**Microsoft Office Document Imaging
Microsoft Office Document Imaging OCR辨識引擎能讓您輕鬆將實體文件數位化且存成Office文件。
**Google Docs
Google Docs OCR辨識引擎能讓您輕鬆將實體文件數位化且存成Office文件。
**Free OCR
http://www.free-ocr.com/
**Free Online OCR
http://www.onlineocr.net/
**Free Online OCR
Convert JPEG, PNG, GIF, BMP, TIFF, PDF, DjVu to Text.
http://www.newocr.com/
**SimpleOCR
SimpleOCR is a free OCR application and royalty-free API for converting scanned images to editable formats
