Flutter does not come with a Bootstrap library . You can’t use an existing one too, as flutter use neither a webview nor native components for rendering. If you miss something that is available in bootstrap, create it yourself for flutter.29 May 2018
Read moreWhat is flutter bootstrap?
A partial implementation of Bootstrap Grid system in Flutter for Responsive Layout .
Read moreWhat should I know before learning Dart?
So basically any Object oriented programming based language like Java, C++, C# or even JavaScript knowledge is enough to learn Dart language. Dart is moderate to learn which means it will be easy for those who at least have some hands on development experience.16 Eki 2018
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