“The root problem with conventional currency is all the trust that's required to make it work.”
— Satoshi Nakamoto, 2009
Free, open-source, non-custodial tools built so you can pass your Bitcoin to your heirs — without custodians, banks, or KYC.
Support the project with Bitcoin
1CqtHmQ8wxFps9kessQwkbs5q6qWKaUZ5CGenerate multisig + timelock addresses using our custom vault.js tool with proper Shamir’s Secret Sharing in a fully air-gapped Tails OS environment.
Divide your seed into multiple encrypted shards using real cryptographic Shamir’s Secret Sharing. No single shard reveals any information.
Define clear conditions and time-locks. Store shards on metal plates in different geographic locations. Your heirs can recover the funds using your detailed recovery instructions.
Our philosophy is strict operational security (opsec). Everything is designed to run fully air-gapped in Tails OS. Private keys never touch the internet. We use proper Shamir’s Secret Sharing and strong encryption.
DISCLAIMER: BTCGuardiansHQ provides open-source tools for educational and personal use. We are not financial advisors. You are fully responsible for your own keys and funds. Use at your own risk. No liability is accepted for any loss.