Although it's relatively new, Flutter has experienced a great deal of experimentation and evolution over the years. It was called Sky, at its first appearance at the Dart Developer Summit 2015 presented by Eric Seidel. It was presented as the evolution of some previous Google experiments to create something better for mobiles, in terms of development and user experience, with the main goal of rendering with high performance. Presented as Flutter in 2016, and with its first alpha release in May 2017, it was already building for iOS and Android systems. Then it started to mature and community adoption began to grow. It evolved from community feedback to its first stable release at the end of 2018.
There are many mobile development frameworks out there that seek a common goal: to build native mobile apps for Android and...