Search projects, hackathons, sponsors and tech

    ← All builders

    Cassxbt

    @Cassxbt on GitHub ↗
    Projects
    1
    Winning projects
    0
    Hackathons
    1
    Active
    2026

    Builds in

    AI agents 1Security 1Wallets & UX 1

    Projects

    Refusal.eth

    Deny-by-default spending firewall: prove policy before an agent can sign.

    ens · nextjs · solidity · typescript · viem

    Projects are linked from GitHub commits to each project's repo during its hackathon, so some may be missing or wrong. Prize money is each project's total, shared with teammates. Is this you?