GitHub - amani27/awesome-flutter: An awesome list that curates the best Flutter libraries, tools, tutorials, articles and more.

Flutter is Google’s UI toolkit for building beautiful, natively compiled applications for mobile, web, and desktop from a single codebase. If you appreciate the content 📖, support projects visibility, give 👍| ⭐| 👏

Articles

Introduction

Google IO 2018 - Building beautiful, flexible user interfaces.
Presentation - by Helio S. Junior.
Flutter Web - Ins and Outs of Flutter Web by Nash.

Websites / Blogs

Welcome to Flutter - English and French blog dedicated to providing practical solutions to most asked questions about Flutter by Didier Boelens.
SZAŁKO-BLOG - Step by step advanced design by Marcin Szalek.
Flutter by Example - Tutorials based on Redux, Firebase, Custom Animations, and UI.
Flutter Institute - Very original content and tutorials by Brian Armstrong.
Iirokrankka.com - Articles and tutorials and anything related by Iiro Krankka.
Norbert - In depth articles, features and app creation by Norbert515.
Flutter Tips - Articles, tips & tricks in the development by Diego Velásquez.
FilledStacks - Tutorials and guides on development by Dane Mackier.
Awesome Flutter tips - Tips to help developers increase productivity by erluxman.

Tutorial

Animated Chat - Building beautiful UIs by Google Code Labs.
Firebase Chat - Firebase integration by Google Code Labs.
Planets-Flutter: from design to app - Detailed planets design tutorial.
Todo List [255⭐] – Step by step tutorial how to build Todo List with Flutter by Andrei Lesnitsky
Flutter and Dart development - Articles and tutorials by Suragch.

Beginner

Roadmap to Flutter Development [2647⭐] - Visual roadmap with principles, patterns, and frameworks for Flutter newbies by Olexandr Leuschenko.
Layout Cheat Sheet - Extensive examples of layout widgets by Tomek Polański.
Getting Started with Flutter - by raywenderlich.com.
Beginner's Guide [119⭐] - Comprehensive guide to the basics of Flutter and Firebase by Anthony.

Intermediate

Flutter state management for minimalists - Understanding app architecture without relying on third-party frameworks by Suragch. See also State Management.

Advanced

Rendering Pipeline [783👍] and Let's build a render tree - Engine architecture by Adam Barth.
Render Objects - What are Widgets, RenderObjects and Elements? by Norbert515.
Streams and RxDart - Skillmatters presentation by Brian Egan.
Gesture System - Flutter Deep Dive: Gestures by Nash.
Schemas - Widget, State, Context and InheritedWidget explanations by Didier Boelens.
Rendering Engine Tutorial - Flutter's Rendering Engine: A Tutorial by AbdulRahman AlHamali.
Inherited Widget - Flutter’s InheritedWidget to hold app state by Chema Molins.
From Mobile to Desktop - Building applications for smartphones and desktops by Marcelo Henrique Neppel.
Accessibility widgets - Deep dive information about all aspects of accessibility by Muhammed Salih Güler.
Profiling w/ Timeline - Using the Timeline allows you to find and address specific performance issues in your application by Chinmay Garde.

Howtos

Parallax Effect - Parallax & non linear animation by Marcin Szalek.
Build Flavor - Define build configurations and switch them by Salvatore Giordano.
Build Flavor - Easily build flavors in Flutter (Android and iOS) with flutter_flavorizr by Angelo Cassano.

Videos

Boring Show - Exploration with the Flutter Team.
Tensor Programming [86🎬] - Very rich content by Tensor Programming.
Mtechviral [244🎬] - [Hindi/English] Mtechviral Series By Pawan Kumar.
Flutter in Practice - Free video courssd for beginners & non-programmers by Zaiste.
Whatsupcoders [82🎬] - Free video series on Flutter Widgets by Kamal.
Reso Coder - Intermediate and advanced videos by Matej Rešetár.

Components

Demonstrations

Official Gallery - Demo for the material design widgets provided by Flutter Team.
Flutter Examples [5821⭐] - Simple basic isolated apps for devs by Nishant Srivastava.
Flutter Catalog [1592⭐] - showcasing Flutter components, with side-by-side source code view, by X-Wei.
Generative Art [398⭐] - Generative Art by Robert Felker.

