Fintech
Email Receipts to Ledger
Automatically turn purchase receipts in email into bookkeeping entries
Intermediate14h1–2
Gmail APILLMPostgres
17/20#receipts hackathon ideas
6 ideas across 3 categories · 3 beginner · 3 intermediate · 0 advanced. Sorted by judging fit (editorial estimate).
Ideas tagged receipts
Climate
Receipt Carbon Estimator
Shows the carbon impact of everyday purchases
Intermediate36h2–3Next.jsOCRLLM16/20Fintech
Receipt Bill Splitter
Splits a restaurant bill item by item in seconds
Beginner12h1–2ReactOCRLLM16/20Collect donation receipts and get a year-end tax summary
Beginner8h1Vision LLMNext.jsPDF16/20Fintech
Expense Policy Checker
Checks receipts against company policy before submission
Intermediate24h1–3Next.jsRAGOCR15/20Productivity
Smart Expense Tracker
Shows exactly where money goes with almost no manual work
Beginner12h1–2ReactOCR APICharts14/20