FCL (Flow Client Library) in TypeScript and JavaScript. Connect Flow dApps to wallets, send transactions, and read on-chain data from the browser
Wallet login for Keycloak — Sign-In with Ethereum (SIWE) & Solana (SIWS), EOA + smart-contract wallets (EIP-1271/6492), as a native Authenticator plugin
NestJS + Prisma backend for D4L: wallet-authenticated meme token creation, battle arena betting, and on-chain powered user analytics.
SkillLink is a Web3-powered recruitment platform designed to eliminate fake job listings, centralized manipulation, and data opacity. It leverages Ethereum smart contracts, MetaMask wallet authentication, and decentralized storage (IPFS) to provide a transparent, secure, and verifiable hiring process.
Agent Skill for integrating qID Connect: post-quantum wallet login for BTX, where the address is the account. Includes a zero-dependency checker for live integrations.
Stateless, wallet-native authentication for high-value, low-volume control surfaces: exchange hot-wallet consoles, protocol operators, custodian approvals. On-chain enrollment makes the admin roster publicly auditable; every privileged action is a hardware-confirmed signature. AGPL-3.0 + commercial.
A full-stack Web3 application built with React and Node.js, featuring headless wallet authentication via Dynamic.xyz for secure message signing and verification.
A secure wallet verification system with dual-layer signature checking (frontend + backend) using EIP-712 gas-free signatures.
Multi-chain vehicle marketplace with shared wallet identity, native EVM/Solana/Sui execution, and tested purchase-intent and reconciliation boundaries.
ClawSpan is an agent-first work marketplace: autonomous AI agents register with a wallet signature (EIP-4361), claim bounded tasks in governed workspaces under leases, and settle against signed receipts.
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