UI

StaggeredGridView [2257⭐] - GridView with tiles of variable sizes by Romain Rastel.
Radial Menu [402⭐] - Animated Radial Menu by Victor Choueiri.
Tinder Cards [643⭐] - Tinder like cards swipe effect by Ivascu Adrian.
Flip Panel [460⭐] - Flip panel with built-in animation by HungHD.
Facebook Reactions [259⭐] - Facebook reactions widget by Duy Tran.
Flushbar [813⭐] - Highly configurable Snackbar by Andre Haueisen.
Stepper Touch [235⭐] - Lateral value stepper nicely animated by Raouf Rahiche.
Typeahead [551⭐] - Display overlay suggestions to users as they type by Abdul Rahman Al Hamali.
Snaplist [366⭐] - Create snappable list views by David Leibovych.
Pin Code [249⭐] - Animated & customisable Pin code for login and OTP by Liew Jun Tung.
Folding Cell [431⭐] - Fold your widget by Faob.
Liquid Pull To Refresh [911⭐] - A beautiful and custom refresh indicator by Ayush Agarwal.
Slide Container Slide vertically and horizontally with a smooth dampened motion by Quentin Le Guennec.
Direct Select - Selection widget with an ethereal, full-screen modal popup by Ivan Yatsouba.
Before After [573⭐] - Beautiful slider which makes it easier to display the difference between two images, by Sahil Kumar.
Scratcher [302⭐] - Scratch card widget which temporarily hides content from user, by Kamil Rykowski.
Image Sequence Animator [100⭐] - A simple widget for animating a set of images with full custom controls as an alternative to using a GIF file by Ali Yigit Bireroglu.
Beautiful_Popup [446⭐] - Beautify your app popup by jaweii.
Credit Card Form [309⭐] - Animated credit card input form Origogi.
Animated Selection Slide An animated selection widget by swiping by Sezgin Bilgetay.
Flutter Tags [328⭐] - Tags with different customizations by Di Natale Antonino.
Flutter Neumorphic [1305⭐] - Ready to use Neumorphic kit for Flutter with 🕶️ dark mode.
Dough [381⭐] - Widgets for a squishy user interface by Josiah Saunders.
Card Settings [351⭐] - package for building settings forms by codegrue.
Timelines [404⭐] - Powerful & Easy to use timeline package by Chulwoo Park.
Timeline Tile [434⭐] - A tile to help build beautiful and customisable timelines by Julio Bitencourt.
Rounded Loading Button [121⭐] - Button with a loading indicator, complete with success and error animations by Chris Edgington.

Sticky Headers

Sticky Infinite List [234⭐] - Highly configurable multi directional infinite list with Sticky Headers by TatsuUkraine.
Sticky Header [660⭐] - Sliver based sticky headers by Romain Rastel.
Sticky Headers [727⭐] - Configurable sticky headers by Simon Lightfoot.

Drawers

Hidden Drawer Menu [232⭐] - Beautiful drawer mode menu feature with perspective animations by Rafael Almeida Barbosa.
Flutter Inner Drawer [373⭐] - Easy way to create an internal drawer (left / right) where you can enter a list-menu or other by Di Natale Antonino.

Bottom bars

Fancy Bottom Navigation [535⭐] - Animated bottom navigation by Tony Owen.
Circular Bottom Navigation [431⭐] - Beautiful animated bottom navigation bar by Iman Khoshabi.
Bottom Navy Bar [768⭐] - Beautiful and colorful animated bottom navigation bar by Pedro Massango.
Titled Navigation Bar [285⭐] - Animated bottom navigation bar that switch between icon and title by Pedro Massango.
Google Nav Bar [392⭐] - A modern google style nav bar for flutter by Sooxt98.

Bottom Sheets

Rubber Bottom Sheet [417⭐] - Elastic material bottom sheet by Mattia Crovero.
Modal Bottom Sheet [1063⭐] - Modal bottom sheet with Material, Cupertino iOS13 or custom appareance by Jaime Blasco.

Sliders

RangeSlider [305⭐] - 2-thumb configurable RangeSlider by Didier Boelens.
Fluid Slider [261⭐] - A slider with a minimal design and fluid like animation by Vamsi Krishna.
Flutter Xlider [330⭐] - A material design slider and range slider, horizontal and vertical, with RTL support by Ali-Azmoud.

