terser-webpack-plugin uses Terser to minify your JavaScript. Webpack plugin to apply Terser (previously UglifyJS) to your JavaScript files. A must-have tool in your Webpack build process, particularly for production builds. This package significantly reduces the size of your JavaScript bundles by removing dead code and applying more aggressive compression techniques. Optimizing javascript assets improves website load times and enhances user experience, making it a core part of front end workflow.