Product Overview
Document Scanning SDK to Rapidly Deploy Your Web Applications
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
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 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

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.

See It in Action
Try our own advanced document capture online demo now, then download our 30-day free trial.
Try our online DemoEasy Integration
Client-Side
Angular, JavaScript, jQuery, VBScript, HTML5, HTML, etc. Compatible with any JavaScript framework (AngularJS, ReactJS, Node.js, Vue.js)
Server-Side
Nginx, IIS, Tomcat, Apache, ASP.NET (C#/VB.NET),
PHP, JSP, ASP, and more

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

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 >