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

Provides a standard representation for source code locations and spans.

A dynamic parser framework to build efficient grammars and parsers quickly.

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

RFC4122 (v1, v4, v5, v6, v7, v8) UUID Generator and Parser for Dart

Provides encoders and decoders for various archive and compression formats such as zip, tar, bzip2, gzip, and zlib.

Annotations used to express developer intentions that can't otherwise be deduced by statically analyzing source code.

Full-featured XML for Dart — DOM parsing, SAX streaming, XPath 3 querying, and a fluent builder API.

Utilities for handling media (MIME) types, including determining a type from a file extension and file contents.

Utility functions and classes related to the dart:typed_data library.

Manage a finite pool of resources. Useful for controlling concurrent file system or network requests.

A class for parsing strings using a sequence of patterns.

Useful Unicode glyphs and ASCII substitutes.

Versions and version constraints implementing pub's versioning policy. This is very similar to vanilla semver, with a few corner cases.

A parser for YAML, a human-friendly data serialization standard

A library to perform Bash-style file and directory globbing.

Utilities for converting between data representations. Provides a number of Sink, Codec, Decoder, and Encoder types.

A library for YAML manipulation with comment and whitespace preservation.

Collections and utilities functions and classes related to collections.

A string-based path manipulation library. All of the path operations you know and love, with solid support for Windows, POSIX (Linux and Mac OS X), and the web.

A flexible syntax for boolean expressions, based on a simplified version of Dart's expression syntax.

Utilities for the Dart VM Runtime including support for ANSI colors, file copying, and standard exit code values.

Library for 32- and 64-bit signed fixed-width integers with consistent behavior between native and JS runtimes.

An abstraction for two-way communication channels based on the Dart Stream class.

A package for manipulating stack traces and printing them readably.

A pluggable, mockable platform information abstraction for Dart.

A templating library that implements the Mustache template specification

Simple package for parsing pubspec.yaml files with a type-safe API and rich error reporting.

String replacement with operations that are Unicode/grapheme cluster aware.

A library for parsing and analyzing CSS (Cascading Style Sheets).

A library to programmatically manipulate source map files.

APIs for parsing and manipulating HTML content outside the browser.

A pluggable, mockable process invocation abstraction for Dart.

A fakeable wrapper for dart:core clock APIs.

A package for applying source maps to stack traces.

A Vector Math library for 2D and 3D applications.

Algorithms and utilities that power the Material Design 3 color system, including choosing theme colors from images and creating tones of colors; all in a new color space.

Graph algorithms that operate on graphs in any representation.

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.

A library to take config values from configuration files, CLI arguments, and environment variables.

A Dart package for reading XDG directory configuration information on Linux.

A package to add shell command completion to your Dart application

A collection of utilities to transform and manipulate streams.

A convention and utilities for package extension discovery.

Flutter plugin for launching a URL. Supports web, phone, SMS, and email schemes.

Dart implementation of sprintf. Provides simple printf like formatting such as sprintf("hello %s", ["world"]);

A Dart package that helps to implement value based equality without needing to explicitly override == and hashCode.

RxDart is an implementation of the popular ReactiveX api for asynchronous programming, leveraging the native Dart Streams api.

A library to invoke the native C compiler installed on the host machine.

Flutter plugin providing detailed information about the device (make, model, etc.), and Android or iOS version the app is running on.

Lock mechanism to prevent concurrent access to asynchronous code.

Cross-platform 'dart:io' that adds browser support for HttpClient and some other "dart:io" APIs.

Time zone databases and time zone aware `DateTime`.

Quiver is a set of utility libraries for Dart that makes using many Dart libraries easier and more convenient, or adds additional functionality.

Constants for ASCII and common non-ASCII character codes. Integer constants corresponding to the code points of individual characters.

A simple package for tracking the performance of synchronous and asynchronous actions.

Simple direct Service Locator that allows to decouple the interface from a concrete implementation and to access the concrete implementation from everywhere in your App"

Runtime library for protocol buffers support. Use with package:protoc_plugin to generate Dart code for your '.proto' files.

