Dynamsoft Developer Blog

If you are looking for a JavaScript barcode and QR code scanner SDK, Dynamsoft JavaScript Barcode SDK is no doubt the best. The SDK enables developers to quickly build web barcode and QR code scanner applications with a few lines of code. This article gives you a better understanding of...

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....

Blazor is a web framework developed by Microsoft. It enables developers to create web apps using C# and HTML. However, calling existing JavaScript API is inevitable while developing a Blazor project. This article will help web developers who want to build web barcode and QR code reader apps using Blazor...

Emscripten supports compiling C/C++ code to wasm files. Dynamic linking is a basic need for building complicated projects. In this article, I will share how to build a standalone wasm file and how to link multiple wasm files in Windows.    Tool Installation Python CMake Emscripten git clone https://github.com/emscripten-core/emsdk.git cd...

A month ago, Mozilla announced WASI (WebAssembly system interface) in their blog post. WASI is a new standardization that allows WebAssembly code to run anywhere. Although WASI is still a work in progress prototype, I can’t wait to try it out. Building Wasmtime in Windows 10 Wasmtime is a standalone...

Dynamsoft JavaScript barcode SDK is built based on WebAssembly, which provides high performance for reading barcodes in web apps. This tutorial aims to demonstrate how to quickly create a simple web barcode reader by using React and Dynamsoft JavaScript barcode SDK. Download Node.js A Simple Web Barcode Reader Create a new react...

Dynamsoft JavaScript barcode SDK is built based on WebAssembly. In this article, I will illustrate how to build a simple web barcode reader app by using Dynamsoft JavaScript barcode SDK and Angular. Using JavaScript Barcode SDK in an Angular CLI Project Create an Angular CLI project Install Angular CLI: npm...

Web Worker is a way to run JavaScript in background threads. The worker thread can perform some heavy works without interfering with the user interface. This article shares how to load WebAssembly and invoke Dynamsoft JavaScript barcode APIs in a web worker. Web Worker for WASM If you have tried the ‘hello...

A JavaScript barcode SDK can be built in C/C++ for high performance. We can compile C/C++ code to a Node.js addon or WebAssembly. Which one is superior? Let’s try Dynamsoft Barcode Reader SDK to find the answer. What You Should Know Node.js C++ Addon vs. WebAssembly Speed Performance is vital...

The reason WebAssembly appealing to me, besides the performance, is that I can run WebAssembly either on client-side or server-side. In this post, I will share how to build WebAssembly file and run it with Node.js. Environment Node.js v8.11.3 IIS v10.0.15063.0 WebAssembly Standalone When compiling C++ code to WebAssembly, by...

WebAssembly (Wasm) is a revolutionary technology for Web development. It aims to execute at native speed in web browsers. With WebAssembly, it is convenient to port C/C++ code for web client and server applications. Dynamsoft Barcode Reader 6.2 is the most potent barcode SDK ever, and its WebAssembly edition is on the...

Last week, I had successfully built JavaScript and WebAssembly ZXing barcode SDK. In this post, I will use the pure JavaScript barcode SDK to create a simple client-side HTML5 barcode reader app, which works in any WebRTC supported web browsers. What If ZXing Cannot Satisfy Performance Requirements? Try Dynamsoft JavaScript...

If you are looking for a barcode SDK for web development, the ideal outcome is to find a pure JavaScript SDK. The pure JavaScript SDK means JavaScript APIs do not rely on any server-side code. However, most of the barcode SDKs are written in C/C++ and Java. They do not...

It was my first time to hear about WebAssembly when watching Google I/O ‘17. WebAssembly (wasm) lets developers compile C/C++ or other statically typed languages into JavaScript for building high-performance web apps. Assume I have a C/C++ barcode detection or OCR library deployed on server-side,  I can now move it to the...