-PaperScan Imaging core in now GdPicture.NET 8.X.
- Better AutoDeskew & AutoCrop engine.
-Improvement of the OCR engine, better speed and better accuracy.
-Added support for encrypted PDF (read & write).
-New set of options to control output JPEG image quality & progressive encoding mode.
-New options to control PDF output encryption.
-User interface options are now persistent. For example, the application will remember all options selected for batch image processing and scanner configuration.
-Battery of minor bug fixes.
Official change log: http://www.orpalis.com/products/paperscan/history/