Step 1) Add HTML: Use a <form> element to process the input. You can learn more about this in our PHP tutorial.Give each submittable element a unique name attribute of your choosing. This means all input elements should be given a name attribute. In this tutorial we are going to be creating a simple registration form using only HTML. In this article, you'll learn how to create HTML forms with Thymeleaf and how to handle the form submission on the backend using Spring Boot. HTML Registration Form is a webbased form designed to collect user information such as name, email, password, and other details. There are a few ways, for one you can submit the form with an AJAX request, save the data then fill it back in as soon as the form was submitted. We will create this sign in and sign up form using HTML CSS and very simple JavaScript so keep watching this video till the end. HTML Registration Form is a webbased form designed to collect user information such as name, email, password, and other details.