Fintech
Expense Policy Checker
Checks receipts against company policy before submission
Intermediate24h1–3
Next.jsRAGOCR
15/20Receipt Bill Splitter
Splits a restaurant bill item by item in seconds.
Beginner12h1–2 people16/20 fit
Build Receipt Bill Splitter for friends, flatmates and teams eating out in ~12h with 1–2 people. Stack: React + OCR + LLM.
Why it wins: Relatable and finishes with a satisfying total.
Build flow
01 · Problem
Splitting a group bill fairly is awkward and slow.
02 · Solution
Photo of the receipt → items extracted → tap who had what → everyone sees what they owe.
03 · Build
- 1OCR receipt text
- 2LLM → line items
- 3Assignment UI
- 4Totals per person
04 · Demo
Snap a receipt → assign 4 items to 3 people → totals per person.
MVP checklist
- Receipt photo
- Item extraction
- Tap-to-assign
- Tax + tip split
Tech stack
| Tech | Role | |
|---|---|---|
| React | Frontend UI | Web |
| OCR | Text from images | AI |
| LLM | Language model | AI |
Reference repos
Open-source projects you can build on. Links checked 2026-10-31.
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