Dynamsoft Developer Blog

Tag Image File Format, abbreviated TIFF or TIF, is an image file format for storing raster graphics images. It is a complex format, defining many tags in each file. TIFF was created as an attempt to get desktop scanner vendors of the mid-1980s to agree on a common scanned image...

Suppose you are a C# developer who wants to use Dynamsoft Document Normalizer to implement a desktop document scanner application. Since Dynamsoft Document Normalizer is a C/C++ library, you may encounter some interoperability issues when using it in your C# project. In this article, we will help you build a...

Tauri is a framework for building desktop apps for all major platforms. Developers can integrate any front-end framework that compiles to HTML, JS and CSS for building their user interface. The backend of the application is a Rust-sourced binary with an API that the front-end can interact with. Different from...

Dynamsoft Document Normalizer is a document scanning SDK that can be used to do edge detection, perspective correction, and contrast enhancement. Its C/C++ API is available on Windows and Linux. In this article, we will show you how to build a Python wrapper for Dynamsoft C/C++ Document Normalizer SDK, as...

Dynamsoft Document Normalizer is an SDK to detect the boundary of documents and runs perspective transformation to get a normalized document image. A normalized image can be used for further processing such as OCR. In this article, we are going to create an Android document scanner using Dynamsoft Document Normalizer...

Dynamic Web TWAIN is an SDK which makes it possible to scan documents in browsers. Selenium is a suite of tools for automating web browsers, like Firefox, Edge and Chrome. Primarily, it is for testing purposes, but it can also serve for other tasks. In this article, we are going...

Dynamic Web TWAIN has a new scanDocument API since v17.2, which makes it easy to capture documents using mobile cameras with its document border detection feature. Along with the RemoteScan feature that connects physical document scanners, we can now build a decent mobile document scanner with web technologies. In this...

Since .NET 6 Preview 3, it is possible to host Blazor web applications in a WinForms/WPF app using the BlazorWebView control. Behind BlazorWebView is WebView2, which uses Microsoft Edge as the rendering engine to display the web content in native apps. Developers can now adopt a hybrid app approach, utilizing...

Nowadays, web technologies have been used to create cross-platform apps. There are Capacitor for mobile development and Electron for desktop development. We can also use web technologies in existing apps. For example, the popular Java IDE, IntelliJ IDEA, uses JCEF (Java Chromium Embedded Framework) to create plugins. In this article,...

Dynamic Web TWAIN is a cross-platform document scanning SDK that allows developers to build document management applications using HTML5 and JavaScript on Windows, Linux, and macOS. The Linux edition of Dynamic Web TWAIN supports both x64 and amr64 Linux OS, which means in addition to desktop PCs, you can also...

As the dominant JavaScript document scanning SDK, Dynamic Web TWAIN has recently adopted WebAssembly as the new weapon. From version 17.2, Dynamic Web TWAIN does not only support cross-platform (Windows, Linux, and macOS) scanner access, but also allows developers to utilize desktop and mobile cameras to scan documents using JavaScript....

A few months ago, I published a cross-platform desktop barcode reading application built with Qt Python and Dynamsoft Barcode Reader. The supported input sources include real-time camera stream, image files, and screenshots. In this article, I will set document scanner as the input source. The SDK used for document scanning...

When building a TWAIN-compatible application and there is no physical scanner available, you can use a virtual scanner application for development and testing. TWAIN working group has released a TWAIN DS sample on GitHub. In this article, I will detail how to set up the development environment, as well as...

The Universal Windows Platform (UWP) lets us build apps for any Windows device and publish them to the Store. It is the latest technology of Microsoft to create client apps. We can use the new visuals and features of the latest version of Windows in a UWP app. Dynamic Web...

Last time, I shared an article Document Imaging and Uploading with Dynamic Web TWAIN (DWT) and Node.js, which demonstrated how to deploy a website on the Web server that implemented in node.js with Express. Today, I’ll re-write the sample with Express application generator and the template engine jade. About Dynamic...

