#data cleaning hackathon ideas

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

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AI Agents
Spreadsheet Cleanup Agent
The agent fixes messy spreadsheets and shows every change before applying it
Beginner10h1–2
LLMDuckDBNext.js
17/20
Fintech
Bank Statement PDF to CSV
Convert bank statement PDFs into clean CSV in seconds
Intermediate14h1
PDF.jsPythonNext.js
17/20
AI
PDF Tables to Clean CSV
Extract tables from messy PDFs into clean, checked CSV files
Intermediate14h1–2
MarkItDownPythonLLM
16/20

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