README.md

metadata

title: PDF Field Detector
emoji: 📋
colorFrom: blue
colorTo: green
sdk: docker
pinned: false

PDF Field Detector

FastAPI service that detects form fields in PDFs.

• AcroForm PDFs: extracts native widget positions
• Flat vector PDFs: mines drawing layer for checkboxes, underlines, rectangles
• Scanned/image PDFs: returns needs_ml signal for FFDNet fallback

API

POST /detect — multipart form upload, returns JSON with field boxes as fractions 0..1.