diff --git a/README.md b/README.md
index c3db0303..a84df798 100644
--- a/README.md
+++ b/README.md
@@ -12,39 +12,44 @@ M\*LIB: Generic type-safe Container Library for C language
 9. [Errors & compilers](#errors--compilers)
 10. [External Reference](#external-reference)
 11. [API Documentation](#api-documentation)
-    1. [Generic methods](#generic-methods)
-    2. [List](#m-list)
-    3. [Intrusive list](#m-i-list)
-    4. [Array](#m-array)
-    5. [Dictionary](#m-dict)
-    6. [Red/Black Tree](#m-rbtree)
-    7. [B+ Tree](#m-bptree)
-    8. [Generic Tree](#m-tree)
-    9. [Tuple](#m-tuple)
-    10. [Variant](#m-variant)
-    11. [Double end queue](#m-deque)
-    12. [Priority queue](#m-prioqueue)
-    13. [Fixed size queue / stack](#m-queue)
-    14. [Shared Fixed size queue](#m-buffer)
-    15. [Atomic Shared Register](#m-snapshot)
-    16. [Shared pointers](#m-shared-ptr)
-    17. [Intrusive Shared Pointers](#m-i-shared)
-    18. [Concurrent adapter](#m-concurrent)
-    19. [Bitset](#m-bitset)
-    20. [String](#m-string)
-    21. [Byte String](#m-bstring)
-    22. [Core preprocessing](#m-core)
-    23. [Worker threads](#m-worker)
-    24. [Generic algorithms](#m-algo)
-    25. [Function objects](#m-funcobj)
-    26. [Exception handling](#m-try)
-    27. [Memory pool](#m-mempool)
-    28. [JSON Serialization](#m-serial-json)
-    29. [Binary Serialization](#m-serial-bin)
-    30. [Generic interface](#m-generic)
-    31. [Thread](#m-thread)
-    32. [Atomic](#m-atomic)
+    1. [Generic method interface](#generic-methods)
+    2. Sequence containers
+        1. [List](#m-list)
+        2. [Intrusive list](#m-i-list)
+        3. [Array](#m-array)
+        4. [Double end queue](#m-deque)
+        6. [Fixed size queue / stack](#m-queue)
+    3. Associative containers
+        1. [Dictionary](#m-dict)
+        2. [Red/Black Tree](#m-rbtree)
+        3. [B+ Tree](#m-bptree)
+    4. Misc containers
+        1. [Priority queue](#m-prioqueue)
+        2. [Generic Tree](#m-tree)
+        3. [Tuple](#m-tuple)
+        4. [Variant](#m-variant)
+    5. Thread containers
+        1. [Shared Fixed size queue](#m-buffer)
+        2. [Atomic Shared Register](#m-snapshot)
+        3. [Shared pointers](#m-shared-ptr)
+        4. [Worker threads](#m-worker)
+    6.Dataset
+        1. [String](#m-string)
+        2. [Byte String](#m-bstring)
+        3. [Bitset](#m-bitset)
+    7.Algorithms
+        1. [Generic algorithms](#m-algo)
+        2. [Function objects](#m-funcobj)
+    8.Serialization
+        1. [JSON Serialization](#m-serial-json)
+        2. [Binary Serialization](#m-serial-bin)
+    9. [Uniform interface](#m-generic)
+    10. [Core preprocessing](#m-core)
+    11. C11 compatibility headers
+        1. [Thread](#m-thread)
+        2. [Atomic](#m-atomic)
 12. [Global User Customization](#global-user-customization)
+    1. [Exception handling](#m-try)
 13. [License](#license)
 
 ## Overview