Code

An introduction to the intellectual enterprises of computer science and the art of programming.

Learn about mobile app development with React Native, a popular framework maintained by Facebook that enables cross-platform native apps using JavaScript without Java or Swift.

Learn the concepts and techniques that make up the foundation of data science and machine learning.

An introduction to databases using a language called SQL.

An introduction to cybersecurity for technical and non-technical audiences alike.

Learn to use machine learning in Python in this introductory course on artificial intelligence.

This course picks up where CS50 leaves off, diving more deeply into the design and implementation of web apps with Python, JavaScript, and SQL using frameworks like Django, React, and Bootstrap.

An introduction to programming using Python, a popular language for general-purpose programming, data science, web programming, and more.

VulnHub provides materials allowing anyone to gain practical hands-on experience with digital security, computer applications and network administration tasks.

Root Me is a platform for everyone to test and improve knowledge in computer security and hacking.

HackThisSite.org is a free, safe and legal training ground for hackers to test and expand their ethical hacking skills with challenges, CTFs, and more.

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TryHackMe is a free online platform for learning cyber security, using hands-on exercises and labs, all through your browser!

Hacker101 is a free class for web security. Whether you’re a programmer with an interest in bug bounties or a seasoned security professional, Hacker101 has something to teach you.

From beginners to experts, this is where hackers level up! Join today and learn how to hack.

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Learn the technical skills to get the job you want. Join over 50 million people choosing Codecademy to start a new career (or advance in their current one).

The Odin Project empowers aspiring web developers to learn together for free

Fórmate gratis como Desarrollador FullStack, BackEnd o FrontEnd y encuentra trabajo. Sin compromiso y a tu ritmo.

Aprende a programar aplicaciones móviles, páginas web o a programar en un nuevo lenguaje de programación

Discover thousands of offerings — from free courses to full degrees — delivered by world-class partners like Harvard, Google, Amazon and more.

Learn to Code — For Free