1. freeCodeCamp
freeCodeCamp is a nonprofit platform offering over 3,000 hours of interactive coding lessons and real-world projects. It covers topics like HTML, CSS, JavaScript, Python, React, and more. Learners can earn certifications and even contribute to open-source projects for nonprofits.
2. Codecademy
Codecademy provides interactive, browser-based coding lessons across various languages, including Python, JavaScript, and C++. While it offers both free and paid plans, the free tier includes foundational courses suitable for beginners.
3. The Odin Project
The Odin Project offers a full-stack web development curriculum, covering HTML, CSS, JavaScript, Git, Node.js, and more. It’s entirely free and emphasizes hands-on projects to build a strong portfolio.
4. Khan Academy
Khan Academy provides beginner-friendly programming tutorials, including JavaScript, HTML/CSS, and SQL. Its interactive lessons and visualizations make complex concepts easier to grasp.
5. Sololearn
Sololearn offers concise, interactive coding lessons in languages like Python, Java, and C++. Its mobile-friendly platform is ideal for learning on the go, and it includes a built-in code editor for practice.