UI Helpers

Reorderables [439⭐] - Drag&Drop Table, Row, Column, Wrap(Grid) and SliverList elements by Hansheng Chiu.
Liquid Pull To Refresh [911⭐] - A beautiful and custom refresh indicator by Ayush Agarwal.
Infinite Listview [206⭐] - Infinite scroll in both directions by Simon Lightfoot.
Offline [734⭐] - Tidy utility to handle offline/online connectivity by Jeremiah Ogbomo.
Scroll To Index [316⭐] - Scroll to specified child element with given index for SliverList/ListView by Jerry Chen.
In View Notifier List - ListView that notify when widgets are on screen within a provided area by Vamsi Krishna.
ShowCaseView [674⭐] - Way to showcase your app features on iOS and Android by Simform.

Material Design

Unicorn Speed Dial [292⭐] - Floating Action Button with Speed Dial by Tiago Martins.
Slidable [1972⭐] - Slidable list item with left and right slide actions by Romain Rastel.

Cupertino Design

Peek & Pop [183⭐] - Peek & Pop implementation based on the iOS functionality by Ali Yigit Bireroglu.

Effect

Frosted Glass - Render effect by Collin Jackson.
Parallax [731⭐] - ViewPager by Iiro Krankka.
Shimmer [1374⭐] - Shimmer effect while content is loading by HungHD.
Wave [707⭐] - Displaying some waves with custom color, duration, floating and blur effects by RockerFlower.
Liquid Swipe - Liquid swipe to your stacked containers by Sahdeep Singh.
PhotoFilters [296⭐] - Apply filters to an image by Sharafudheen KK.
Shine [138⭐] - Pretty shadows with dynamic light positions by Jonathan Monga.
Clay Containers [365⭐] - Neumorphic widget primitives to serve as the foundation of your own designs by Michael Charles.

Calendar

Calendar Widget [162⭐] - Calendar widget by David Bennett.
Calendar Carousel Widget - Calendar carousel by dooboolab
Table Calendar [1149⭐] - Calendar organized neatly into a Table, with vertical autosizing by Aleksander Woźniak.
Time Planner [61⭐] - A beautiful, easy to use and customizable time planner for flutter mobile, desktop and web by Mohammad Jamalianpour.

Login

Login Animation [1044⭐] - Smooth animation from login to home by Ruchika Gupta.
Flutter Login - Login widget with slick animation from start to finish by NearHuscarl.

Backend-Driven

Dynamic Widget [1074⭐] - Build your dynamic UI with json, and the json format is very similar with flutter widget code by Denny Deng.

Image

Carousel Slider [1161⭐] - Carousel slider widget, support infinite scroll and custom child widget by serenader.
Parallax Image [238⭐] - Image parallax by Anatoly Pulyaevskiy.
Photo View [1461⭐] - Scalable image view with loading placeholder by Renan C. Araújo.
SVG [1259⭐] - SVG parsing, rendering, and widget library by Dan Field.
Image Cropper [811⭐] - Crop your images support ratio, rotation, zoom by HungHD.
Cached Network Image [1882⭐] - Show images from the internet and keep them in the cache directory by.
Lottie [627⭐] - Use airbnb's popular After Effects Animation library by xvrh.
Bitmap [126⭐] - Perform Bitmap manipulations (such as contrast and exposure) with a help from the Dart FFI by Renan C. Araújo.
Crop [169⭐] - Crop any widget/image in Android, iOS, Web and Desktop by Mahdi K. Fard.

Image Picker

Image Picker - Images Selection by Collin Jackson.
WeChat Assets Picker [788⭐] - Assets picker in WeChat style, support multi assets by Alex Li.

Map

Google Map View [414⭐] - Displaying google map plugin by AppTree Software.
GeoCoder [160⭐] - Forward and reverse geocoding by Aloïs Deniel.
Mapbox GL [252⭐] - Interactive, customizable vector maps by Mapbox.
AMap [504⭐] - Access to AMap services(高德地图) by fluttify-project.

Charts

Circular Chart [354⭐] - Animated radial and pie charts by Victor Choueiri.
Sparkline [244⭐] - Sparkline by Victor Choueiri.
Charts [2464⭐] - By Google Charts Team.
Candlesticks [355⭐] - OHLC and Trade Volume Charts by Trent Piercy.
FCharts [323⭐] - Beautiful, responsive, animated charts by Keenan Thompson.
FL Chart [3648⭐] - Draw fantastic charts in Flutter by Iman Khoshabi.
Bezier Chart [400⭐] - Beautiful bezier line chart widget for flutter that is highly interactive and configurable by Diego Velasquez.
Echarts [526⭐] - Large collection of advanced reactives charts by LIN Chen.
Graphic [241⭐] - Data visualization library based on the Grammar of Graphics by LIN Chen.

