Resources

Everything you need to learn, practice, and excel at coding

Documentation

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Learning Tools

Try It Yourself

Write & run HTML, JS, Python

Exercises

Practice with coding exercises

Algorithm Visualizer

See algorithms in action

Code Challenges

Practice coding problems

JavaScript Playground

Interactive JS console

Regex Tester

Test regular expressions

JSON Tools

Format and validate JSON

Inspiration

Career Roadmaps

Plan your coding journey

Project Ideas

Build something amazing

Challenge Problems

Test your skills

Tech Salary Guide

Know your worth

Portfolio Examples

Showcase your work

Start a Coding Business

Turn skills into income

Freelancer Guide

Work independently

Interview Prep

Ace technical interviews

Coding Dictionary

50+ terms explained