Changes the case of the input text to the desire case convention.

The Diff Match and Patch libraries offer robust algorithms to perform the operations required for synchronizing plain text.

A library providing a tuple data structure.

Replacement for dart.io.Platform class which works on Web as well as Desktop and Mobile. Allows platform checks in your view/model layer easily.

Type-safe DateTime and Duration calculations, powered by extensions.

A starting point for Dart libraries or applications.

Library for use by client APIs generated from Discovery Documents.

Superpowers for Dart. Collection of useful static extension methods.

Function for sanitizing HTML to prevent XSS by restrict elements and attributes to a safe subset of allowed values.

Rich, simple, synchronous command-line prompt library for Dart.

Provides a simple class for parsing and comparing semantic versions as defined by http://semver.org/

A utility for counting in a variety of languages and styles. Made for lists.

A high-quality CSV library. Encode and decode CSV strings, with stream support (one row per event), auto-detection, and Excel compatibility. The string must be comma (configurable) separated values.

A simple Dart package exposing a Color class which can be used to create, convert, alter, and compare colors in a variety of colorspaces.

A easy dart package to decode JSON Web Tokens, and to check and give its expiry dates

A 'dart:html' that works in all platforms, including Flutter and server-side. Eases cross-platform development and HTML / XML processing.

Unicode characters library auto generated from http://www.unicode.org.

The rational package allows you to deal with rational numbers.

The decimal package allows you to deal with decimal numbers without losing precision.

This small library helps you to decode Json Web Tokens, you can also know if a JWT is already expired.

JSON Pointer (RFC 6901). Reads/writes referred values in JSON documents.

Provides easy access to useful information about the system (architecture, bitness, kernel, memory, operating system, CPU, user).

Plugin that allows Flutter apps to generate and print documents to compatible printers on Android, iOS, macOS, Windows, and Linux, as well as web print.

Library providing an adaptive number implementation. On JS runtimes, a 64-bit signed fixed-width integer will be used and for all other platforms the default Dart int data type.

Package to simplify and improve JSON parsing in isolates by keeping one isolate running per instance.

A library useful for creating fuzzy timestamps. (e.g. "15 minutes ago")

Checkers and tools to ensure your app is accessible to all. Ensures your app is accessible from day one, by checking your interface as you build it.

A process invocation abstraction for Dart that manages a multi-process queue.

A simple (but correct) dart class for validating email addresses

A library for terminal string styling as an extension on `String`.

A simple library to manage properties file (and something more) in Dart

Proj4dart is a Dart library to transform point coordinates from one coordinate system to another, including datum transformations (Dart version of proj4js/proj4js).

Utilities for building and parsing URIs, including support for parsing URI templates as defined in RFC 6570.

A library to write YAML documents, supporting Object encoding and 'dart:convert' 'Converter'.

Simple package making it easy to dispose (aka cancel, aka close) your objects.

Flutter plugin for launching Android Intents. Not supported on iOS.

MIME type library for Dart HTTP server applications.

Give your types superpowers and spice up your generics. Make types great again.

A common platform interface for the speech_to_text plugin.

A collection of customizable interactive command-line components.

A common platform interface for the vibration plugin.

Low-level link (text, URLs, emails, phone numbers, user tags) parsing library in Dart.

Platform independent OS detection.

Package including lot helpers for easy developing on dart language

A common platform interface for the open_file plugin.

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

Miscellaneous Dart libraries, including interoperability with java.io.DataInputStream and java.io.DataOutputStream.

A Dart template generator which helps teams generate files quickly and consistently.

Easy hexadecimal convertion using dart:convert API.

A state machine based, bring-your-own-io style implementation of the ZMODEM protocol in pure Dart

Implementation of RFC 9535 - JSONPath: Query Expressions for JSON. Reads and writes values in parsed JSON objects using queries like `$.store.book[2].price`.

