Flutter Gems
Flutter Gems is a curated list of 7250+ useful Dart & Flutter packages that are categorized based on functionality.
Top Flutter Widget Extension packages
Last updated: May 18, 2026
Widget extensions and utility wrappers drastically reduce boilerplate code in Flutter, allowing developers to apply padding, alignment, and styling using concise chainable methods.
Best Practices for Widget Extensions
- Maintain Readability: While chaining extensions (e.g.,
Text('Hi').padding(8).center()) reduces line count, excessive chaining can make the widget tree harder to read and debug. Use them judiciously. - Tree Shaking: If you build your own extension libraries, ensure they don't inadvertently force the inclusion of massive third-party dependencies that break Flutter's tree shaking.
- Dart 3 Features: Leverage Dart 3's built-in extension methods and records to create strongly-typed, safe utility wrappers rather than relying entirely on dynamic or un-typed packages.
The complete list of Widget Extensions, UI Utilities, and Syntactic Sugar packages for Flutter is provided below.
nested
π 347 β¬οΈ 3.2M
Dart 3 compatibleMaintenance Status: Poor
A Flutter Widget which helps nest multiple widgets without needing to manually nest them.
visibility_detector
π 1.26K β¬οΈ 122.4K
Dart 3 compatibleMaintenance Status: Poor
A widget that detects the visibility of its child and notifies a callback.
after_layout
π 779 β¬οΈ 231.4K
Dart 3 compatibleMaintenance Status: Poor
Execute code after the first layout of your widget has been performed, i.e. after the first frame has been displayed.
focus_detector
π 361 β¬οΈ 31K
Dart 3 compatibleMaintenance Status: Poor
Detects when your widget appears or disappears from the screen.
nil
π 324 β¬οΈ 7.1K
Dart 3 compatibleMaintenance Status: Poor
A simple widget to add in the widget tree when you want to show nothing, with minimal impact on performance.
value_layout_builder
π 19 β¬οΈ 285.2K
Dart 3 compatibleMaintenance Status: Good
A LayoutBuilder with an extra value. It's useful when you want to build a widget with a value computed during layout.
awesome_extensions
π 234 β¬οΈ 2.2K
Dart 3 compatibleMaintenance Status: Good
An extension to the widget that helps to reduce the boilerplate and adds some helpful methods. and you can make responsive design.
one_context
π 209 β¬οΈ 1.1K
Dart 3 compatibleMaintenance Status: Average
OneContext provides a simple way to deal with Dialogs, Overlays, Navigations, Theme* and MediaQuery* with no need of BuildContext.
awesome_flutter_extensions
π 171 β¬οΈ 875
Dart 3 compatibleMaintenance Status: Good
A Flutter Extension to remove boilerplate when accessing ancestor context properties
flutter_conditional_rendering
π 114 β¬οΈ 6.3K
Dart 3 compatibleMaintenance Status: Poor
A flutter package which enhances conditional rendering, supports if-else and switch conditions.
flutter_lazy_indexed_stack
π 80 β¬οΈ 4.9K
Dart 3 compatibleMaintenance Status: Good
A Flutter package that exposes an `IndexedStack` that can be lazily loaded.
lifecycle
π 80 β¬οΈ 3.7K
Dart 3 compatibleMaintenance Status: Average
A flutter package that let you easily add hooks for widget lifecycle.
conditional_builder_null_safety
π 70 β¬οΈ 872
Dart 3 compatibleMaintenance Status: Poor
Show UI elements according for conditional type and supports null safety
cupertino_will_pop_scope
π 58 β¬οΈ 6.5K
Dart 3 compatibleMaintenance Status: Poor
Enables 'onWillPop' callbacks on Cupertino page transitions and improves visual feedback of rejected "Swipe to go back" gestures.
asyncstate
π 57 β¬οΈ 210
Dart 3 compatibleMaintenance Status: Poor
This package will help you to call a loading in your async methods very easily, and you don't need to worried when it's is starting or finishing.
focus_on_it
π 48 β¬οΈ 10.4K
Dart 3 compatibleMaintenance Status: Poor
Get notified when a widget is focused or unfocused and react to it.
lindi_sticker_widget
π 54 β¬οΈ 1.6K
Dart 3 compatibleMaintenance Status: Good
Lindi Sticker Widget is a flutter plugin to flip, rotate, resize, move, delete, edit any widgets.
focus_detector_v2
π 51 β¬οΈ 42
Dart 3 compatibleMaintenance Status: Poor
Detects when your widget appears or disappears from the screen.
flutter_helper_utils
π 48 β¬οΈ 1.4K
Dart 3 compatibleMaintenance Status: Good
The Flutter Helper Utils Package offers various extensions and helper methods that can make development more efficient.
