!)</li>
            <li><a href="https://github.com/hodlwave/proof-wallet" title="Proof Wallet" target="_blank" rel="noopener">Proof Wallet</a> (Glacier Fork)</li>
            <li><a href="https://github.com/rustyrussell/bitcoin-storage-guide" title="Bitcoin Storage Guide" target="_blank" rel="noopener">Rusty's Remarkably Unreliable Guide To Bitcoin Storage</a></li>
            <li><a href="https://github.com/BlockchainCommons/SmartCustodyWhitePapers/blob/master/%23SmartCustody-_Simple_Self-Custody_Cold_Sto