Navigation

Fluro [3341⭐] - The brightest, hippest, coolest router for Flutter with Navigation, wildcard, query, transitions by Posse.
PageView Indicator [133⭐] - Build page indicators for the PageView by Leo Cavalcante.
Deep Link Navigation [53⭐] - Elegant abstraction for complete deep linking navigation in Flutter by Dennis Krasnov.
Get [5247⭐] - Navigate between screens & display snackbars/dialogs/bottomSheets without context by Jonny Borges.
Beamer [268⭐] - Route through guarded page stacks and URLs using the Navigator 2.0 API effortlessly by Sandro Lovnički.

Auth

Local Auth - Touch ID, lock code, fingerprint auth on iOS and Android.
Login [622⭐] - FaceID, TouchID, and Fingerprint Reader by Rody Davis.
Google Sign-In - Google OAuth.
Firebase Auth - Firebase OAuth.
Facebook Login [398⭐] - Authenticate with native Android & iOS Facebook login SDKs by Iiro Krankka.
Apple Sign-In [158⭐] - Apple sign in by Tom Gilder.
OAuth [168⭐] - Buffer, Strava, Unsplash, Github OAuth by Joe Birch.
Firebase Phone Auth - Phone number auth via SMS by Gildásio Filho.
SimpleAuth [313⭐] - Azure Active Directory, Amazon, Dropbox, Facebook, Github, Google, Instagram, Linked In, Microsoft Live Connect, Github, OAuth, Basic Auth by James Clancey.
Flutter AppAuth [172⭐] - Plugin that provides a wrapper around the AppAuth iOS and Android SDKs by Michael Bui.

Text & Rich Content

Markdown null - Markdown renderer for Flutter. It supports the original format, but no inline html.
Masked Text [241⭐] - Masked text with custom and monetary formatting by Ben-hur Santos Ott.
Zefyr [1998⭐] - Soft & gentle rich text editor by Memspace.
AutoSizeText [1484⭐] - Automatically resizes text to fit perfectly within its bounds by Simon Leier.
Parsed Text [186⭐] - Interactive text based on content recognition, also supports Regex by Fayeed Pawaskar.
TeX [182⭐] - Render Mathematics Equations with full HTML and JavaScript support by Shahzad Akram.
Code Field - Customizable code field widget supporting syntax highlighting by Bertrand Bevillard.

Analytics

Usage [122⭐] - Google Analytics wrapper for command-line, web, and Flutter apps.
Firebase Analytics - Connect to Firebase Analytics API.
Pure Mixpanel [21⭐] - Analytics for the popular Mixpanel.com Nick Manning.

Internationalization

GenLang [88⭐] - Code generator for Internationalization by King Wu.
Flutter Translate [277⭐] - Internationalization (i18n) library by Florin Bratan.
attranslate - Semi-automated translation of ARB or JSON files by fkirc.

Styling

Flutterial [1424⭐] - Flutter Material Theme explorer by Erick Ghaumez.
Pigment [183⭐] - Simple but useful package for use colors in flutter.

Media

Audio

Flutter Audio Recorder - Provides full controls and access to recording details such as level metering by Wenyan Li.
Audio Recorder [169⭐] - Record audio and store it locally by Jordan Alcaraz.
Flutter Sound [658⭐] - Flutter audio recorder and player at one hand by dooboolab.
AssetsAudioPlayer [561⭐] Simultaneous playback of audio from assets/network/file and displaying notifications [android / ios / web / macos]
Audio Service - System background audio support by Ryan Heise. Tutorial by Suragch.

Video

WebRTC [2677⭐] - WebRTC plugin for iOS/Android by CloudWebRtc.
Chewie [1342⭐] - Provides low-level access to video playback by Brian Egan.
Video Trimmer [268⭐] - Visualise and trim videos by Souvik Biswas.
CamerAwesome [291⭐] - Community camera plugin rework by Apparence.io studio.

Voice

Speech Recognition [322⭐] - Speech to text by Erick Ghaumez.
OK Google - Integrate google assistant by Marcin Szalek.

Storage

Firebase Storage - Firebase as data storage.
Secure Storage [706⭐] - Keychain and Keystore storage by German Saprykin.

Preferences

Streaming Shared Preferences - Reactive key-value store, shared preferences with Streams by Iiro Krankka.