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

An implementation of RFC 9485 I-Regexp: An Interoperable Regexp Format. Checks the I-Regexp for correctness, allows matching by substring or by entire string.

A minimal & safe utility to parse URIs.

Explicitly reads environment variables into a dart file from a .env file for more security and faster start up times.

Mutual exclusion with implementation of normal and read-write mutex

Dart library for parsing phone numbers. Inspired by Google's libphonenumber and PhoneNumberKit for ios.

The platform interface for the uni_links plugin.

A Dart package that parses LCOV coverage files into structured records, providing easy access to line, branch, and function coverage data.

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

A fast algorithm for finding polygon pole of inaccessibility. Useful for optimal placement of a text label on a polygon.

Common util classes for Strings, Dates, X509, PKCS, Cryptographie and more.

Creates Color instance from CSS color string according to https://drafts.csswg.org/css-color-3

A password strength estimator. Can be used to show the user whether the password they chose is strong against bruteforce or dictionary attacks.

Git command line wrapper. Exposes a Git directory abstraction that makes it easy to inspect and manipulate a local Git repository.

A fast algorithm for finding polygon pole of inaccessibility implemented as a Dart library. Useful for optimal placement of a text label on a polygon.

A library to make it easy to extract OSS license information from Dart packages using pubspec.yaml

A Flutter plugin for adding badges to your app icon. Supports iOS, Android, and macOS.

New Dart runtime for ANTLR4.

A simple and efficient implementation of an unmodifiable sparse list based on the binary search algorithm.

A library for common features required by console applications, including color formatting, keyboard input, and progress bars.

Process run helpers for Linux/Win/Mac and which like feature for finding executables.

An internal Flutter plugin for flutter_quill package to access platform-specific APIs

A common platform interface for the flutter_blue_plus plugin.

JSON Schema implementation in Dart

c#-like OneOf inspired from https://github.com/mcintyre321/OneOf

Allocation tracking and leak detection for Dart FFI code.

Parser and encoder for TOML v1.0.0 (Tom's Obvious, Minimal Language) configuration files.

Reactive Extensions Library for Dart providing an API for asynchronous programming with observable streams.

A simple API to format dates. Provides various constants to build Date format string. Use `formatDate` method to format date according to format string.

A common platform interface for the flutter_dropzone plugin.

Simplifies manual JSON parsing with a type-safe API. No dynamic, no manual casting. Flexible inputs types, fixed output types. Useful parsing error messages

Dart interface to irondash MessageChannel.

Dart library for validating and sanitizing strings, especially those from user input.

Comprehensive clipboard access package for Flutter. Supports reading and writing of rich text, images and other formats.

A package of formatters for international phone numbers, credit / debit cards and a masked formatter

Unicode 17.0 Normalization - NFC, NFD, NFKC, NFKD. This is a Dart port of [walling/unorm](https://github.com/walling/unorm).

Easy access to FlutterView, FlutterBinaryMessenger and FlutterTextureRegistry for FFI.

FlatBuffers reading and writing library for Dart. Based on original work by Konstantin Scheglov and Paul Berry of the Dart SDK team.

Calculate the difference between two lists as list of edit operations. Used for example for implicitly animating Flutter lists without having to maintain a StatefulWidget.

String validation and sanitization for Dart.

High performance CSV encoder and decoder with retained types and nullability.

Better conversion of ENUMs to string. Dart has annoying EnumName.ValueName syntax when calling enum.toString, this package fixes that.

An extension on String for the missing methods for camelCase, PascalCase, Capital Case, snake_case, param-case, CONSTANT_CASE and others.

JSON with comments and trailing commas.

A query string encoding and decoding library for Dart. Ported from qs for JavaScript.

A lightweight library streaming event-based XML Parser to parse XML Documents as a SAX.

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

Colorize console output

An API for defining and verifying files and directory structures.

Load environment variables from a `.env` file.

Simple library for generating random ascii strings by default using Random from 'dart:math'.

