Build better Flutter UI with flui

A powerful UI framework for Google Flutter.

CategoryUI/Components
Stars★ 1,453
Last update2023-05-18
PriorityLow

flui is an open-source UI component library for Flutter mobile app development, with 1,453★ on GitHub and last updated on 2023-05-18. This guide covers what flui does, why it matters in 2026, how to add it to your project, when to reach for it, and how it compares to the alternatives — plus a quick FAQ.

What is flui?

A powerful UI framework for Google Flutter. It focuses on building polished, reusable interface widgets faster. The project lives at Rannie/flui and is maintained by Rannie.

Why flui is worth knowing in 2026

flui carries 1,453 GitHub stars, 134 forks, 14 open issues. It has been around since 2019, and is mature and stable. For a UI/Components option, that combination of adoption and upkeep usually means a healthy community, production usage, and plenty of examples to learn from — the things that make a dependency safe to build on.

Installing flui

Add the package to your pubspec.yaml:

dependencies:
  flui: ^latest

Then fetch it and import it in your Dart code:

flutter pub get
import 'package:flui/flui.dart';

Check the package’s example/ directory and its pub.dev page for the exact API — flui is versioned there with full docs so you always integrate against the current release.

When should you use flui?

Reach for flui when:

  • you need a ready-made widget instead of building one from scratch
  • you want a consistent look across screens
  • you’re prototyping a mobile app UI quickly

It’s especially relevant if your project touches dynamic-rendering, flui, flutter, flutter-package, flutter-ui, flutter-widget.

flui vs. the alternatives

If you’re weighing options in the UI/Components space, these are the other projects developers most often compare flui against:

There’s no single winner — the right pick depends on your app’s size, your team’s familiarity, and your performance budget. Browse the full UI/Components collection to compare them side by side.

Frequently asked questions

Is flui free to use?

Yes. flui is open source and free to use in your Flutter projects. You can view the source, report issues, and contribute on GitHub.

Does flui work on both iOS and Android?

flui is built for Flutter, so it targets iOS and Android from a single codebase, and typically web and desktop too depending on the project’s platform support.

As of 2026, flui has around 1,453 stars and 134 forks on GitHub, which puts it among the more widely used options in the UI/Components space.

What are good alternatives to flui?

Popular alternatives in the UI/Components category include rustdesk, hiddify-app, best-flutter-ui-templates. The best choice depends on your app’s size, team, and performance needs.

How do I install flui?

Add flui to the dependencies section of your pubspec.yaml and run flutter pub get. Full versions and API docs are on pub.dev.

Resources & links

Part of FlutterCook — 500 hands-on guides to the best open-source Flutter libraries, UI kits, and apps. Explore the live GitHub trends or browse YouTube guides.

#dynamic-rendering#flui#flutter#flutter-package#flutter-ui#flutter-widget