Dynamsoft OnlineDemo
Document Scanning

This online demo application (JavaScript + ASP.NET-C#) shows how to use the Dynamic Web TWAIN SDK to control any TWAIN compatible scanners in a web page.

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Capture from Scanner & Webcam

This online demo application (JavaScript + ASP.NET-C#) shows how to use the Dynamsoft SDK
in a web page to capture images, edit and then upload to web servers.

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OCR (text recognition)

The sample demonstrates how to load a local PDF or image file,
upload it to server and then perform server-side OCR.

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Read Barcode from Scanners

The online demo allows fast and robust barcode recognition from scanned documents.

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Read Barcode from Images ›

Read barcode from scanners online - 1D,
QRCode, DataMatrix and PDF417

Related products: Dynamic Web TWAIN Dynamsoft Barcode Reader
Acquire Images
Select Source:
Why is my scanner not shown or not responding in the browser?
Pixel Type:
We suggest choosing resolution higher than 800x600 for barcode reading.
Read Barcode
Barcode Types:
Barcode Mode:

Recommended environments:

Windows 7 & 10
macOS 10.13 ~ 10.15
Linux (Ubuntu 16.04 | 18.04, Debian 9, Fedora 32)
iOS 13 & iPadOS 13
Android 10 & 11
Chrome 80+, Firefox 70+
Edge 44+, IE 11 (Windows only)
Safari 13+ (macOS, iOS, iPadOS only)
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phone number 1-604-605-5491
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