Monetization

Admob - GoogleAdmob supports interstitial ads in both iOS and Android by Brett Nesbitt.
Firebase AdMob - Ad integration using Firebase.
Inapp Purchase [459⭐] - Features set of 'in app purchase' derived from react-native-iap by dooboolab.
Admob Flutter - Admob plugin that shows banner ads using native platform views by Youssef Kababe & Kevin McGill.
Facebook Audience Network - Facebook Audience Network Ad plugin that shows banner, interstitial, in-stream video, rewarded video & natvie ads by Dreamsoft Innovations.
Square In-App Payments SDK [280⭐] - Take payments by embedding a card entry form in your app that produces nonces from customer-provided card information or digital wallets by Square.

Templates

Movie Details [372⭐] - Movie details page by Iiro Krankka.
Mates [480⭐] - How to load profiles from the randomuser.me API and a nice profile details page by Iiro Krankka.
Weather [141⭐] - Weather app to learn how to use Canvas and Animation by Alessandro Aime.
TodoMVC [7461⭐] - TODO application ready to go with different flavors : Vanilla, Redux, built_redux by Brian Egan.
Restaurant Menu [549⭐] - Restaurant menu by Braulio Cassule.
UI Challenges [1266⭐] - Profile, Travel, Food App by Tomi Alagbe.
Cupertino Settings [209⭐] - iOS Settings by Matthias Rupp.
Music Player [205⭐] - music player component by Tobe O.
Dashboard [812⭐] - Dashboard and Shop Items by Ivascu Adrian.
Todo [518⭐] - Todo template from Dribble by Marc L.
Card Swipe Animation [456⭐] - Swipe cards template by Ruchika Gupta.
UI Kit [5683⭐] - Collection of useful UIs in a UIKit by Pawan Kumar.
Book [299⭐] - Bookshelf by Ardiansyah Putra.
The Gorgeous Login [1485⭐] - Design and smooth login template by Hugo Extrat.
Liquid Pay Payment App [247⭐] - Liquid Pay App Concept by Long Hoang.
DrawApp [208⭐] - Sample Drawing App to demonstrate how to allow user to draw onto canvas with color picker and brush thickness slider by Jake Gough.
Starter Kit [596⭐] - App Store implementation to learn Bloc, RxDart, Sqflite, Fluro and Dio. by King Wu.
Feather [469⭐] - Beautiful weather application. Application includes RxDart, Dio, BLoC, i18n, unit and widget tests. by Jakub Homlala.
Clone UI Challenges [1261⭐] - Collection of useful UIs clones by Javier González.
FlutterFoodybite [1095⭐] - Beautiful food app UI template by JideGuru.
Flutter Samples [2339⭐] - Collection of nice flutter samples by Diego Velásquez.
ActingWeb First_App [283⭐] - Starter app with basic elements for a team-developed production-quality app by Greger Wedel.
Smart Washing Machine [582⭐] - Smart washing machine UI challenge app with Box2D physic engine by Tomasz Pawlikowski.
Beautiful Timelines [183⭐] - A set of beautiful timelines by Julio Bitencourt.

Clone

GitTouch [949⭐] - Open source mobile client for GitHub, GitLab, Bitbucket and Gitea by Rongjian Zhang.

Machine Learning

MLKit [373⭐] - Firebase Machine Learning Kit by Naoya Yoshizawa.
m2cgen [1934⭐] - CLI tool to convert ML models into native Dart code by BayesWitnesses.

Vision

ML Vision Camera Stream [216⭐] - ML vision recognitions (QRcode, face, ...) with live camera stream by Aumard Jimmy and Santetis.
Google Mobile Vision [434⭐] - Google Mobile Vision by Eduardo Folly.

Augmented Reality

ARKit Plugin [603⭐] - Wrapper for ARKit - Apple's augmented reality platform for iOS by Olexandr Leuschenko.
ARCore Plugin [316⭐] - Augmented reality with ARCore platform by Gian Marco Di Francesco.

Plugins

Pub packages - Packages filter in Dart Pub Repository.
Plugins - Official Flutter Team Plugins.

