Document Scanner — OpenClaw Plugin

Scan and enhance document photos using the PDFAPIHub API. Turn phone photos into clean, professional scans.

Features

• Edge Detection — Auto-detect document boundaries
• Perspective Correction — Top-down view from angled photos
• Enhancement — Auto brightness, contrast, denoising, sharpening
• Color Modes — B&W (best for text), grayscale, enhanced color
• PDF Output — Single-page PDF directly from a photo
• Quick Presets — One-command B&W scan, PDF scan, color scan
• DPI Control — 72-600 DPI output
• Document Comparison — Visual similarity scoring

Tools

| scan_document | Full-featured scan | scan_to_bw | Quick B&W preset | | scan_to_pdf | Quick scan → PDF | scan_color | Quick color preset | | compare_scans | Visual similarity check |

Installation

openclaw plugins install clawhub:scan-document

Use Cases

• Mobile Scanning — Turn phone photos into professional scans
• Receipt Digitization — Clean up receipts for expense management
• ID Processing — Enhance photos of IDs and passports
• Whiteboard Capture — Convert whiteboard photos to readable images
• Pre-OCR Enhancement — Clean up images before running OCR
• Note Digitization — Scan handwritten notes with perspective correction

License

MIT