ocr-local

Extract text from images using Tesseract.js OCR (100% local, no API key required). Supports Chinese (simplified/traditional) and English.

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Install skill "ocr-local" with this command: npx skills add 15914355527/ocr-local-v2

OCR - Image Text Recognition (Local)

Extract text from images using Tesseract.js. 100% local run, no API key required. Supports Chinese and English.

Quick start

node {baseDir}/scripts/ocr.js /path/to/image.jpg
node {baseDir}/scripts/ocr.js /path/to/image.png --lang chi_sim
node {baseDir}/scripts/ocr.js /path/to/image.jpg --lang chi_tra+eng

Options

  • --lang <langs>: Language codes (default: chi_sim+eng)

    • chi_sim - Simplified Chinese
    • chi_tra - Traditional Chinese
    • eng - English
    • Combine with +: chi_sim+eng

  • --json: Output as JSON instead of plain text

Examples

# Recognize Chinese screenshot
node {baseDir}/scripts/ocr.js screenshot.png

# Recognize English document
node {baseDir}/scripts/ocr.js document.jpg --lang eng

# Mixed Chinese + English
node {baseDir}/scripts/ocr.js mixed.png --lang chi_sim+eng

Notes

  • First run downloads language data (~20MB per language)
  • Subsequent runs are cached locally
  • Works best with clear, high-contrast images
  • For handwritten text, accuracy may vary

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