Building privacy-preserving tools for Zcash. Wallets, sync engines, FROST multisig, and shielded transaction infrastructure.
A next-generation shielded wallet for Zcash — the successor to ywallet. Built with Rust and Flutter for speed and privacy.
View on GitHub →Creator of ywallet (zwallet) and Zkool — light shielded wallets with compact block sync and privacy-first design.
Designed the warp protocol for fast Zcash block synchronization, enabling near-instant wallet restore from seed.
Implementing threshold signatures (FROST) and multi-signature workflows for Zcash, enabling collaborative transaction signing.
Built a complete coin-voting system on Zcash — on-chain vote creation, auditing, and tally with shielded transactions.
Zcash Ledger app for hardware wallet support, enabling cold storage of shielded funds on Nano S/X devices.
Zcash payment integration for BTCPay Server, enabling merchants to accept shielded ZEC payments.