freeCodeCamp
Learn to code — for free, forever.
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Learn to Code for Free
A complete path from first line to hireable — curricula, references, practice, and roadmaps that cost nothing.
The Odin Project
The open-source coding curriculum.
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MDN Web Docs
The web's technical reference.
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Exercism
Code practice with human mentoring.
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CS50
Harvard's legendary intro to CS.
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roadmap.sh
Developer career roadmaps.
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