Apache : This is arguably the most popular web server software in the world, and it enables you to host sites.With XAMPP, the components that you get include: Development environments differ in what software they bundle. Using XAMPP, you can install all the software you need to run WordPress locally using a single bundle, rather than setting up each element individually. It is a collection of software that enables you to host websites locally by mimicking the functions of a live server: The XAMPP website. XAMPP is a free, PHP development environment that you can use for Windows, macOS, or Linux.