
FreeCodeCamp offers completely free interactive coding courses and certifications with project-based learning, including online exercises, a live code editor, and real-world projects you can submit. Courses cover:
HTML/CSS, JavaScript, React, Node.jsPython and introductory machine learningIdeal for beginners, career changers, students, and self-taught developers for building fundamentals, creating a project portfolio, or preparing for interviews. Whether starting from scratch or strengthening a specific skill, you can find a structured learning path.