Django is a popular framework of Python for web development. In this tutorial, we will create a web application with Django and Dynamic Web TWAIN. About Dynamic Web TWAIN Python Development Environment Python 3.7.9 python --version Django 3.2.7 python -m pip install Django python -m django --version Overall steps The...

The Clipboard API allows web applications to read and write the clipboard’s contents, which makes it convenient to paste scanned documents to other applications like Word, email clients and load images from the clipboard in a Dynamic Web TWAIN (DWT) application. Here is a demo video of copying scanned documents...

Dynamic Web TWAIN (DWT)’s Remote Scan feature makes it possible to scan documents from your scanner or multi-function printer (MFP) directly to any device. You may wonder what other network scanning options exist. This article is going to give a brief overview of scanning over the network and why DWT’s...

Email is a convenient way to send scanned documents. The ability to send emails is built into many network scanners. For example, HP All-in-One devices have a Scan-to-Email app. However, we cannot use these devices’ built-in email-sending ability if we want to control the scanning process in a web scanning...

Continuous file synchronization programs synchronize files between two or more devices in real time. We can use them to sync scanned documents so that we can access the files on multiple devices. There are many cloud storage services which do the job, like Box, Dropbox, Onedrive and Google Drive. There...

Since from version 17.1, Chromes OS comes into the supporting list of Dynamic Web TWAIN. The supported desktop operating systems of Dynamic Web TWAIN now include Windows, Linux, macOS, Raspberry Pi OS and Chrome OS. This article helps Chromebook users to install Dynamic Web TWAIN service in Chrome OS. Building...

Electron is a framework for building cross-platform desktop applicationss with HTML, JavaScript, and CSS. Since Dynamic Web TWAIN is also a cross-platform JavaScript library for document scanning and management, we can combine Electron and Dynamic Web TWAIN to implement a desktop document scanning and management application for Windows, Linux, and...

Since version 16.1, Dynamic Web TWAIN (DWT) has added a remote scan feature. If there is a device running a background scanning service (Dynamsoft Service), other devices can access it via an Intranet to use scanners connected to that device, which makes it convenient to use mobile phones and tablets...

Cameras are now ubiquitous in our life. Every mobile phone has built-in cameras which can shoot nice photos. As for document scanning, there is document camera (also called overhead scanner) which is adjustable and has high resolution. Image source: https://www.amazon.com/Conferencing-Recording-Classroom-Real-time-Definition/dp/B08V4WLPX1/ A document camera has the following benefits: Users don’t have...

As the world best web document scanning SDK, Dynamic Web TWAIN supports all mainstream web application frameworks. This tutorial goes through the steps to build a simple document management application using Dynamic Web TWAIN and Angular. What You Should Know About Dynamic Web TWAIN (Include JS libs, API docs and...

Blazor is a framework for building interactive client-side web UI with .NET1. Users can create interactive UIs in C# instead of JavaScript. Server-side and client-side app logic can both be written in .NET. In the previous article, we’ve created a barcode reader with Blazor using Dynamsoft Barcode Reader. In this...

Dynamic Web TWAIN is a JavaScript library designed for document scanning and document management. This tutorial guides through React development. You will see how to combine Reactjs and Dynamic Web TWAIN to build a simple web application which can acquire images from a document scanner and load images from local...

Have you ever thought about how to create a Web document scanning application using Ruby on Rails? In this tutorial, we go through how to create a Rails project with Dynamic Web TWAIN (DWT) SDK for loading, scanning and uploading document files. Installation Dynamic Web TWAIN 17.0 Ruby 2.5.1 sudo...

In the past, Dynamic Web TWAIN only supported HTML DOM elements. Some web frameworks based on Shadow DOM, like Polymer, could not work with Dynamic Web TWAIN. Starting from version 16.1, Dynamic Web TWAIN was fully compatible with Shadow DOM. This article shares how to integrate Dynamic Web TWAIN SDK...

