Find and revoke old unlimited token approvals
Intermediate12h1–2
ViemWagmiNext.js
17/20#tokens hackathon ideas
3 ideas across 1 category · 1 beginner · 2 intermediate · 0 advanced. Sorted by judging fit (editorial estimate).
Ideas tagged tokens
Prove a carbon credit was retired once and only once
Intermediate16h2–3SolidityOpenZeppelinNext.js17/20Shared loyalty points that work across neighbourhood stores
Beginner10h1–2SolidityOpenZeppelinNext.js17/20