Device

WebView [1370⭐] - Render web content by Hadrien Lejard.
Location [830⭐] - Handle location, handling callbacks to get continuous location by Lyokone.
Battery - Access various information about the battery.
Proximity Sensor Plugin - A plugin to access the proximity sensor of your device by Manoj NB.
Geolocation [214⭐] - Fully featured geolocation plugin: current location, location updates, geocode, places and more by Loup.
Local Notifications [1696⭐] - Plugin for displaying local notifications by Michael Bui.
Device Calendar - Plugin for modifying calendars on the user's device by Built to Roam.
Badger [232⭐] - Update app badge on the launcher by Edouard Marquez.
UDID [165⭐] - Persistent UDID across app reinstalls by Leon Kukuk.
Downloader [652⭐] - Create and manage download tasks by HungHD.
InAppWebView [1646⭐] - Add inline WebView widgets or open an in-app browser window by Lorenzo Pichilli.
AppAvailability [80⭐] - List, launch and check installed apps by Lorenzo Pichilli.
File Picker [693⭐] - Native file explorer to load absolute file path by Miguel Ruivo.
VPN - Access VPN services by Jason C.H.
Geolocator - A Flutter geolocation plugin which provides easy access to the platform specific location services by Baseflow.
Permission Handler - A Flutter permission plugin which provides a cross-platform (iOS, Android) API to request and check permissions by Baseflow.
WidgetKit - A plugins which allows you to create a Widget-Extention for iOS by Thomas Leiter.

Scanner

QR Code Reader [219⭐] - QR Code reader plugin by Matheus Villela.
Fast QR Reader View [275⭐] - Live multicode reader by Facundo Medica.

Bluetooth / NFC / Beacon

Blue [1890⭐] - Bluetooth by Paul DeMarco.
Beacons [75⭐] - Flutter beacons plugin by Loup.
NFC Reader [279⭐] - NFC reader plugin for iOS and Android by Matteo Crippa.
Beacon broadcast [70⭐] - Library for turning your phone into a beacon by Paulina Szklarska.
Reactive Ble [259⭐] - Handles BLE operations for multiple devices by Philips Hue.
NFC Manager [83⭐] - Generic NFC plugin for iOS and Android by Naoki Okada.

Storage

Sqflite [2263⭐] - SQLite flutter plugin by Alexandre Roux.
Moor - Moor is an easy to use, reactive, typesafe persistence library for Dart & Flutter by . Simon Binder

Services

Dialogflow [186⭐] - Plugin to easily integrate with dialogflow by Victor Rances.
Intercom [23⭐] - Add Intercom integration to your app by Maido Kaara.
OneSignal [493⭐] - Push notification service by OneSignal.
Place Dialog [45⭐] - Places picker dialog returning the places to the app by David Bennett.
App Rating [30⭐] - Requesting and Writing Reviews for the App Store and Google Play by Rody Davis.

Frameworks

State management

Standard

Bloc [8040⭐] - Collection of packages that help implement the BLoC design pattern by Felix Angelov.
MobX [2023⭐] - Supercharge the state-management in your apps with Transparent Functional Reactive Programming (TFRP). Port of MobX from the Js/React land.
Provider [3936⭐] - State-management library for Flutter by Remi Rousselet.
RiverPod [2122⭐] - Provider, but different by Remi Rousselet.
GetX - Contextless, State-management & navigation by Jonny Borges.
Binder [165⭐] - A lightweight, yet powerful way to bind your application state with your business logic, by Romain Rastel.

Redux / ELM / Dependency Injection

Built redux [81⭐] - Automatic subscribing to your redux stores. Based on the built pattern by David Marne.
Redux.dart [481⭐] - Port of Redux to Dart with an ecosystem of middleware, Flutter integrations, and time traveling dev tools by John Ryan and Brian Egan.
Redux [1518⭐] - Built to work with redux.dart, utilities that allow you to easily consume a Redux Store to build Widgets.
Inject [846⭐] - Compile-time dependency injection by Google.
Flux [362⭐] - Implementation of the Flux framework by Google.
Fish [7183⭐] - Alibaba Redux implementation.
Async Redux [195⭐] - Redux without boilerplate. Allows for both sync and async reducers by Marcelo Glasberg.

Widgets

Hooks [1943⭐] - Advanced code sharing between widgets by Remi Rousselet.
Functional widget [427⭐] - Code generator writing widgets as functions with annotations by Remi Rousselet.
Form Builder [920⭐] - Framework that simplifies building forms, validating fields, reacting to changes, and collecting the final user input by Danvick Miller.

Data

Graphql [2769⭐] - Implementation of the GraphQL spec by Zino App B.V..
GeoFlutterFire [241⭐] - Implementation of GeoFirestore for flutter by Darshan Gowda.
Ferry [324⭐] - Powerful & Extensible GraphQL Client by Sat Mandir Khalsa.

Backend

Dynamic Widget [1074⭐] - Build your dynamic UI with json, and the json format is very similar with flutter widget code by Denny Deng.
NETCoreSync - Centralized database synchronization framework for multiple clients, built on top of Moor library by Aldy J.
Parse for Flutter [394⭐] - Open source backend framework by ParsePlatform.

