Celebrating

25 years of JavaScript

librariesand counting...

25 free courses for #JavaScript25

To celebrate one of the most popular languages in the world, we're making five of our expert-authored JavaScript courses free every week in December.

Week 1

12.1 - 12.7

  • JavaScript Getting Started
  • JavaScript Syntax and Operators
  • JavaScript Variables and Types
  • JavaScript Arrays and Collections
  • JavaScript Proxies and Reflection
Week 2

12.8 - 12.14

  • JavaScript Generators and Iterators
  • JavaScript Modules
  • JavaScript Objects, Classes, and Prototypes
  • JavaScript Functions
  • JavaScript Promises and Async Programming
Week 3

12.15 - 12.21

  • JavaScript Security: Best Practices
  • JavaScript REST APIs: Getting Started
  • Building a JavaScript Development Environment
  • Working with JavaScript Modules
  • Cypress: End-to-end JavaScript Testing
Week 4

12.22 - 12.28

  • RxJS in Angular: Reactive Development
  • Learning Angular from Scratch
  • Angular Patterns & Best Practices
  • Creating a Living Style Guide with Sass and Vanilla JavaScript
  • Uploading Files with a JavaScript REST API
Week 5

12.29 - 1.4

  • HTML, CSS, and JavaScript: The Big Picture
  • Developing JavaScript Single Page Applications Protected by Azure Active Directory
  • Using React Hooks
  • React: The Big Picture
  • Designing React Components

Celebrate with these events

on demand

JS meditation session

Breathe in. Breathe out. Turn your JavaScript frustrations into 3 minutes of Zen.

Dec

1-11

Show off your JavaScript skills!

Measure your JS skills for free in just 10 minutes. Tweet your results with #JavaScript25, and we'll send you an awesome JS sticker pack.

Dec

10

Live build with Cassidy Williams

Join Cassidy as she does a live build to celebrate JavaScript's 25th birthday. Warning: There might be cake.

Dec

17

Panel: The state of JavaScript

Join some of the most influential minds in JavaScript for a live discussion on what the future holds for the language.

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Know where your skills stand

Just how popular is JavaScript really?

Celebrate #JavaScript25 with stronger skills