WebAssembly is a binary instruction format for a stack-based virtual machine. It is designed as a portable target for the compilation of high-level languages like C, C++, and Rust, enabling deployment on the web for client and server applications. WebAssembly is developed by the World Wide Web Consortium (W3C) and is designed to be compatible with existing web standards, including JavaScript.
With WebAssembly, developers can write code in a language of their choice, compile it to WebAssembly, and run it in a web browser. WebAssembly offers better performance than JavaScript because it is a low-level language that is designed to be executed by the browser's virtual machine. This means that WebAssembly can run at near-native speed, making it ideal for computationally intensive tasks like gaming, video editing, and virtual reality.
WebAssembly is also designed to be secure. It runs in a sandboxed environment, which means that it cannot access the user's file system or execute arbitrary code on the user's machine. This makes WebAssembly a safer alternative to JavaScript, which runs in the same environment as the rest of the web page.
In conclusion, WebAssembly is a promising technology that enables developers to write high-performance web applications in a language of their choice. Its portability, performance, and security make it an ideal choice for a wide range of applications. As more developers adopt WebAssembly, we can expect to see a new era of web applications that are faster, more powerful, and more secure than ever before.