Animation

Sequence Animation [337⭐] - Composite staggered animations by Norbert Kozsir.
SpinKit [2391⭐] - Animated loading indicators by Jeremiah Ogbomo.
Villains [329⭐] - Page transition animations by Norbert Kozsir.
AnimatedTextKit [1255⭐] - A collection of cool text animations by Ayush Agarwal.
Drawing Animation [382⭐] - Create drawing line animations based on SVG path data by Carl Hauck.
Simple Animations - Create awesome custom animations easily by Felix Blaschke.
Flutter-animation-set [264⭐] - Easy to build an animation set by efoxTeam.
Staggered Animations [946⭐] - Easily add staggered animations to your ListView, GridView, Column and Row by mobiten.
Animate Do - Animation package inspired in Animate.css by Fernando Herrera.
Funvas [352⭐] - Create fun time based canvas animations by creativecreatorormaybenot.

Testing

Flutter Gherkin [147⭐] - Fully featured Gherkin parser and UI automated test runner by Jon Samwell.

Web

Responsive Framework [683⭐] - Automatically adapt UI to different screen sizes. Responsiveness made simple by Codelessly.

Experimental

This section contains libraries that take an experimental or unorthodox approach.

styled_widget [643⭐] - Simplifying your widget tree structure by defining widgets using methods by Rein Gundersen Bentdal.

Engines

Rendering

Graphx [287⭐] - Making drawings and animations extremely simple, inspired by Flash, by Roi Peker.

Game

Flame [4936⭐] - Minimalist game engine by Luan Nico.
SpriteWidget [1183⭐] - Toolkit for building complex, high performance animations and 2D games by Viktor Lidholt.

Open source games

Flip [196⭐] - Reversi game by Andrew Brogdon.
2048 [204⭐] - 2048 game by Anuran Barman.
TRex [315⭐] - Port of the famous Chrome's Trex game by Renan C. Araújo.
Crush [404⭐] - How to build a Math-3 game, like Candy Crush, Bejeweled by Didier Boelens.
Slide Puzzle [147⭐] - Classic slide (15) puzzle by Kevin Moore.
Tetris [1276⭐] - Tetris game by YangBin.
Party Charades [162⭐] - Party charades by Kamil Rykowski.
Ghost Rigger [156⭐] - Ghost Rigger is a cyberpunk inspired puzzle game by Iain Smith and Julio Ernesto Rodríguez Cabañas.
Space Empires [32⭐] - A 4X Space themed strategy game by Satyam Sharma.

Game Engine resources

Awesome Flame - Curated list of the best Flame games, projects, libraries, tools, tutorials, articles and more by Flame Engine.

Open Source Apps

Premium

History Of Everything [5847⭐] - Animated vertical timeline of humanity by 2D, Inc.
Developer Quest [2912⭐] - Become a tech lead, slay bugs by 2D, Inc.

