Learn to Code

With the world's largest web developer site.

Not Sure Where To Begin?

HTML

The language for building web pages

Learn HTML Video Tutorial HTML Reference Get Certified

CSS

The language for building web pages

Learn CSS CSS Reference Get Certified

JavaScript

The language for programming web pages

Learn JavaScript JavaScript Reference Get Certified

PYTHON

A popular programming language

Learn Python Python Reference Get Certified

SQL

A Language for accessing databases

Learn SQL SQL Reference Get Certified

PHP

A Web Server programming language

Learn PHP

jQuery

A JS library for developing web pages

Learn jQuery

Java

A programming language

Learn Java

C++

A programming language

Learn C++

W3.CSS

A CSS framework for faster and better responsive web pages

Learn W3.CSS

Bootstrap

A CSS framework for designing better web pages

Learn Bootstrap

C

C#

R

Kotlin

Node js

React

JSON

AngularJS

MySQL

XML

Sass

Icons

RWD

Graphics

SVG

Canvas

Raspberry Pi

Cyber Security

Colors

Git

Matplotlib

NumPy

Pandas

SciPy

ASP

Accessibility

AppML

Go

TypeScript

Django

MongoDB

Statistics

Data Science

Typing Speed

Exel

Google Sheets

Machine Learning

Artificial Intelligence

Code Editor

With our online code editor, you can edit code and view the result in your browser


W3Schools Spaces

Build your own website with W3Schools Spaces


Get Started for Free

Color Picker

W3Schools famous color picker

Code Game

Help the Lynx collect pine cones!

Play Game

Exercises and Quizzes

Test your skills!


Web Templates

Browse our selection of free responsive HTML Templates

BROWSE TEMPLATES

Kickstart your career

Get certified by completing a course

Get started

How To Section

Code snippets for HTML, CSS and JavaScript

For example, how to create a slideshow: