at presentMicrosoftSome Insider members have been invited to test the application.On the#InsiderUp page. Microsoft mentions that the application is currently on the Canary channel and will be open to Insider members in the near future. It says on the page:
Project Catnip is a new PWA (Progressive Web App) application for our Insider website, which can be displayed.WindowsThe latest news in Insider circle, and the integration of Insider core information, including the latest preview, Insider stories, Flight Hub and the Insider queue you participate in, all you want to know can be found in this application. It also displays your Insider profile and archives. Because this is PWA, it can be used across platforms and supports offline use.
The number of our Canary channel testers is growing rapidly, and we will notify them when they are officially released to all Windows Insider members.