Flutter is a powerful open-source UI toolkit developed by Google, enabling developers to create natively compiled applications for mobile, web, and desktop from a single codebase. Understanding how Flutter works under the hood reveals its unique architecture and operational principles, which contribute to its popularity among developers. Core Components of Flutter Flutter's architecture comprises two main components: the Flutter Framework and the Flutter Engine. 1.Flutter Framework The Flutter framework is built using Dart, an object-oriented programming language that facilitates efficient and scalable application development. At its core, the framework consists of a rich set of libraries and widgets that serve as the foundational building blocks for any Flutter application. These widgets represent UI elements like buttons, text inputs, and layout structures such as rows and columns. The concept of "everything is a widget" allows for a highly flexible and reusable codeba...