Dynamic Web TWAIN is a browser-based document-scanning SDK for web applications that control TWAIN, WIA, ICA, SANE and eSCL scanners.
Alternatives to GNOME Document Scanner
Brother iPrint&Scan lets supported mobile devices print from and scan to a Brother machine over a wireless network without a computer.
NAPS2 is free, open-source software for scanning documents and saving them as PDF, TIFF, JPEG, or PNG.
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PaperScan
PaperScan is a Windows application for document scanning through TWAIN and WIA, with an OCR engine for creating searchable text.
Free planWindows7.4$79 one-time - 5
Avidemux
Free planOpen sourceWebLinuxmacOSWindows7.3Free plan - 6

bcWebCam
bcWebCam uses a Windows PC webcam to read EAN barcodes and QR codes, then enters the result into another application.
Free planWindows7.2€4,989 one-time - 7
SilverFast
SilverFast is scanner and digital imaging software for digitizing photos, slides, negatives, and Kodachromes.
iOSmacOSWindows7.2$49 one-time - 8
Scanbot Barcode Scanner SDK
Scanbot Barcode Scanner SDK lets developers add camera-based barcode scanning to mobile apps and websites.
AndroidiOSWebLinux6.8From $2,500 a year - 9
ExactScan
ExactScan is a document-scanning application for scanning, sorting, filing, and archiving paperwork in a paperless office workflow.
LinuxmacOSWindows6.5€80 one-time - 10
VueScan
VueScan is scanning software for documents, photos, film, and slides, designed to replace scanner software.
LinuxmacOSWindows6.4From £25.45 a year - 11
XSane
XSane is a free graphical program for accessing scanners and other image acquisition devices through the SANE interface.
Free planLinuxWindows6.4Free plan - 12
Scanitto Pro
Scanitto Pro is Windows scanner software with OCR for creating editable and searchable document copies.
Windows6.2$29.95 one-time - 13
ScanSpeeder
ScanSpeeder is Windows software for scanning several photographs together and saving each as an individual image file.
Windows6.2$29.95 one-time - 14
Epson Scan 2
Epson Scan 2 is scanning software for Epson scanners and multifunction printers.
Free planLinuxmacOSWindows6.1Free plan - 15
KODAK Capture Pro Software
KODAK Capture Pro Software converts large volumes of scanned paper documents into information for business processes.
Free planAPISelf-hostedWindows6.1Free plan - 16
PaperStream Capture
PaperStream Capture is Windows software for digitizing and organizing business documents through scanning workflows.
Free planWindows6.0Free plan - 17
iCopy - Free Photocopier
iCopy - Free Photocopier is a Windows application that combines a scanner and printer for making copies or saving scans as image or PDF files.
Free planWindows5.9Free plan - 18
Skanlite
Skanlite is a free Linux image-scanning application optimized for flatbed scanners.
Free planLinux5.9Free plan - 19
Skanpage
Skanpage is a free Linux application for scanning multi-page documents, as well as single-page documents and images.
Free planLinux5.6Free plan - 20
XSane
XSane is a graphical frontend for scanners with color management and image enhancement tools.
LinuxWindows5.6 - 21
Quick Scan
Quick Scan is a free Windows application that scans images from WIA-compatible scanners and saves them automatically.
Windows5.5
