What are libraries to learn after completing Javascript?

Question

What are the libraries that someone should learn after completing JavaScript lesson?

Answer 1

You should go for jQuery because it's a very rich library and easy to use.

Answer 2

@Armen
React and angular js are javascript frameworks not libraries.

Answer 3

If you want to be a Web developer than you can learn
For front end : HTML , CSS JAVASCRIPT
For back end : SQL or PHP
Edited : Or you can learn jquery as a very rich javascript library