
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 from scanners or built-in mobile cameras in all common web browsers, edit the scanned images and save them to a local/server file system or document repository.
Scan and Capture
Scan documents from document scanners in popular desktop browsers or capture images from mobile browsers.
Learn More ›View and Edit
Supports image editing features such as rotate, crop, mirror, contrast, brightness, and more.
Learn More ›Export and Upload
Supports various file formats, transfer protocols, and file systems for saves to local or network repositories.
Learn More ›Support mainstream browsers on Windows, macOS, Linux and Mobile
Edition and Technology | Client-side OS | Client-side Browsers | Server-side OS |
Windows Edition TWAIN scanner APIs; HTML5 & ActiveX |
Windows 7/8/2008/2012/2016 and 10; 32-bit and 64-bit |
Firefox v61+ Chrome v68+ Internet Explorer 9+ Microsoft Edge |
All, including |
Mac Edition TWAIN and ICA scanner APIs; HTML5 |
OS X 10.6.8+ |
Firefox v61+ Chrome v68+ Safari v7+ |
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Linux Edition SANE scanner APIs; HTML5 |
Ubuntu 12.0.4+, Debian 8+, Fedora 24+, mint 18.3; 64-bit |
Firefox v61+ Chrome v68+ |
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Android Edition Mobile cameras; HTML5; WASM |
Android 8+ |
Firefox v61+ Chrome v68+ |
|
iOS Edition Mobile cameras; HTML5; WASM |
iOS 12+, iPadOS 12+ |
Chrome v68+ Safari v13.1+ |
Easy 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

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
- Numerous other security mechanisms.

High Volume Scanning and More
Leverage powerful SDK features with customization capabilities to rapidly deploy enterprise-grade document scanning.
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All time-consuming APIs can be called asynchronously
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Built-in blank page detection, skew angle detection, etc.
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Built-in triggerable procedural events to streamline business workflow
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Built-in multiple compression algorithms, such as JPEG encoding for TIFF, to significantly reduce the file size
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64-bit service available to handle large data with high performance
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Proprietary Disk Caching mechanism which enables unlimited document scanning in one session
See It in Action
Try our own advanced document capture online demo now, then download our 30-day free trial.
Try our Online DemoPowerful 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.
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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 ›
Featured Content
Web TWAIN Security Features
In this article, we will go through the security features at the heart of the trust Dynamsoft customers have for Dynamic Web TWAIN.
Download the PDF›10 Rules for Evaluating Web TWAIN Components
This whitepaper is for software developers building web applications that acquire images from TWAIN-compatible devices through web browsers.
Read More›Web TWAIN Highlights
Dynamic Web TWAIN is a mature, stable product compared with other similar products in the market. The SDK was first released in 2003.
Read More >