Update 'README.md'

README.md

@@ -13,3 +13,10 @@ SELECT * FROM child;
 ```
 
 https://www.mysqltutorial.org/mysql-adjacency-list-tree/
+
+## JS Libraries
+
+- https://github.com/dbushell/Nestable
+  - https://dbushell.github.io/Nestable/
+- https://sortablejs.github.io/Sortable/
+- https://bevacqua.github.io/dragula/