Dynamic Web TWAIN has added some exciting features related to the mobile platform since its version 16. Document capturing via mobile cameras, 16.0 PDF Rasterizer mobile edition, 16.0 LoadImageEx supports mobile platform, 16.1 Acquiring images from a remote scanner, 16.1 The scanDocument API which makes it easy to call a...

As the world’s top scanner programming SDK, Dynamic Web TWAIN features a lot of compelling functionalities. By upgrading to the latest version, any web document scanning app built with Dynamic Web TWAIN can be compatible with mobile devices seamlessly. What will happen if you invoke the scanner control APIs on...

With the release of Apple M1, Mac has started their journey transitioning from x86_64 to arm64. Dynamsoft has not released any package for the new architecture Mac yet. However, it does not mean we can’t run our existing software on the new platform. Rosetta2 could translate the Intel Mac software...

ASP.NET Core enables C# application to run on *nix operating systems. In this tutorial, we are going to play with ASP.NET Core and Dynamic Web TWAIN SDK to build a DotNet Core document scanning application for Windows, Linux, and macOS. What You Should Know Preparation First and foremost, we should...

Wrapping an HTML element as a component is a new fashion of front-end development. In this article, we will take a tour of building a component-based document scanning app using Vue.js and Dynamic Web TWAIN. To make our application look modern, we hire Vuetify, one of the most popular libraries, to...

Dynamic Web TWAIN SDK v15.2 brings a set of new APIs for classifying images by tags. In this article, I will share how to use the latest JavaScript APIs to implement a simple web document management app from scratch. Building Document Management App in JavaScript Create an HTML file and...

Laravel is a PHP Framework. This article shares how to use Dynamic Web TWAIN to scan and upload documents in a Laravel project. Installation Composer Laravel: composer global require laravel/installer Dynamic Web TWAIN SDK v17.1. Copy Dynamic Web TWAIN Resources folder to the public folder of the project. PHP 7.x...

Mono is an open source implementation of Microsoft’s .NET Framework. It aims to help C# developers create cross-platform .NET applications. Although .NET Core is born for multiple platforms (Windows, Linux, and macOS), it is so far not a substitution of .NET framework. If you have an existing project written in .NET framework and want to...

This tutorial aims to help .NET developers use Dynamic .NET TWAIN in Unity projects. Download Unity Dynamic .NET TWAIN Unity Infinite Loading Issue It’s weird when running the Unity editor first time, I got stuck on the loading screen. If you suffer from the issue, remove %USERPROFILE%\AppData\Roaming\Unity, %USERPROFILE%\AppData\Local\Unity, and %USERPROFILE%\AppData\LocalLow\Unity, and...

RequireJS is a JavaScript file and module loader that implements Asynchronous Module Definition(AMD) API for in-browser use. Similar to require() used in Node.js, we can use requirejs() to load any JavaScript module for web apps. In this post, I will share how to use Dynamic Web TWAIN with RequireJS. If...

Dynamic Web TWAIN has been widely used for developing web browser based document scanning apps. Is it possible to embed Dynamic Web TWAIN APIs into a Chrome app or extension? In this post, I want to share what I went through while building a Chrome extension. Chrome App When opening...

Dynamic Web TWAIN for Raspberry Pi is on Dynamsoft Labs now. No matter whether you are a Dynamic Web TWAIN user or not, if you want to build a document scanning and management system with low cost, you should experience this edition. Build a smart and wireless scanner with a...

Dynamic Web TWAIN for Linux was introduced on 11/03/2016. It enables interaction with document scanners from within a browser on Linux. The underlying technology is SANE (Scanner Access Now Easy). We do not need to write any code other than JavaScript when using Dynamic Web TWAIN. Learn how to to...

Have you ever imagined to build a JavaScript document scanning solution for Windows, Linux, and macOS from one single codebase? To make it, you need to find a solution that compatible with different scanner driver types: TWAIN for Windows, SANE for Linux, TWAIN, and ICA for macOS. A good news...

