# Bootstrap5 Tutorial  Bootstrap is the world's most popular front-end component library for developing responsive, mobile-first web projects. Bootstrap5 is currently the latest version of Bootstrap, an open-source toolkit for HTML, CSS, and JS development. It supports Sass variables and mixins, a responsive grid system, numerous pre-built components, and powerful JavaScript plugins to help you quickly design and customize responsive, mobile-first sites. ## Who is this tutorial for? As long as you have a basic understanding of HTML and CSS, you can read this tutorial and develop your own website. After completing this tutorial, you will reach an intermediate level in using Bootstrap for web development. ## Prerequisites: Before you start reading this tutorial, you must have a basic knowledge of HTML, CSS, and JavaScript. If you are not familiar with these concepts, it is recommended that you first read our tutorials: ## Why Use Bootstrap * **Easy to use:** Anyone with a basic understanding of HTML and CSS can quickly get started with Bootstrap. * **Responsive design:** Bootstrap can adapt to different platforms (phones, tablets, and desktops). * **Mobile-first:** In Bootstrap, adapting to mobile devices is a core part of the framework. * **Browser compatibility:** Bootstrap5 is compatible with all major browsers (Chrome, Firefox, Edge, Safari, and Opera). If you need to support IE11 and below, please use Bootstrap4 or Bootstrap3. ## Bootstrap5 Example Here is a simple Bootstrap5 example: ## Bootstrap5 Example [Try it »](#) ## Bootstrap5 vs Bootstrap 3 & 4 Bootstrap5 is the latest version of Bootstrap, featuring new components, faster stylesheets, and faster responsiveness. Bootstrap5 supports all major latest stable browsers but does not support Internet Explorer 11 and below. The main difference between Bootstrap5 and Bootstrap 3 & 4 is that Bootstrap5 no longer depends on jQuery and uses native (#). Of course, if you want to use it, you can still include **jQuery**. Bootstrap5 does not support browsers below IE11. Bootstrap4 dropped support for IE8 and iOS 6. If you need compatibility with older browsers, please use (#). > **Note:** The official team is still maintaining Bootstrap 3 and Bootstrap 4, so we can continue to use them. However, no new features will be added to Bootstrap 3 & 4.