A material theme editor and generator for Flutter to configure and preview the overall visual theme of your material app.

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Appainter Screenshot


Appainter is developed and built with Flutter, and is available for both Web and Desktop.

Disclaimer: I’ve only tested the app on Web and MacOS as I don’t have a Windows or Linux machine. The app may not work on those platforms.

For Web, you can access it through here.

For Mac, Windows and Linux, you can be download it from here.

Using the Generated Theme

See USAGE.md for instructions on how to use the generated theme.


Fork and clone the repository, then install the dependencies:

flutter pub get

Run the following to launch the code generation:

flutter pub run build_runner build --delete-conflicting-outputs

Start the app:

flutter run


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