BITCOIN BUILDERS, THIS ONE'S FOR YOU 🫵

We've teamed up with Bitmaker to bring open-source contributors a hardware badge you KEEP!

🤝 Share your npub & Lightning address
🔐 Generate seeds & check entropy
⛏️ Mine Bitcoin

Have merged work on an eligible project? Apply for your FREE pass, then add the badge with a €60 donation 👉 https://www.bitcoin.amsterdam/opensource