ZK is a Java Web framework that similar to GWT. Some developers have no idea how they can integrate DWT (Dynamic Web TWAIN) into a ZK Web project. I have successfully made it. The process is not too hard, but a little bit tricky. First ZK Web Project with Eclipse...

MongoDB is known as a NoSQL database, which uses a JSON-like document structure by key-value pairs. Comparing to the relational database like MySQL, MongoDB is easier and more scalable. Especially when processing big and complex data, MongoDB can perform faster and better. In this tutorial, let’s take a glimpse of...

GWT (Google Web Toolkit), a development toolkit that allows developers to build complicated JavaScript Web applications in Java, has been used by many outstanding products, such as Google AdSense, Google AdWords, and so on. It is open source, and completely free. In this post, I’d like to share how to...

Last week, I introduced how to create a Web application for document imaging and uploading with Dynamic Web TWAIN SDK and Node.js. In this tutorial, I’d like to share a more convenient way to implement such a solution in Go. You can just copy the client-relevant resources and page files...

In this tutorial, I’d like to share how to implement a simple Web application for document imaging and uploading with Dynamic Web TWAIN SDK (DWT) and Node.js. Download and Installation Dynamic Web TWAIN download Node.js download Creating a Web Server with Node.js Run your command line tool to install two...

Some Java developers asked a question about how to use Dynamic Web TWAIN (DWT) to upload image files when building a Web application with Struts. In this tutorial, I’d like to make a detailed explanation. How to Upload Files with Struts Using NetBeans IDE, we can quickly create a Struts...

If you have a TWAIN-compliant scanner, you can easily control it with Dynamic Web TWAIN or Dynamic .NET TWAIN. Both SDKs can help you create some excellent applications for document scanning and management on PCs. However, have you ever complained that it’s so inconvenient to stay with your scanners and...

In this tutorial, I am about to make a more complicated solution – Web-based document imaging capture, combining the implementation of Java TWAIN and Java WebSocket with Dynamic .NET TWAIN library, C#, JNI, Java Swing, Jetty and HTML5 WebSocket. Here is the workflow: Prerequisites You need to read the following...

Dynamic .NET TWAIN is one of the excellent TWAIN-compliant SDKs for document scanning and image capture. In this tutorial, I would like to share how to create a bridge to convert .NET TWAIN C# methods to Java methods in order to help Java developers easily implement Java TWAIN scanner software....

In this tutorial, I want to make a more complicated WebSocket demo, which enables me to capture images from scanners on server side, and view the images in desktop web browsers or mobile web browsers. Here is the flowchart:   Prerequisites Read Image Transmission between a HTML5 WebSocket Server and...

Dynamic .NET TWAIN 5.0 has been released for a while. To help users to quickly grasp APIs, a brand-new API demo, written in WPF with C# & VB.NET, is included. In this tutorial, we would like to show the anatomy of this application. Let’s glance at the screenshot as a...

It’s been a while now since Microsoft released a Windows 8.1 Preview with a Preview of IE 11 too. No doubt many users have already tested it. It is apparent that Microsoft has entirely rebuilt the developer tools and made them much more beautiful and powerful. There are eight distinct tools: DOM Explorer,...

In today’s “big data era”, more and more organizations are using an enterprise content management (ECM) or record management system (RMS) to help maintain and manage the documents. Digitizing documents and storing them in a central database has become an important part of many organization’s document management workflow. For this...

You may get problems when using your application with some scanners and wonder whether it is the issue with your application or it is the device issue. If you are using a TWAIN library and your application is supposed to work with all TWAIN compatible devices, you can use Twacker,...

Simplify your document scanning and editing process_ With the development of digital devices (scanners, webcams) and information delivering and sharing online, more users choose to manage and store documents online, such as legal papers, contracts and IDs. This perfectly solves the problems of traditional paper management: Waste of papers; Waste...