Dart implementation of sdp-transform

ShortId creates short non-sequential url-friendly unique ids. Perfect for url shorteners, MongoDB and Redis ids etc. (port from js)

A Flutter plugin to access advertising ID.Wraps ASIdentifierManager.advertisingIdentifier (on iOS) and advertising ID (on Android).

Simple package for parsing pubspec.lock files with a type-safe API and rich error reporting.

RBush — a high-performance R-tree-based 2D spatial index for points and rectangles.

A transparent image in Dart code, represented as a Uint8List.

Fetch accurate time or current DateTime object from (NTP) Network Time Protocol server.

A lightweight library for detecting the running browser and OS

Large collection of String functions aimed at extending the String class whilst providing safer methods for working with nullable Strings.

Recurrence rule parsing & calculation as defined in the iCalendar RFC

Flutter clipboard with text, Rich Text (HTML), and image support.

Insert an element between each element of an Iterable or List.

Common dart libraries used by LaunchDarkly SDKs. This is an internal package not designed for general use.

A lightweight library for GeoJSON data types available dart and flutter.

A full featured library for writing and running Dart benchmarks.

A small and fast module using a sweepline algorithm to detect intersections between polygons and/or polylines.

Charset encoding and decoding Library, include iso-(2-15), windows series, gbk, euc-jp, euc-kr, shift-jis. And supportted charset detect, canEncode, canDecode.

A small library for detecting if a point lies inside a polygon

A flutter plugin which could read image,files from clipboard and write files to clipboard.

Decode Exif metadata from digital image files. Supported formats: TIFF, JPEG, HEIC, PNG, WebP

Fixed scale decimal numbers with mathematical operations, formatting and parsing.

Money2 is a high-precision library for storing, parsing, formatting, and performing arithmetic on monetary values and currencies. Fixed-decimal math, multi-currency support and conversions, parsing and formatting. (Money.parse('$2010.00') * 10).format('SCC#,##0') -> $US20,100

Allows send emails from flutter using native platform functionality.

Dart package to render JSON data to YAML with built-in automatic beautifier and support for Dart pubspec.yaml and pubspec.lock conventions

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

Leverages libphonenumber to allow for asynchronous and synchronous formatting of phone numbers in Flutter apps.

A common platform interface for the flutter_libphonenumber plugin.

Some of the most common and useful string methods, Inspired by various other programming languages.

Smithy client runtime for Dart with common utilities for I/O and serialization.

Simple in-memory fuzzy text searching library.

A Sass implementation in Dart.

A library for converting HTML to Markdown. It supports CommonMark, simple table and custom converting rules.

A Dart Circular Buffer container based on List with a fixed capacity.

Provides easy access to system resources (CPU load, memory usage).

WeakMap is a map where the keys are weakly referenced. WeakContainer lets you check if an object is the same you had before. Cache functions for memoization with weak-references.

Simple CountUp timer / CountDown timer. It easily create app of stopwatch.

Automatically organize your dart imports

MessagePack implementation for dart. MessagePack is an efficient binary serialization format. It lets you exchange data among multiple languages like JSON.

Dart extensions for translating integers to Roman numerals and Roman numeral strings to integers.

This package provides the Stringprep (rfc4013) Profile for User Names and Passwords for dart. A port of https://github.com/reklatsmasters/saslprep to the dart lang

Parse a git commit message using the Conventional Commits specification.

Read, write and modify a pubspec.yaml with a type safe API including retention and modifications of comments and out of spec content.

A library for parsing and evaluating mathematical expressions, supporting real numbers, vectors, and basic interval arithmetic.

A Javascript engine to use with flutter. It uses Quickjs on Android and JavascriptCore on IOS

A pure dart package to apply useful rate limiting strategies on regular functions.

A collection of functions that allow you to interact with the file system and OS environment from any platform that supports dart:io. Copy, move, delete files and directory trees, search for files, create temp files and directories.

Utilities for working with chunked streams, such as byte streams which is often given as a stream of byte chunks with type `Stream<List<int>>`.

String validation and sanitization for Dart.

