Microsoft is no longer working on Project Catnip, a Progressive Web App (PWA) for Windows Insiders, the company noted in its release notes for today's preview build.

Previously known as Project Web Access, Microsoft PWA was renamed Project Web App in Microsoft Project 2010, which is part of the Microsoft Office suite of productivity software. Project Web App ...

Microsoft is seeing a near "57% improvement in page interactivity" with PWAs vs. Web apps. Microsoft credited "Project Nucleus" as enabling the transition of Microsoft Lists into a PWA.