#data hackathon ideas

3 ideas across 2 categories · 1 beginner · 2 intermediate · 0 advanced. Sorted by judging fit (editorial estimate).

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Web3
Crypto Tax Transaction CSV
Turn wallet history into a clean CSV with cost basis
Intermediate14h1–2
ViemPythonNext.js
17/20
EdTech
SQL Playground with Real Datasets
Practise SQL on real datasets right in the browser
Beginner10h1
DuckDBNext.js
17/20
Web3
Mini Contract Event Indexer
Index a contract's events into SQL in minutes
Intermediate16h1–2
ViemDuckDBNode.js
16/20

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