About CyberCodeLab

CyberCodeLab is a growing collection of 60+ free developer tools and hands-on tutorials. Our tools run in your browser wherever possible — text, images and passwords are processed locally and never uploaded — and every programming tutorial comes with a live editor so you can practise as you read. The few network tools that must query public services (like DNS and WHOIS lookups) say so clearly on the page.

What we build

• Tools — practical utilities for developers, writers and students: formatters, converters, generators, hash and network utilities, calculators and SEO tools, with more added regularly.
• Tutorials — step-by-step guides on web development and practical, defensive cybersecurity.
• Blog — honest takes on tools, learning to code and staying safe online.

Our principles

• Free to use, no signup walls.
• Client-side first: process data in the browser wherever possible.
• Learn by doing: theory is always paired with practice.

Have a suggestion or found a bug? Get in touch.