Language Extension / Enhancement packages by Flutter Gems

equatable

👍 603

An abstract class that helps to implement equality without needing to explicitly override == and hashCode.

supercharged

👍 490

Supercharged brings all the comfort features from languages like Kotlin to all Flutter developers.

dartz

👍 263

Functional Programming in Dart. Purify your Dart code using efficient immutable data structures, monads, lenses and other FP tools.

built_value

👍 252

Value types with builders, Dart classes as enums, and serialization. This library is the runtime dependency.

async

👍 129

Utility functions and classes related to the 'dart:async' library.

flutter_dotenv

👍 125

Easily configure any flutter application with global variables using a `.env` file.

tuple

👍 120

Tuple data structure

built_collection

👍 104

Immutable collections based on the SDK collections. Each SDK collection class is split into a new immutable collection class and a corresponding mutable builder class.

synchronized

👍 103

Lock mechanism to prevent concurrent access to asynchronous code.

flutter_clean_architecture

👍 98

A Flutter package that implements the Clean Architecture by Uncle Bob in Flutter. It provides Views, Controllers, Presenters, Observers, and UseCases.

global_configuration

👍 83

A flutter package for managing different configurations and making them available everythere inside the app.

worker_manager

👍 73

Executor allows you to create a queue of tasks for isolate pool

kt_dart

👍 64

This project is a port of kotlin-stdlib for Dart/Flutter projects. It includes collections (KtList, KtMap, KtSet) with 150+ methods as well as other useful packages.

flutter_isolate

👍 56

FlutterIsolate provides a way to launch dart isolate in flutter that work with flutter plugins.

stream_transform

👍 49

A collection of utilities to transform and manipulate streams.

flutter_config

👍 49

Plugin that exposes environment variables to your Dart code in Flutter as well as to your native code in iOS and Android. Bring some 12 factor love to your Flutter apps

super_enum

👍 47

Create super-powered enums similar to sealed classes in Kotlin.

reflectable

👍 46

Reflection support based on code generation, using 'capabilities' to specify which operations to support, on which objects.

code_builder

👍 46

A fluent, builder-based library for generating valid Dart code

basics

👍 45

A Dart library containing convenient extension methods on basic Dart objects.

ffi

👍 41

Utilities for working with Foreign Function Interface (FFI) code.

rx_command

👍 35

Reactive event handler wrapper class inspired by ReactiveUI.

dart_extensions

👍 35

Set of method-extensions for dart that makes using framework in a much easier and clean way also adds additional functionality.

copy_with_extension

👍 34

Annotation for generating `copyWith` extensions code using `copy_with_extension_gen`.

either_option

👍 29

The simple library for Error Handling with functionnal programming concept

darq

👍 28

The power of lazy-evaluated enumerables in your hands! (A port of functional LINQ from the .NET library.)

queries

👍 27

Enumerable collections for Dart language (inspired by Microsoft LINQ).

isolate_handler

👍 27

Effortless isolates abstraction layer with support for inter-isolate communication.

easy_debounce

👍 26

An extremely easy-to-use method call debouncer package for Dart/Flutter.

more

👍 25

More Dart — Literally. Collecting, iterating, caching, mathematics, matching, ordering, and formatting easily.

isolate

👍 25

Utility functions and classes related to the 'dart:isolate' library.

node_interop

👍 22

Provides Dart bindings and utility functions for core Node.js modules.

supercharged_dart

👍 20

Supercharged brings all the comfort features from languages like Kotlin to all Dart developers.

fast_immutable_collections

👍 20

Immutable lists, sets, maps, and multimaps, which are as fast as their native mutable counterparts. Extension methods and comparators for native Dart collections.

union

👍 17

Type safe union types for dart, by using extensions from Dart 2.6

screwdriver

👍 17

A dart package aiming to provide useful extensions and helper functions to ease and speed up development.

plugfox_transformers

👍 17

Contains the following transformers: - Simultaneous (Serves for simultaneous parallel tasks)

enhanced_future_builder

👍 17

Wrapper that improves readability and solves the common refiring FutureBuilder problem

disposebag

👍 16

A package to help disposing Streams and closing Sinks easily.

computer

👍 16

Easy to use pool of concurrent workers with compute() like API.

sortedmap

👍 15

A map of objects which can be sorted and filtered on both their key and value

sealed_unions

👍 15

Sealed Unions for Dart

dataclass

👍 15

DataClass annotation for dataclass_generator. Used for generating base class with equals, hashCode, toString, copyWith methods.

optional

👍 14

An implementation of the Optional type, which helps avoid dealing with null references

flutter_cached

👍 14

🧾 Flutter widget allowing cache-based data display featuring swipe-to-refresh and an error banner.

byte_flow

👍 13

Byte flow is a pure dart , dependency less library that provides common utility functions for dart lists and arrays following the functional programming paradigm , inspired heavily by the Javascript l

should

👍 12

A simple, extensible, readable BDD assertion library. Supports introspective terminal output.

ifonly

👍 12

Flutter conditional (if-else / switch-case) helpers to make a more readable and simpler conditional statement code.

list_ext

👍 11

Dart extension methods for Iterable and List. You can easily sum, count elements and many more.

flutterlifecyclehooks

👍 11

A flutter package that let you easily add hooks for application lifecycle state

streams_channel

👍 10

StreamsChannel is inspired from EventChannel. It allows to create streams of events between Flutter and platform side.

stack

👍 10

A package for stack data structure. have the push, pop, size, length, and top functionalities.

ordered_set

👍 10

A simple implementation of an Ordered Set for Dart that allows multiple items with the same priority.

mutex

👍 10

Mutual exclusion with implementation of normal and read-write mutex

async_builder

👍 10

Flutter Future and Stream builder with less boilerplate and better error handling.

multi_sort

👍 9

A fast and powerful Flutter package helps you sort a list of objects by one or more properties at the same time.

executor

👍 9

Executes async tasks with a configurable maximum concurrency and rate.

collection_ext

👍 9

A set of useful extension methods for Dart collections, designed for the purpose of making it easier to write functional-programming-styled, concise Dart code.

vnum

👍 8

A library that enables value based enum behaviour using classes in flutter.

lists

👍 8

Collection of the lists (BitList, FilledList, GroupedRangeList, ListPointer, RangeList, SparseBoolList, SparseList, StepList, WrappedList).

guard

👍 8

Evauluates the function wrapping the body with try/catch and returns default value if error was raised or return value is null

debounce_throttle

👍 8

A debouncer and throttle that works with Futures, Streams, and callbacks.

flutter_persistent_queue

👍 6

Simple file-based non-volatile persistent queue implementation for flutter. Ideal for in-device sequential buffers that must persist between app runs.

merge_map

👍 5

Combine multiple Maps into one. Equivalent to Object.assign in JS.

buffer

👍 4

Utility functions and classes to work with byte buffers and streams efficiently, to read and write binary data formats.

simple_observable

👍 2

Observe value changes using a Future, Stream, and/or a callback.

inherited_stream

👍 2

An inherited widget for Streams, which updates its dependencies when the stream emits data.