animated_background 2.0.0
SDKflutter
Platformandroidioswindowslinuxmacosweb
Animated Backgrounds for Flutter. Easily extended to paint whatever you want on the canvas.
Animated Backgrounds for Flutter
Animated Backgrounds for Flutter. Easily extended to paint whatever you want on the canvas.

Note: These examples are laggy because they were recorded from the emulator. Other examples available in the screenshots folder.
How to use
In your pubspec.yaml:
dependencies:
animated_background: ^2.0.0
In your Dart file:
import 'package:animated_background/animated_background.dart';
Use in a Stateful Widget with mixin TickerProviderStateMixin or pass a ticker provider in vsync.
AnimatedBackground(
behaviour: RandomParticleBehaviour(),
vsync: this,
child: Text('Hello'),
);