Experimental project to explore ESP32-P4 as a C-based, air-gapped Bitcoin signer

Open-source, airgapped hardware signer for Bitcoin

Kendryte K230 SDK

Desktop Bitcoin Wallet focused on security and privacy. Free and open source.

Open source ASIC Bitcoin miner hardware

Han: ANother SOLOminer

Open-source signing device firmware for Bitcoin

A Python library for Nostr

Open-source signing device firmware for Bitcoin

Jade hardware wallet