karpathy/cryptos

Pure Python from-scratch zero-dependency implementation of Bitcoin for educational purposes

Stars: 1.9k
Forks: 329
Open beginner issues: 0
Indexed issues: 2

Dominant language: Jupyter Notebook
License: No license data
Last GitHub push: Jun 21, 2021
Latest indexed: Sep 18, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

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2 open issues indexed

? problem with message = tx.encode(sig_index = 0) Open

karpathy/cryptos#3 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026
Is this project is dead? Open

karpathy/cryptos#4 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 18, 2026

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