diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index 442688585..ad54b2315 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -16,7 +16,7 @@ jobs:
       run: |
         npm install standard --save-dev
         npx standard
-        cd linear-algebra-javascript
+        cd Linear-Algebra-Javascript
         npm ci
         npm run build --if-present
         npm test
diff --git a/Algorithms/dynamic_programming/fibonacci.js b/Algorithms/Dynamic-Programming/Fibonacci.js
similarity index 100%
rename from Algorithms/dynamic_programming/fibonacci.js
rename to Algorithms/Dynamic-Programming/Fibonacci.js
diff --git a/DIRECTORY.md b/DIRECTORY.md
index 780cf84c3..55fc8074c 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -1,7 +1,7 @@
 
 ## Algorithms
-  * dynamic programming
-    * [fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/Algorithms/dynamic_programming/fibonacci.js)
+  * Dynamic-Programming
+    * [Fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/Algorithms/Dynamic-Programming/Fibonacci.js)
   * [EucledianGCD](https://github.com/TheAlgorithms/Javascript/blob/master/Algorithms/EucledianGCD.js)
   * [KadaneAlgo](https://github.com/TheAlgorithms/Javascript/blob/master/Algorithms/KadaneAlgo.js)
   * [sieveOfEratosthenes](https://github.com/TheAlgorithms/Javascript/blob/master/Algorithms/sieveOfEratosthenes.js)
@@ -16,65 +16,65 @@
   * [DecimalToHex](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/DecimalToHex.js)
   * [DecimalToOctal](https://github.com/TheAlgorithms/Javascript/blob/master/Conversions/DecimalToOctal.js)
 
-## Data Structures
+## Data-Structures
   * Graph
-    * [Graph](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Graph/Graph.js)
+    * [Graph](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Graph/Graph.js)
   * Heap
-    * [MinPriorityQueue](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Heap/MinPriorityQueue.js)
-  * Linked List
-    * [DoublyLinkedList](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Linked%20List/DoublyLinkedList.js)
-    * [singlylinklist](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Linked%20List/singlylinklist.js)
+    * [MinPriorityQueue](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Heap/MinPriorityQueue.js)
+  * Linked-List
+    * [DoublyLinkedList](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Linked-List/DoublyLinkedList.js)
+    * [SinglyLinkList](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Linked-List/SinglyLinkList.js)
   * Queue
-    * [Queue](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Queue/Queue.js)
-    * [QueueUsing2Stacks](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Queue/QueueUsing2Stacks.js)
+    * [Queue](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Queue/Queue.js)
+    * [QueueUsing2Stacks](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Queue/QueueUsing2Stacks.js)
   * Stack
-    * [Stack](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Stack/Stack.js)
+    * [Stack](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Stack/Stack.js)
   * Tree
-    * [Binary Search Tree](https://github.com/TheAlgorithms/Javascript/blob/master/Data%20Structures/Tree/Binary%20Search%20Tree.js)
+    * [BinarySearchTree](https://github.com/TheAlgorithms/Javascript/blob/master/Data-Structures/Tree/BinarySearchTree.js)
 
 ## Hashes
   * [SHA1](https://github.com/TheAlgorithms/Javascript/blob/master/Hashes/SHA1.js)
   * [SHA256](https://github.com/TheAlgorithms/Javascript/blob/master/Hashes/SHA256.js)
 
-## linear-algebra-javascript
+## Linear-Algebra-Javascript
   * src
-    * [la lib](https://github.com/TheAlgorithms/Javascript/blob/master/linear-algebra-javascript/src/la_lib.js)
+    * [la lib](https://github.com/TheAlgorithms/Javascript/blob/master/Linear-Algebra-Javascript/src/la_lib.js)
   * test
-    * [test](https://github.com/TheAlgorithms/Javascript/blob/master/linear-algebra-javascript/test/test.js)
+    * [test](https://github.com/TheAlgorithms/Javascript/blob/master/Linear-Algebra-Javascript/test/test.js)
 