Retrieve Android/iOS device user agents in Flutter.

A Flutter plugin which helps you to open another app from your app

A tiny, secure, URL-friendly, unique string ID generator, nanoid with a pure Dart API.

A pure dart implementation of the BlurHash algorithm. This package provides both an encoder and a decoder, as well as some utility extensions.

Utilities to make working with 'Duration's easier. Formats duration in human readable form and also parses duration in human readable form to Dart's Duration.

Message Pack implementation for dart

Returns cached result of function call when inputs were not changed from previous invocation.

Read and write .ini files

Converts a path such as '/user/:id' into a regular expression.

Converts a string into a slug. Useful for URLs, filenames, IDs, and more.

A common platform interface for memory_info.

A cancellable event emitter which supports context based event driven programming.

A framework for checking values against expectations and building custom expectations.

Provides Terminal/Ansi functions used by DCli the Dart Console SDK but is also intended to be used directly.

Low level synchronization primitives built on dart:ffi.

A tiny, secure, URL-friendly, unique string ID generator. Dart implementation of ai/nanoid

Shared code between the stacked packages.

Common code used by multiple dcli packages.

Text wrapping and filling. It's a pure port of textwrap from Python.

Jinja2 template engine for Dart. Variables, expressions, control structures and template inheritance.

Dart console SDK - write console (cli) apps/scripts using dart.

Queue up futures from multiple sources and await their return anywhere in your code.

Adds extension method to get the ISO 8601 week of year from a date

Error handler library for type-safe and easy work with errors on Dart and Flutter. Either is an alternative to Nullable value and Exceptions.

Flutter plugin that allows you to check if an app is installed/enabled, launch an app and get the list of installed apps.

A simple way to cache values that result from rather expensive operations.

Matrix 2D is a package for mathematical 2D array functions and manipulations in Dart, similar to NumPy

Fuzzy search in Dart. Initially a code conversion, subset of Fuse.js.

A Changelog manipulation library. Read/modify/write your CHANGELOG.md. Inspired by keepachangelog.com.

A renderer (printer) for the markdown library. Renders the parsed AST back into markdown.

Utilities for diffing two JSON objects

Pure Dart Brotli decoder.

Multiple results for dart. Inspired by dartz's Either and Kotlin's sealed classes

Terminal string styling done right with a number of builtin style functions.

Extension on Dart `pub_semver` library. Provides `nextBuild`, `nextPreRelease` and `change`.

JSON Patch (RFC 6902). Implements Add, Copy, Move, Remove, Replace, Test operations on JSON documents using JSON Pointers.

An intuitive Event-based system, inspired by NodeJS's Event Emitter. Allows for multiple data types with type safety events. Based on JavaScript and suitable for Dart and Flutter.

A Flutter Plugin for Plist parser supporting XML and Binary formats.

Date manipulation library. DateTime extensions. Also includes an Interval object.

A lib to validate, format, strip and generate CPF and CNPJ numbers from Brazil.

Provides list of ISO 3166-1 country codes in enum-like class, as well as parsing and user-assigned code elements

Low level synchronization primitives built on dart:ffi.

Shelf middleware to GZIP encoding responses, with compression level and compression scope by content-type.

A simple utility for creating Graphviz directed graphs using an object oriented API.

Render text tables for your command line applications. Use padding, spans, custom borders, ANSI colors and more!

Utility to convert an upper or lower case Web3/Ethereum address to a checksum address (EIP55).

Nonce contains a static generator that generates random alphanumeric strings, and can be constructed as an object containing a generated string.

An implementation of the punycode algorithm.

Extensions for the core dart language classes.

Extensions for non Dart core packages.

This project parses and evaluates Common Expression Language (CEL) programs against some inputs.

Bson library for Dart. BSON is a binary-encoded serialization of JSON-like documents. The package allows also eJson and object serialization/deserialization.

Brings HexColor for your dart and flutter projects, convert material colors to hex colors

A bugless implementation of BigDecimal in Dart based on Java's BigDecimal

A portable Markdown library written in Dart that can parse Markdown into AST and HTML.