extended_wrap
π 36 β¬οΈ 14K
Dart 3 compatibleMaintenance Status: Poor
Extended official wrap to build special wrap like limiting row number
measured_size
π 40 β¬οΈ 1.5K
Dart 3 compatibleMaintenance Status: Poor
A flutter widget that calculates the size of it's child in runtime.
multiple_stream_builder
π 38 β¬οΈ 2.3K
Dart 3 compatibleMaintenance Status: Poor
Flutter widgets to replace multiple nested StreamBuilder widgets
widget_size
π 38 β¬οΈ 892
Dart 3 compatibleMaintenance Status: Poor
A widget to calculate it's size after being built and attached to a widget tree
multi_value_listenable_builder
π 34 β¬οΈ 1.3K
Dart 3 compatibleMaintenance Status: Poor
A Flutter package which allows to listening to multiple ValueListenables using a single widget.
need_resume
π 35 β¬οΈ 99
Dart 3 compatibleMaintenance Status: Poor
A package to implement onResume, onPause, onReady functionality on a Stateful widget (this is for every screen).
visibility_aware_state
π 34 β¬οΈ 557
Dart 3 compatibleMaintenance Status: Poor
A state for StatefulWidgets that is aware of its visibility.
futuristic
π 33 β¬οΈ 21
Dart 3 compatibleMaintenance Status: Poor
Makes it possible to safely execute and retry a Future inside a StatelessWidget.
should_rebuild
π 29 β¬οΈ 1.3K
Dart 3 compatibleMaintenance Status: Poor
A widget can prevent Child Widget unnecessary rebuild.You can customize the rebuild conditionsγ
ducafe_ui_core
π 28 β¬οΈ 103
Dart 3 compatibleMaintenance Status: Average
ducafe_ui_core is a Flutter UI core library designed to simplify UI development in Flutter applications. It provides a series of practical extension methods and utility classes, including screen adaptation, Widget extensions, context extensions, string extensions, etc., helping developers quickly build beautiful and responsive user interfaces.
flutex
π 24 β¬οΈ 38
Dart 3 compatibleMaintenance Status: Poor
Flutter widget extensions for functional creating UI.
flutter_stream_listener
π 21 β¬οΈ 1.4K
Dart 3 compatibleMaintenance Status: Poor
Flutter package the helps manage streams and subscriptions. Built in order to reduce the complexity of having to manually subscribe to streams and cancel subscriptions.
flemme
π 19 β¬οΈ 66
Dart 3 compatibleMaintenance Status: Good
Flutter , Light , Early, Making, Material, Environnement. Simplify the writing of your widgets with Flemme!
flutter_ex_kit
π 11 β¬οΈ 30
Dart 3 compatibleMaintenance Status: Average
Ex Kit Flutter is a powerful and easy-to-use collection of extensions and utility functions designed to enhance your Flutter development experience.
conditioned
π 9 β¬οΈ 29
Dart 3 compatibleMaintenance Status: Poor
This package contains a Widget that will let you show a child Widget based on provided conditions.
activsy
π 6 β¬οΈ 55
Dart 3 compatibleMaintenance Status: Poor
reacts when there are no user activities in your application
nester
π 5 β¬οΈ 32
Dart 3 compatibleMaintenance Status: Poor
Flutter library to automatically convert a list of widgets in a nested group of widget.
dev_utils
π 4 β¬οΈ 29
Dart 3 compatibleMaintenance Status: Average
Utils to make developement faster.
ready_view
π 4 β¬οΈ 5
Dart 3 compatibleMaintenance Status: Poor
When developing with Flutter, it is often necessary to use asynchronous operations when fetching information from networks or databases. In such cases, we need to include loading widgets on our pages, track the completion of loading, and display the original view once the loading is complete. Including this series of code can make the view code quite complex and messy. Therefore, the ready_view library offers a simple and elegant solution for handling asynchronous actions.
atreeon_get_child_size
π 2 β¬οΈ 6
Dart 3 compatibleMaintenance Status: Poor
A widget that returns the size of the child object. The [onChange] callback will run everytime the widget's size has changed.
build_context
π 145 β¬οΈ 88
Maintenance Status: Poor
A package that simplifies the access most of used properties/fuctions right in the BuildContext.
universal_widget
π 52 β¬οΈ 21
Maintenance Status: Poor
A universal widget that can be placed anywhere in your widget tree, with full support of animation & accessibility.
helpers
π 46 β¬οΈ 428
Maintenance Status: Poor
Helpers is a tool that allows you to convert repetitive and tedious statements into easy-to-read and intuitive statements.
flutter_utils_project
π 41 β¬οΈ 36
Maintenance Status: Poor
This library works to provide the tools and parts needed to build your project faster, with less effort, and add code.