Utilities

Launcher Icons - Generate your launcher icons easily by Mark O'Sullivan and Franz Silva.
FlutterIcon [310⭐] - Icon set generator by Mike Hoolehan.
FVM [2233⭐] - 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 [160⭐] - CLI utility to easily generate flavors for Android and iOS in less than 3 minutes by Angelo Cassano.
Fontify [77⭐] - CLI tool to convert SVG icons to OTF font and generate Flutter-compatible class by Igor Kharakhordin.
FlutterGen [791⭐] - Assets code generator for your images, fonts, colors, etc — Get rid of String-based APIs.
Very Good Cli [1135⭐] - Very Good Command Line Interface for Dart created by Very Good Ventures.
Flutter Sidekick [544⭐] - Simple app to make Flutter development more delightful by Leo Farias.
Dart Code Metrics [430⭐] - Additional linter which reports code metrics, checks for anti-patterns and provides additional rules for the Dart analyzer by Dart Code Checker team.

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.

Enhancement_Suite [196⭐] - 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 Embedding [6950⭐] - Desktop implementations of the Flutter embedding API by Google.
Golang Desktop Embedder [5083⭐] - Golang embedder for desktop by Pierre Champion.
Native Shell [372⭐] - Experimental embedder for Flutter by Matej Knopp.
Rust Desktop Embedder [1871⭐] - Rust embedder for desktop by juju.
bitsdojo_window - Customize windows owner-drawn chrome by BitsDojo.
Raspberry Pi Embedder [747⭐] - Light-weight Embedder for Raspberry Pi by Hannes Winkler.
Fluent UI [566⭐] - Microsoft's Fluent Design System in Flutter by Bruno D'Luka.
MacOS UI [492⭐] - Widgets and themes implementing the current macOS design language by Groovin Chip.
Ubuntu Yaru [134⭐] - Distinct look and feel of the Ubuntu Desktop by Ubuntu.
Awesome Flutter Desktop [516⭐] - A curated list of awesome things related to Flutter desktop by LeanFlutter.