Add 'Notepad++' to text editors

README.md

@@ -450,6 +450,7 @@ Only main chapters:
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://www.sublimetext.com/3"><b>Sublime Text</b></a> - is a lightweight, cross-platform code editor known for its speed, ease of use.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://code.visualstudio.com/"><b>Visual Studio Code</b></a> - an open-source and free source code editor developed by Microsoft.<br>
 &nbsp;&nbsp;:small_orange_diamond: <a href="https://atom.io/"><b>Atom</b></a> - a hackable text editor for the 21st Century.<br>
+&nbsp;&nbsp;:small_orange_diamond: <a href="https://notepad-plus-plus.org/"><b>Notepad++</b></a> - a lightweight and open source editor that supports many programming languages' syntax.<br>
 </p>
 
 #### Web Tools &nbsp;[<sup>[TOC]</sup>](#anger-table-of-contents)