-## maths
-  * [abs](https://github.com/TheAlgorithms/Javascript/blob/master/maths/abs.js)
-  * [average mean](https://github.com/TheAlgorithms/Javascript/blob/master/maths/average_mean.js)
-  * [DijkstraSmallestPath](https://github.com/TheAlgorithms/Javascript/blob/master/maths/DijkstraSmallestPath.js)
-  * [factorial](https://github.com/TheAlgorithms/Javascript/blob/master/maths/factorial.js)
-  * [Fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/maths/Fibonacci.js)
-  * [find lcm](https://github.com/TheAlgorithms/Javascript/blob/master/maths/find_lcm.js)
-  * [FindHcf](https://github.com/TheAlgorithms/Javascript/blob/master/maths/FindHcf.js)
-  * [graph](https://github.com/TheAlgorithms/Javascript/blob/master/maths/graph.js)
-  * [Palindrome](https://github.com/TheAlgorithms/Javascript/blob/master/maths/Palindrome.js)
-  * [pascalTriangle](https://github.com/TheAlgorithms/Javascript/blob/master/maths/pascalTriangle.js)
+## Maths
+  * [Abs](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Abs.js)
+  * [AverageMean](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/AverageMean.js)
+  * [DijkstraSmallestPath](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/DijkstraSmallestPath.js)
+  * [Factorial](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Factorial.js)
+  * [Fibonacci](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Fibonacci.js)
+  * [FindHcf](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindHcf.js)
+  * [FindLcm](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/FindLcm.js)
+  * [Graph](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Graph.js)
+  * [Palindrome](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/Palindrome.js)
+  * [PascalTriangle](https://github.com/TheAlgorithms/Javascript/blob/master/Maths/PascalTriangle.js)
 
 ## Search
-  * [binarySearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/binarySearch.js)
-  * [jumpSearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/jumpSearch.js)
-  * [linearSearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/linearSearch.js)
+  * [BinarySearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/BinarySearch.js)
+  * [JumpSearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/JumpSearch.js)
+  * [LinearSearch](https://github.com/TheAlgorithms/Javascript/blob/master/Search/LinearSearch.js)
 
