Mastering Bitcoin
Andreas Antonopoulos's CC BY-SA 4.0 book on Bitcoin's protocol, transactions, scripts, and signatures — paired with runnable JavaScript exercises built on bitcoinjs-lib for hands-on key generation, address derivation, transaction crafting, and script construction.
- JavaScript
- 87 lessons
- ~17 hours
- Free
- by Andreas M. Antonopoulos with David A. Harding
Learn JavaScript for free on Libre Academy with the Mastering Bitcoin course: 87 interactive lessons you complete by writing real code in a built-in editor, graded instantly by hidden tests. No paywall, no sign-up — it runs in your browser and the free desktop app.
What you get
- Hands-on lessons with a real editor and instant, test-graded feedback.
- Free and open source — no account required to start.
- Runs in your browser, and offline in the free desktop app.
- JavaScript runs in your browser.
What's inside
- Bitcoin Fundamentals
- Keys and Addresses
- Transactions
- Scripts and Signatures
- Network and Mining
- Applications and Security
- SegWit
- Taproot