News: Dynamic Web TWAIN 17.2.5 released on 03/29/2022. Release notes >

Product Overview

Document Scanning SDK to Rapidly Deploy Your Web Applications

Barcode Scan SDK
Case Studies
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Reliable Browser-Based Document Scanning SDK

Dynamic Web TWAIN is a browser-based document scanning SDK specifically designed for web applications. With just a few lines of JavaScript code, you can develop robust applications to scan documents in all common web browsers.

Scan Documents from Various Devices

Supported Browsers: Firefox, Chrome, Internet Explorer, Edge, and Safari on Windows, macOS, Linux, iOS, and Android.

Enterprise-grade Document Scanning Mobile Web Capture Powerful and Customizable Features
Barcode Scan SDK

Enterprise-grade Document Scanning

Scan Tens of Thousands of Pages in One Session

  • Proprietary Disk Caching mechanism which enables unlimited document scanning in one session
  • 64-bit service available to handle large data with high performance

High Speed Document Scanning

  • All time-consuming APIs can be called asynchronously
  • Built-in triggerable procedural events to streamline business workflow
mobile web capture

Mobile Web Capture for iOS and Android

Seamless Transition to Mobile Document Scanning

  • Add one line of code to create a consistent document scanning experience from desktop to mobile browsers
  • Ready to use UI for image capture and editing, save as multiple image formats, secure server upload on iOS and Android devices
  • Zero footprint. End users don’t need to install anything
  • Automatic document border detection and crop

More on mobile document scanning >

Barcode Scan SDK

Powerful and Customizable Features

Built-in Viewer and Editing Features

  • Customizable image viewer with cross browser support
  • Built-in UI to support advanced features like text annotation, zooming, de-skewing, and more

Export and Upload

  • Multiple built-in compression algorithms, such as JPEG encoding for TIFF, to significantly reduce the file size
  • Supports various file formats, transfer protocols, and file systems for saves to local or network repositories
  • Supports chunked uploading and behind the scenes and multi-thread uploading when the data size is large

A Host of Strong Security Features

To ensure your data is safe, Dynamic Web TWAIN offers:

  • Built-in HTTPS support with configurable SSL certificate
  • Digital signature
  • Data encryption
  • Authorization required for accessing local files
  • All cached data will be deleted upon unexpected SDK closures
  • And at least a dozen other security mechanisms.
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Strong Security

See It in Action

Try our own advanced document capture online demo now, then download our 30-day free trial.

Try our online Demo
Easy Integration

Easy Integration


Angular, JavaScript, jQuery, VBScript, HTML5, HTML, etc. Compatible with any JavaScript framework (AngularJS, ReactJS, Node.js, Vue.js)


Nginx, IIS, Tomcat, Apache, ASP.NET (C#/VB.NET),
PHP, JSP, ASP, and more

Easy Integration

Easy End-User Distribution

  • X-Copy deployment — no on-server installation needed
  • Supports cookie and session integration for HTTP image uploading
  • MSI installer available for IT managers to do batch installations for an entire network
Easy End-user Distribution

Powerful Add-Ons to Meet All Image Capture Needs

Easily integrate essential add-ons as your document management needs grow or future-proof your application now.

  • Barcode Reader

    Industrial-grade scanning for popular 1D and 2D barcodes

    Learn More >
  • Webcam Capture

    Capture images from video streams of DirectShow-compatible webcams

    Learn More >
  • PDF Rasterizer

    Conveniently convert the text in PDF files to image files

    Learn More >
  • OCR Recognition

    Recognize text in images to make it editable and save the output as a PDF, text file or string.

    Learn More >