Simple Scan, NAPS2, Image Capture, XSane, WinScan2PDF, gscan2pdf, iCopy Free Photocopier, fiScanner, ScanDrop, Windows Fax and Scan, SilverFast, Skanlite, SwingSane, FreeKapture, PaperScan, Scanitto Pro, Mopria Scan, Softi Scan to PDF, Smart OCR, AXPDF Scan to PDF Converter, Flegita, MetaDMS Scan Software are some alternatives to VueScan.