Microsoft's Project Reunion Unifies Old and New Windows Apps

Microsoft apps come in two flavors—essentially old and new. Project Reunion is intended to unite the two, letting developers breathe new life into old code via new interface design and web capabilities. WinUI 3, a UI framework that uses Fluent-design controls and styles. (Image: Microsoft)

For years, Microsoft has been trying to get developers to build Windows apps using its newer Universal Windows Platform (UWP) rather than the old-school Win32. At the online-only Build 2020 conference, the company unveiled …