAttribute.cs

@@ -1,4 +1,5 @@
-using DCFApixels.DragonECS.Internal;
+using DCFApixels.DragonECS.Core;
+using DCFApixels.DragonECS.Internal;
 using System;
 using System.Runtime.InteropServices;
 using System.Runtime.Serialization;

src/DebugUtils/MetaAttributes/MetaDescriptionAttribute.cs

@@ -1,4 +1,5 @@
-using System;
+using DCFApixels.DragonECS.Core;
+using System;
 
 namespace DCFApixels.DragonECS
 {

src/DebugUtils/MetaAttributes/MetaGroupAttribute.cs

@@ -1,4 +1,5 @@
-using System;
+using DCFApixels.DragonECS.Core;
+using System;
 using System.Collections.Generic;
 using System.Text.RegularExpressions;
 

src/DebugUtils/MetaAttributes/MetaIDAttribute.cs

@@ -1,4 +1,5 @@
-using DCFApixels.DragonECS.Internal;
+using DCFApixels.DragonECS.Core;
+using DCFApixels.DragonECS.Internal;
 using System;
 using System.Runtime.InteropServices;
 using System.Text.RegularExpressions;

src/DebugUtils/MetaAttributes/MetaNameAttribute.cs

@@ -1,4 +1,5 @@
-using System;
+using DCFApixels.DragonECS.Core;
+using System;
 
 namespace DCFApixels.DragonECS
 {

src/DebugUtils/MetaAttributes/MetaTagsAttribute.cs

@@ -1,4 +1,5 @@
-using System;
+using DCFApixels.DragonECS.Core;
+using System;
 using System.Collections.Generic;
 
 namespace DCFApixels.DragonECS
@@ -35,6 +36,7 @@ namespace DCFApixels.DragonECS
     public readonly ref struct MetaTags
     {
         public const string HIDDEN = EcsConsts.META_HIDDEN_TAG;
+        public const string OBSOLETE = EcsConsts.META_OBSOLETE_TAG;
         public const string ENGINE_MEMBER = EcsConsts.META_ENGINE_MEMBER_TAG;
     }
 }

src/DebugUtils/TypeMeta.cs

@@ -1,4 +1,5 @@
-using DCFApixels.DragonECS.Internal;
+using DCFApixels.DragonECS.Core;
+using DCFApixels.DragonECS.Internal;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
@@ -49,6 +50,7 @@ namespace DCFApixels.DragonECS
         private bool _isCustomName;
         private bool _isCustomColor;
         private bool _isHidden;
+        private bool _isObsolete;
 
         private string _name;
         private string _typeName;
@@ -211,6 +213,7 @@ namespace DCFApixels.DragonECS
                 _tags = MetaGenerator.GetTags(_type);
                 _initFlags |= InitFlag.Tags;
                 _isHidden = _tags.Contains(MetaTags.HIDDEN);
+                _isObsolete = _tags.Contains(MetaTags.OBSOLETE);
             }
         }
         public IReadOnlyList<string> Tags
@@ -229,6 +232,22 @@ namespace DCFApixels.DragonECS
                 return _isHidden;
             }
         }
+        public bool IsObsolete
+        {
+            get
+            {
+                InitTags();
+                return _isObsolete;
+            }
+        }
+        public bool IsHiddenOrObsolete
+        {
+            get
+            {
+                return IsHidden || IsObsolete;
+            }
+        }
+
         #endregion
 
         #region MetaID