codecrafters-io/build-your-own-x

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Why this repo matters

Curated collection of step-by-step guides for rebuilding complex technologies like databases, interpreters, and network stacks from scratch.
Sustained high growth with over four thousand stars gained weekly indicates strong ongoing developer interest in foundational learning.
Covers diverse domains including AI, distributed systems, and graphics using multiple programming languages for comprehensive technical skill development.

Key Metrics

Stars: 547.5k
Forks: 51.5k
Open Issues: 642
Stars (7d delta): 0
Stars (30d delta): 2.9k

Scores & Metadata

Trend Velocity Score: 0.00
Opportunity Score: 25.00
Confidence Score: 100.00
Language: Markdown
First Seen: 2 months ago

Star History

547.5k stars+13.2k over 13 snapshots8/2/2026 – 9/15/2026

Links & Sources

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