 ## Sorts
-  * [bogoSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/bogoSort.js)
-  * [bubblesort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/bubblesort.js)
-  * [bucketSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/bucketSort.js)
-  * [cocktailShakerSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/cocktailShakerSort.js)
-  * [combSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/combSort.js)
-  * [countingSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/countingSort.js)
-  * [cycleSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/cycleSort.js)
-  * [flashSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/flashSort.js)
-  * [gnomeSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/gnomeSort.js)
-  * [heapSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/heapSort.js)
-  * [insertionSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/insertionSort.js)
-  * [mergeSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/mergeSort.js)
-  * [quickSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/quickSort.js)
-  * [radixSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/radixSort.js)
-  * [selectionSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/selectionSort.js)
-  * [shellSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/shellSort.js)
+  * [BogoSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/BogoSort.js)
+  * [BubbleSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/BubbleSort.js)
+  * [BucketSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/BucketSort.js)
+  * [CocktailShakerSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/CocktailShakerSort.js)
+  * [CombSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/CombSort.js)
+  * [CountingSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/CountingSort.js)
+  * [CycleSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/CycleSort.js)
+  * [FlashSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/FlashSort.js)
+  * [GnomeSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/GnomeSort.js)
+  * [HeapSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/HeapSort.js)
+  * [InsertionSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/InsertionSort.js)
+  * [MergeSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/MergeSort.js)
+  * [QuickSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/QuickSort.js)
+  * [RadixSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/RadixSort.js)
+  * [SelectionSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/SelectionSort.js)
+  * [ShellSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/ShellSort.js)
   * [TopologicalSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/TopologicalSort.js)
-  * [wiggleSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/wiggleSort.js)
+  * [WiggleSort](https://github.com/TheAlgorithms/Javascript/blob/master/Sorts/WiggleSort.js)
diff --git a/Data Structures/Graph/Graph.js b/Data-Structures/Graph/Graph.js
similarity index 100%
rename from Data Structures/Graph/Graph.js
rename to Data-Structures/Graph/Graph.js
diff --git a/Data Structures/Heap/MinPriorityQueue.js b/Data-Structures/Heap/MinPriorityQueue.js
similarity index 100%
rename from Data Structures/Heap/MinPriorityQueue.js
rename to Data-Structures/Heap/MinPriorityQueue.js
diff --git a/Data Structures/Linked List/DoublyLinkedList.js b/Data-Structures/Linked-List/DoublyLinkedList.js
similarity index 100%
rename from Data Structures/Linked List/DoublyLinkedList.js
rename to Data-Structures/Linked-List/DoublyLinkedList.js
diff --git a/Data Structures/Linked List/singlylinklist.js b/Data-Structures/Linked-List/SinglyLinkList.js
similarity index 100%
rename from Data Structures/Linked List/singlylinklist.js
rename to Data-Structures/Linked-List/SinglyLinkList.js
diff --git a/Data Structures/Queue/Queue.js b/Data-Structures/Queue/Queue.js
similarity index 100%
rename from Data Structures/Queue/Queue.js
rename to Data-Structures/Queue/Queue.js
diff --git a/Data Structures/Queue/QueueUsing2Stacks.js b/Data-Structures/Queue/QueueUsing2Stacks.js
similarity index 100%
rename from Data Structures/Queue/QueueUsing2Stacks.js
rename to Data-Structures/Queue/QueueUsing2Stacks.js
diff --git a/Data Structures/Stack/Stack.js b/Data-Structures/Stack/Stack.js
similarity index 100%
rename from Data Structures/Stack/Stack.js
rename to Data-Structures/Stack/Stack.js
diff --git a/Data Structures/Tree/Binary Search Tree.js b/Data-Structures/Tree/BinarySearchTree.js
similarity index 100%
rename from Data Structures/Tree/Binary Search Tree.js
rename to Data-Structures/Tree/BinarySearchTree.js
diff --git a/linear-algebra-javascript/README.md b/Linear-Algebra-Javascript/README.md
similarity index 100%
rename from linear-algebra-javascript/README.md
rename to Linear-Algebra-Javascript/README.md
diff --git a/linear-algebra-javascript/package-lock.json b/Linear-Algebra-Javascript/package-lock.json
similarity index 100%
rename from linear-algebra-javascript/package-lock.json
rename to Linear-Algebra-Javascript/package-lock.json
