Add Nuxt.js Cheatsheet (#6053)

* Add Nuxt.js Cheatsheet

* Sort nuxt.js cheatsheet alphabetically

Co-authored-by: Andrey <>

more/free-programming-cheatsheets.md

@@ -14,6 +14,7 @@
 * [Java](#java)
 * [JavaScript](#javascript)
   * [jQuery](#jquery)
+  * [Nuxt.js](#nuxtjs)
   * [React.js](#reactjs)
   * [Vue.js](#vuejs)
 * [Kubernetes](#kubernetes)
@@ -117,6 +118,11 @@
 * [jQuery CheatSheet](https://htmlcheatsheet.com/jquery/) (HTML)
 
 
+#### Nuxt.js
+
+* [Nuxt.js Essentials Cheatsheet](https://www.vuemastery.com/pdf/Nuxtjs-Cheat-Sheet.pdf) - Vue Mastery (PDF)
+
+
 #### React.js
 
 * [React Cheatsheet](https://www.codecademy.com/learn/react-101/modules/react-101-jsx-u/cheatsheet) - Codecademy (HTML)