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codecrafters-io/build-your-own-x
Master programming by recreating your favorite technologies from scratch.
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https://codecrafters.io ↗Sourced from GitHub · Updated September 6, 2026
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Common questions
What is codecrafters-io/build-your-own-x?
Master programming by recreating your favorite technologies from scratch.
What license does codecrafters-io/build-your-own-x use?
codecrafters-io/build-your-own-x does not specify a license.
How popular is codecrafters-io/build-your-own-x?
codecrafters-io/build-your-own-x has 545.6k stars and 51.4k forks on GitHub, with 639 open issues.
Is codecrafters-io/build-your-own-x actively maintained?
The last push to codecrafters-io/build-your-own-x was July 14, 2026.