Dart async extensions, to help usage of Future, FutureOr and async methods. Also allows performance improvements when using sync and async code.

Lookup device marketing names for Android, iOS and browsers with ease. No internet connection or database required.

A package to get humanized file sizes. Translate raw file size into human readable strings.

A Simple Linear Algebra Package enabling easy Matrix calculations.

iOS compatible plist serialization and deserialization library for Dart.

A time and space efficient collection of data structures and algorithms to deal with data in Dart.

A package for formatting Dart strings like a format method in Python.

Basic Flutter/Dart classes for ESC/POS printing. Ticket class generates ESC/POS commands that can be sent to a thermal printer.

A templating library that implements the Mustache template specification, but is extendable.

Asynchronous tasks and parallel executors (similar to thread pools) for all Dart platforms (transparently), without having to deal with `Isolate` complexity.

A dart port of the liquid / django HTML template engine.

A dart library for converting country codes to emoji flags.

A Flutter plugin for app termination and restart with data clearing options.

Statsig SDK for Dart. Statsig enables developers to ship code faster and more safely.

A library for managing asynchronous processes inspired by the Go sync package.

A Flutter package provides some implementations of TextInputFormatter that format input with pre-defined patterns

Upgrade your class with automatic cleanup and finalization, similar to "using + IDisposable" in C# and "try-with-resource + AutoCloseable" in Java.

That package contains elements to easilly wrap JS library in Dart.

Easy async task cancellation for tasks using cancellation tokens in Dart.

Simple union types using extension types. Types: the union of `int` and `String` is `Union2<int, String>`. Values: `42.u21` is `42` with type `Union2<int, Never>`.

Handy utility to unescape string representation (unicode, newline, tab, etc).

Substitutes the Platform class, ensuring works across all platforms.

This package provides an interface for cancelation tokens as well as various implementations (cancelable, timeout, composite...).

Secure app content visibility when user leave app. It will hide content in the app switcher and display a frost barrier above locked content when the user get backs

A library to compute rankings of players. Uses ELO for dynamic rankings, and Bradley-Terry for static rankings.

A pure Dart implementation of JSONata - JSON query and transformation language for querying and transforming JSON data.

Utilities for working with English words. Counts syllables, generates well-sounding word combinations, and provides access to the top 5000 English words by usage.

The convenient enum of 256 colors for console. This library gives the color code for the console an easily recognizable name.

A set of helpers for resolving names and paths of dynamic libraries.

A common platform interface for the hotkey_manager plugin.

Extension method for translation ios utsname to full product name.

Blazing fast, cross-platform ObjectId implementation for the dart language.

Allows to kindly ask users to rate your app if custom conditions are met (eg. install time, number of launches, etc...).

General utilities for Dart projects.

A auto-completion engine for Dart/Flutter, based around an optimized Trie implementation.

Fluri is a fluent URI library built to make URI mutation easy.

Translates dart:ffi calls on the web to WebAssembly using dart:js

Package to remove unused keys in arb files, across all translations

A free CAPTCHAs alternative to enhance security and protect against bots.

A package to format duration from ISO 8601 duration format. It can parse string in either PnYnMnDTnHnMnS or PnW format. It will return the duration in ISODuration type.

Comprehensive string manipulation plugin for dart. Handles operations on latin, non latin and grapheme clusters alike! Features inspured from VocaJs

Calculate the modulo 97.

Fast base encoding / decoding of any given alphabet dart implementation library.

Country codes is an helper package that provides country details given a particular localization, such as dial codes, ISO 3166 codes (alpha-2, alpha-3) and country names.

Chinese character conversion pinyin library.Accurate and complete Chinese character dictionary.Fast conversion.

A validation library for IBANs included in the official registry. Also supports some unofficial ones.

A sane UUID implementation with support for generating and handling v1, v4 and v5 UUIDs according to RFC4122.

The Usercentrics Apps SDK is a Consent Management Platform framework that ensures legal compliance for different legal frameworks.

