TMS WEB Core and More: PWA. To start off this new series, we're going to have a look at creating PWAs - Progressive Web Apps. We'll have a look at what they are and what they aren't. We'll create one using the existing TMS WEB Core project template. And we'll convert our ongoing Actorious project into a PWA. We'll also have a look at some challenges with PWAs, particularly deploying updates, and have a look at some other tools that can help us out along the way.