Online References

1. MDN: JavaScript referencethe JavaScript reference serves as a repository of facts about the JavaScript language. The entire language is described here in detail.

Blogs/News

1. 2ality – JavaScript and moreDr. Axel Rauschmayer blog about JavaScript, web development and mobile computing and more
2. stateofjs.comBy collecting data from thousands of developers, the annual State of JavaScript survey is able to identify current and upcoming trends in the ecosystem
3. Mozilla Hacks – the Web developer blog

Inspirational

1. Douglas Crockford
2. Axel Rauschmayer @twitter
3. getify(Kyle Simpson) @twitter
4. Rich Harris - Rethinking reactivity

youtube channels

1. This Dot Media - the youtube channel of This Dot Media
2. NDC ConferencesNDC is one of the world's largest independent software conferences covering pretty much everything you need to know within software development.

Free JavaScript books

1. You Don't Know JS (book series)by Kyle Simpson
2. JavaScript books by Dr. Axel Rauschmayerjust a must reed :) free books collection
3. Learning JavaScript Design Patterns a free book from Addy Osmani
4. Eloquent JavaScriptthe famous book from Marijn Haverbeke, available free to read online
5. JSbooksbig collection of mostly free JavaScript books

Exercises, Quizes

1. jsisweird.comQuiz on "weird" (quirky) JS syntax
2. JavaScript - Exercises, Practice, Solution @w3resource.com

JS Basics Course Topics

1. JS_BasicSyntax
2. JS_Arrays
3. JS_Functions
4. JS_Objects
5. JS_BuiltInObjects
6. DOM
7. Events
8. JS_StylingElements

JSON

• JSONPlaceholderfake Online REST API for Testing and Prototyping
• jsonblob.comJSON Blob was created to help parallelize client/server development.
• myjson.comA simple JSON store for your web or mobile app

React.js

• React Developer Toolsa Facebook's Chrome Extension