In the ever-growing developer landscape, being able to build progressive apps from scratch is an essential skill. In this course, Building Performant Progressive Web Apps from Scratch, you will gain foundational knowledge of progressive web apps. First, you will learn about service workers. Next, you will discover the Web App manifest. Finally, you will explore how to optimize the performance of your web app. When you're finished with this course, you will have the skills and knowledge of progressive web apps needed to build your own.