btcd
A Bitcoin full-node implementation written in Go.
Developer tools & open source
Public crypto repository written primarily in Python.
Coldcard/firmware is a public GitHub repository with Python as its primary reported language. GitHub reports 778 stars and 227 forks at the latest snapshot. Its topics include bitcoin, bitcoin-wallet, cryptocurrency, cryptography, security. Read the repository documentation, license and current issues before using the software.
❄️ Firmware and simulator for Coldcard Hardware Wallet
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