Dynamic Web TWAIN is a web-based TWAIN scanning software development kit designed for optimized scanning, editing, and uploading of images using TWAIN compatible devices. It allows control of device drivers in web pages and direct image transfer to servers or databases via the user-friendly TWAIN control.

With Dynamic Web TWAIN, you can acquire images from any TWAIN compatible device, such as scanners or cameras, and edit them before uploading them to a file system or database on web servers. And the best part? Dynamic Web TWAIN works on all mainstream browsers!
Its ActiveX Edition works specifically with Microsoft Internet Explorer, while the Plug-in Edition is compatible with Firefox, Chrome, Safari, Opera, and other web browsers. Dynamic Web TWAIN is packed with features specifically designed for web scanning, including uploading and downloading images through FTP or HTTP(S) protocol, cookie and session integration, and downloading from HTTP stream.
The interface of Dynamic Web TWAIN is carefully designed to be lightweight and easy-to-use, yet still extremely powerful. You can typically complete your TWAIN scanning job in just a few lines of code. This software is also compatible with TWAIN specification V1.9, with built-in TIFF, JPEG, PNG, and PDF encoder and decoder.
Overall, Dynamic Web TWAIN is an impressive software, loaded with features perfectly suited for web scanning needs.
Version 15.2: Added 64bit support to macOS. Expanded the method startScan from Windows to macOS & Linux.
Version 15.1: Added 64bit support to macOS. Expanded the method startScan from Windows to macOS & Linux.
Version 12.2:
Improved the SSL certificate by updating the signature algorithm to SHA256.
Improved the Web TWAIN service to handle the new certificate。
Version 12.1: Added Linux Edition
Version 12.0: API authorization. Server-side document scanning.
Version 11.3.2:
Added the feature to automatically create a dump file for debugging purposes when the scanning service crashes
Added official support for OCR Professional
Version 11.3:
Added IsTextBasedPDF API to the PDF rasterizer to determine whether a PDF is text-based
Added support for reading binary barcode and returning the result as a base64 string
Version 11.2:
Added PDF Rasterizer Add-on to convert text PDF files to images.
Added DataMatrix Reader add-on to read data matrix code from an image.
Added PDF 417 reader add-on to read PDF 417 code from an image.
Added CloseWorkingProcess method to close the current HTML5 scanning process.
Version 11.1:
[HTML5 Edition] Added support for Microsoft Edge browser
[Windows Edition] Added QR Code Reader Add-on
[Mac Edition] Added Webcam Addon
[Mac Edition] Added 1D Barcode Reader Add-on
[Mac Edition] Added QR Code Reader Add-on
Version 11.0:
Added HTML5 support for Safari v7+, Chrome v27+ and Firefox v27+ on Mac OS X 10.6 or later.
Added HTML5 support for Internet Explorer 10 and 11.
Improved 1D Barcode Reader Add-on to support reading CodeBar, Code_93, EAN_8, EAN_13, ITF, UPC_A, UPC_E.
Improved performance of built-in image viewer.