"I … was able to rapidly deploy a document imaging/ management application practically in a couple of days."

— Wayne Hebert, AIM Technologies

Dynamic .NET TWAIN

Simple & Efficient Scanning and Webcam SDK for .NET App

Dynamsoft's Dynamic .NET TWAIN is a .NET document imaging SDK based on the TWAIN and DirectShow standards. It provides rich, efficient and quick-to-implement APIs for scanner and webcam software development. With our .NET component in C# and VB .NET, you can easily and rapidly embed a robust document scanning and webcam image capture module in your desktop applications. The SDK is powerful enough for enterprise-class applications, yet cost-effective to also suit small business needs.


Scanners and other TWAIN-compliant devices, including digital cameras and capture cards.


You can also use our SDK to display live
streams and capture snapshots from a webcam.

Our customers

Dynamsoft's imaging SDKs are trusted by world-leading companies such as Lockheed Martin and
scanner vendors including HP, Epson, Fujifilm and more. Our customers span the globe and are leaders in many industries. These include healthcare, insurance, financial, government, industrial, and more.

Learn more →

Our customers

Why Dynamic .NET TWAIN?

Industry Collaboration

Dynamsoft is an associate member of the TWAIN Working Group, which defines the TWAIN standard. We are also a Gold Certified Partner of Microsoft.

TWAIN Working Group Certified Partner

Improve your Productivity

Dynamic .NET TWAIN is designed to dramatically reduce the coding complexity of your .NET document imaging module.
It is ideal for significantly reducing development time as well as costs. With the SDK, you can interact with TWAIN
scanners and DirectShow webcams using just a couple of lines of code. It eliminates months of time and effort required
to continually learn all related specifications and coding from scratch. With our award-winning technical support, it also
eliminates your need to properly internally staff and support the imaging module long-term.

Our Rich sample code (C# and VB.NET) and good customer service will help you throughout your evaluation and
implementation processes.

Robust Features

Supported customizable scanning configurations including ADF, duplex, resolution, pixel type, and more.
After acquiring images and scanning documents, images can be edited, and then stored locally or uploaded for saving
or sharing / collaboration. Support for saving and uploading include various formats: PDF, TIFF, PNG, and more.

  • Capture

    Capture from scanners
    and webcams

  • Edit

    Edit to rotate, flip, scale,
    crop, etc.

  • Save and Share Images

    Upload to a web server or
    save to a local disk

Start coding. Try for free.