diff --git a/linear-algebra-javascript/package.json b/Linear-Algebra-Javascript/package.json
similarity index 100%
rename from linear-algebra-javascript/package.json
rename to Linear-Algebra-Javascript/package.json
diff --git a/linear-algebra-javascript/src/la_lib.js b/Linear-Algebra-Javascript/src/la_lib.js
similarity index 100%
rename from linear-algebra-javascript/src/la_lib.js
rename to Linear-Algebra-Javascript/src/la_lib.js
diff --git a/linear-algebra-javascript/src/la_lib.ts b/Linear-Algebra-Javascript/src/la_lib.ts
similarity index 100%
rename from linear-algebra-javascript/src/la_lib.ts
rename to Linear-Algebra-Javascript/src/la_lib.ts
diff --git a/linear-algebra-javascript/test/test.js b/Linear-Algebra-Javascript/test/test.js
similarity index 100%
rename from linear-algebra-javascript/test/test.js
rename to Linear-Algebra-Javascript/test/test.js
diff --git a/maths/abs.js b/Maths/Abs.js
similarity index 100%
rename from maths/abs.js
rename to Maths/Abs.js
diff --git a/maths/average_mean.js b/Maths/AverageMean.js
similarity index 100%
rename from maths/average_mean.js
rename to Maths/AverageMean.js
diff --git a/maths/DijkstraSmallestPath.js b/Maths/DijkstraSmallestPath.js
similarity index 100%
rename from maths/DijkstraSmallestPath.js
rename to Maths/DijkstraSmallestPath.js
diff --git a/maths/factorial.js b/Maths/Factorial.js
similarity index 100%
rename from maths/factorial.js
rename to Maths/Factorial.js
diff --git a/maths/Fibonacci.js b/Maths/Fibonacci.js
similarity index 100%
rename from maths/Fibonacci.js
rename to Maths/Fibonacci.js
diff --git a/maths/FindHcf.js b/Maths/FindHcf.js
similarity index 100%
rename from maths/FindHcf.js
rename to Maths/FindHcf.js
diff --git a/maths/find_lcm.js b/Maths/FindLcm.js
similarity index 100%
rename from maths/find_lcm.js
rename to Maths/FindLcm.js
diff --git a/maths/graph.js b/Maths/Graph.js
similarity index 100%
rename from maths/graph.js
rename to Maths/Graph.js
diff --git a/maths/Palindrome.js b/Maths/Palindrome.js
similarity index 100%
rename from maths/Palindrome.js
rename to Maths/Palindrome.js
diff --git a/maths/pascalTriangle.js b/Maths/PascalTriangle.js
similarity index 100%
rename from maths/pascalTriangle.js
rename to Maths/PascalTriangle.js
diff --git a/Search/binarySearch.js b/Search/BinarySearch.js
similarity index 100%
rename from Search/binarySearch.js
rename to Search/BinarySearch.js
diff --git a/Search/jumpSearch.js b/Search/JumpSearch.js
similarity index 100%
rename from Search/jumpSearch.js
rename to Search/JumpSearch.js
diff --git a/Search/linearSearch.js b/Search/LinearSearch.js
similarity index 100%
rename from Search/linearSearch.js
rename to Search/LinearSearch.js
diff --git a/Sorts/bogoSort.js b/Sorts/BogoSort.js
similarity index 100%
rename from Sorts/bogoSort.js
rename to Sorts/BogoSort.js
diff --git a/Sorts/bubblesort.js b/Sorts/BubbleSort.js
similarity index 100%
rename from Sorts/bubblesort.js
rename to Sorts/BubbleSort.js
diff --git a/Sorts/bucketSort.js b/Sorts/BucketSort.js
similarity index 100%
rename from Sorts/bucketSort.js
rename to Sorts/BucketSort.js
diff --git a/Sorts/cocktailShakerSort.js b/Sorts/CocktailShakerSort.js
similarity index 100%
rename from Sorts/cocktailShakerSort.js
rename to Sorts/CocktailShakerSort.js
diff --git a/Sorts/combSort.js b/Sorts/CombSort.js
similarity index 100%
rename from Sorts/combSort.js
rename to Sorts/CombSort.js
diff --git a/Sorts/countingSort.js b/Sorts/CountingSort.js
similarity index 100%
rename from Sorts/countingSort.js
rename to Sorts/CountingSort.js
diff --git a/Sorts/cycleSort.js b/Sorts/CycleSort.js
similarity index 100%
rename from Sorts/cycleSort.js
rename to Sorts/CycleSort.js
diff --git a/Sorts/flashSort.js b/Sorts/FlashSort.js
similarity index 100%
rename from Sorts/flashSort.js
rename to Sorts/FlashSort.js
diff --git a/Sorts/gnomeSort.js b/Sorts/GnomeSort.js
similarity index 100%
rename from Sorts/gnomeSort.js
rename to Sorts/GnomeSort.js
diff --git a/Sorts/heapSort.js b/Sorts/HeapSort.js
similarity index 100%
rename from Sorts/heapSort.js
rename to Sorts/HeapSort.js
diff --git a/Sorts/insertionSort.js b/Sorts/InsertionSort.js
similarity index 100%
rename from Sorts/insertionSort.js
rename to Sorts/InsertionSort.js
diff --git a/Sorts/mergeSort.js b/Sorts/MergeSort.js
similarity index 100%
rename from Sorts/mergeSort.js
rename to Sorts/MergeSort.js
diff --git a/Sorts/quickSort.js b/Sorts/QuickSort.js
similarity index 100%
rename from Sorts/quickSort.js
rename to Sorts/QuickSort.js
diff --git a/Sorts/radixSort.js b/Sorts/RadixSort.js
similarity index 100%
rename from Sorts/radixSort.js
rename to Sorts/RadixSort.js
diff --git a/Sorts/selectionSort.js b/Sorts/SelectionSort.js
similarity index 100%
rename from Sorts/selectionSort.js
rename to Sorts/SelectionSort.js
diff --git a/Sorts/shellSort.js b/Sorts/ShellSort.js
similarity index 100%
rename from Sorts/shellSort.js
rename to Sorts/ShellSort.js
diff --git a/Sorts/wiggleSort.js b/Sorts/WiggleSort.js
similarity index 100%
rename from Sorts/wiggleSort.js
rename to Sorts/WiggleSort.js