What are some important javascript library i need if i want to become excellent at javascript

Answer 1

Ah damn lol, someone took http://vanilla-js.com/ already.... but yeah that's the best framework ;-)

Answer 2

List of libraries JavaScript
https://developers.google.com/speed/libraries/

Answer 3

I definitely suggest Typescript, because it forces you to follow type enforcing guidelines. Maybe doesn't make you a professional javascript developer, but overall enhances your programming experience. Would suggest using it together with all the frameworks too.