Merge pull request #1939 from margarita2104/hotkey-cheatsheet

Update README.md

README.md

@@ -236,6 +236,7 @@ When learning CS, there are some useful sites you must know to get always inform
 - [Devicons](http://vorillaz.github.io/devicons/#/main) : Cheatsheet for devs icons
 - [Diagrams.net](https://app.diagrams.net/) : Drawing tools to make design and uml easily. Old draw.io
 - [FreeFor.Dev](https://free-for.dev/#/) : A huge list of free resources and tools
+- [Hotkey Cheatsheet](https://hotkeycheatsheet.com) : A comprehensive hotkey cheatsheet for popular software and applications
 - [Imgur](https://imgur.com/) : Online image sharing and image hosting service.
 - [Kody Tools](https://www.kodytools.com/dev-tools): 100+ dev tools including code converters, formatters, and minifiers.
 - [Pyrexp](https://pythonium.net/regex) : Online regex tester and visualizer for Python.