Top

Flutter Team Samples [10807⭐] - Collection of examples (including maps, json, Material and Cupertino) by the Flutter team.
Flutter Common Widgets [22881⭐] - Collection of official widgets demos & docs in chinese to help developers learn quickly by Alibaba Auction Frontend Team.
Meme Chat [510⭐] - Chat app on Flutter, using Firebase, Google Sign In, and device camera integration by a team of Googlers.
Flitter [183⭐] - Glitter app by Hadrien Lejard and Kevin Segaud. It uses Redux and Jaguar.
Lime [354⭐] - Lime social network by Sebastian Sellmair.
Planets [709⭐] - Planet exploration that demonstrate rich UI by Sergi Martínez.
NewsBuzz [502⭐] - Firebase backed news reader using News API by Ankur Kedia.
DroidKaigi2018-flutter [514⭐] - Unofficial conference app for DroidKaigi 2018 Tokyo by konifar.
Music Player [1325⭐] - Full featured music player by Pawan Kumar.
WhatTodo [897⭐] - Todoist like UI by Burhanuddin Rashid.
FlutterGram [1931⭐] - Complete Instagram based on Firestore & Google Functions by MDanics.
BookSearch [471⭐] - Digital BookShelf for your reading progress by Norbert515.
Cinematic [825⭐] - UI for Movie DB Public API by Aaron Oertel.
Beer-Me-Up [442⭐] - Beer tracking nicely designed by Benoit Letondor.
Trace [781⭐] - Modern and powerful crypto portfolio & market explorer by Trent Piercy.
Taskist [725⭐] - Taskist is a ToDo List app for Task Management by Hugo EXTRAT.
Tourism [249⭐] - Tourism app based on redux w/ animations & i18n by blueMix.
Trinity Orientation @ Univ Toronto [560⭐] - Orientation week at Trinity College, U of T by Matthew Tory.
Transform Widget - Image widgets as 3D game engine sprites by Paul Thomas.
Deer [292⭐] - Minimalist Todo Planner built using BLoC pattern by Aleksander Woźniak.
TailorMade [233⭐] - Managing a Fashion designer's daily routine using a mixture of ReBLoC w/ Firebase Cloud Store & Functions by Jeremiah Ogbomo.
Instory [193⭐] - Instgram story downloader with a beautiful UI Sarath.
Spacex-Go [638⭐] - Simple yet powerful, open-source SpaceX launch tracker. jesusrp98.
Superhero Interaction [219⭐] - Cool Superhero interaction animation by Pinkesh Darji.
Reply [533⭐] - 'Reply' Material Design case study by Frederik Schweiger.
Enigma - Privacy chat with end-to-end encryption by AmitJoki.
Chillify - Fancy music app made with Provider and Bloc pattern by Karim Elghamry.
Pokedex - Pokedex app with beautiful UI and smooth animation by Hung Pham.
Timy Messenger [1735⭐] - Group messaging app with a focus on organizing events by Miguel Beltran and Franz Heinfling.
GitJournal [1672⭐] - Journaling your data in a Git Repo by Vishesh Handa.
AuthPass [1002⭐] - Keepass compatible password manager for mobile and desktop by hpoul.
Fwitter [1502⭐] - Full Twitter clone using Firebase solution by Sonu Sharma.
Harpy [592⭐] - Feature rich Twitter client by Roberto Doering.

Utilities

Launcher Icons - Generate your launcher icons easily by Mark O'Sullivan and Franz Silva.
FlutterIcon [307⭐] - Icon set generator by Mike Hoolehan.
FVM [2185⭐] - Flutter Version Management: A simple cli to manage Flutter SDK versions.
Environment Configuration [86⭐] - CLI tool to generate .env configurations for application environments by TatsuUkraine.
Flutter Flavorizr [153⭐] - CLI utility to easily generate flavors for Android and iOS in less than 3 minutes by Angelo Cassano.
Fontify [75⭐] - CLI tool to convert SVG icons to OTF font and generate Flutter-compatible class by Igor Kharakhordin.
FlutterGen [782⭐] - Assets code generator for your images, fonts, colors, etc — Get rid of String-based APIs.
Very Good Cli [1105⭐] - Very Good Command Line Interface for Dart created by Very Good Ventures.
Flutter Sidekick [530⭐] - Simple app to make Flutter development more delightful by Leo Farias.
Dart Code Metrics [382⭐] - Additional linter which reports code metrics, checks for anti-patterns and provides additional rules for the Dart analyzer by Dart Code Checker team.

VSCode

Awesome Snippets - Collection of commonly used classes and methods by Nash.
Flutter Files - Quick generation for BLoC templates files by context menu by Gorniv.
Flutter Intl - i18n binding from arb files by Localizely.

IntelliJ / Android Studio

Enhancement_Suite [191⭐] - Search for pub.dev libraries, update version, Bloc, Snippet, etc you're covered by Marius Höfler.
Flutter Intl - 18n binding from arb files by Localizely.

Desktop

Desktop Embedding [6937⭐] - Desktop implementations of the Flutter embedding API by Google.
Golang Desktop Embedder [5042⭐] - Golang embedder for desktop by Pierre Champion.
Native Shell [350⭐] - Experimental embedder for Flutter by Matej Knopp.
Rust Desktop Embedder [1858⭐] - Rust embedder for desktop by juju.
bitsdojo_window - Customize windows owner-drawn chrome by BitsDojo.
Raspberry Pi Embedder [731⭐] - Light-weight Embedder for Raspberry Pi by Hannes Winkler.
Fluent UI [516⭐] - Microsoft's Fluent Design System in Flutter by Bruno D'Luka.
MacOS UI [449⭐] - Widgets and themes implementing the current macOS design language by Groovin Chip.
Ubuntu Yaru [128⭐] - Distinct look and feel of the Ubuntu Desktop by Ubuntu.
Awesome Flutter Desktop [468⭐] - A curated list of awesome things related to Flutter desktop by LeanFlutter.