Is Flutter a platform or framework?

In the flutter UI builder , there is a material design widget referred to as TextField that offer properties that help customise behavior of the input field.

Flutter is a popular frontend development framework from Google that enables developers to build beautiful frontends for any screen. Flutter is designed to streamline cross-platform app development while maintaining a consistent user experience.

Flutter is an open source framework by Google for building beautiful, natively compiled, multi-platform applications from a single codebase.

And the good news is flutter also supports material design . There is all kind of Material design widgets in flutter be it buttons, expanding panels, animations and much more.

Flutter team is focused on expansion to other platforms instead of focusing on what they should yet implement on mobile platform, to make flutter complete mobile framework, not just UI framework. Yes, flutter is mobile framework if you want to create nothing more than simple hello world app.

Flutter is Google’s free and open-source UI framework for creating native mobile applications. Released in 2017, Flutter allows developers to build mobile applications for both iOS and Android with a single codebase and programming language. This capability makes building iOS and Android apps simpler and faster.