A full-featured package used to build and validate JSON schemas in Dart.

GBK codec converter (enCode and deCode) library includes bytes codec.

Extension method for translation Time Zone Id to ISO 3166-1 alpha-2 code (e.g. 'Asia/Seoul' to 'KR')

A password strength checker for flutter, works for Android and iOS.

Date and time library for Flutter, Web, and Server with support for timezones, calendars, cultures, formatting and parsing.

emoji-regex offers a regular expression to match all emoji symbols and sequences (including textual representations of emoji) as per the Unicode Standard.

A package that detects credit card types based on the current credit card number patterns

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

This package is not intended for wide use. It provides a temporary API to solve the problem: "Given an object some generic type A, how do I construct an instance of generic type B with the same type argument(s)?"

A lightweight package for gzip compression.

Charset/encoding converter that uses underlying platform - no external dependencies

Libphonenumber Platform Interface with MethodChannels and Utils classes.

Encoder and decoder for a canonical JSON format, useful when cryptographically hashing or signing JSON objects.

Lexicographically sortable, 128-bit identifier (UUID) with 48-bit timestamp and 80 random bits. Canonically encoded as a 26 character string, as opposed to the 36 character UUID.

Support for character encodings / charsets / codecs missing from `dart:convert` - ISO 8859 / Latin, Windows, DOS, GBK, Big5, and KOI8 R/U.

The Didomi CMP Plugin allows companies to collect, store, and leverage user consent under GDPR, CCPA, and other data privacy regulations.

A tool to view and check the licenses of a package's dependencies. It also generates a disclaimer file containing all the package licenses.

A Dart library for defining invertible functions and their compositions

A Dart library for converting between different units of measurement for various quantities

Collection of simple string and other types utilities.

Query builder for mongo_dart

A package to get the ip address of the current device. Uses https://api64.ipify.org to get the system IP.

Flutter package for Google libphonenumber, for Android and Web. Uses Flutter Federated Package for interoperability.

A Flutter plugin for the Android Play Install Referrer API. You can use it to securely retrieve referral content from Google Play.

MCP server that lets AI agents (Claude, Copilot, Cursor) inspect and interact with running Flutter apps — tap, scroll, type, and screenshot.

Punycoder is a well tested Dart implementation of the RFC 3492 Punycode specification

Dart package to compute base 58 encoding. This encoding is typically used for crypto currencies such as Bitcoin.

Utilities for formatting Dart's DateTime object using standard date/time notation or as a relative time offset.

Executes async tasks with a configurable maximum concurrency and rate.

📃 Calculates a minimal list of operations that convert one list into another if applied in order.

a configurable package to detect shake gestures, using the sensors_plus package.

Semaphore is a lightweight data type that is used for controlling the cooperative access to a common resource inside the isolate.

A Dart package that allows you to retrieve a list of running processes and check whether a specific process is running on Linux, macOS, and Windows.

A Flutter plugin for debouncing can be used to simplify the implementation of debouncing logic in Flutter applications, making it easier to handle user interactions effectively.

Plugin to monitor and prevent fraud attempts and malicious services to interact with your app. Contribute to list of blacklisted apps to keep everyone safe.

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

Simple Dart package for creating mailto links in your Flutter apps

A simple shell commands executor.

This flutter plugin is useful to find the origin of currently installed apk/ipa.

SSH and SFTP client written in pure Dart, aiming to be feature-rich as well as easy to use.

A package that validates credit card numbers, expiration dates, and security codes (CVV/CVC) based on the type of credit card

A Flutter/Dart utility to parse an SVG path into a equivalent Path object from dart:ui library.

Commitlint lint commit messages to satisfy conventional commit format

Provides data for world languages in the form of sealed classes.

A library for parsing and encoding IEEE-754 binary floating point numbers.

A flutter plugin to read and set network proxy info from native.

Base module classes with a well defined lifecycle for modular Dart applications.

Dart exception and error classes with generic type. Enables throwing, catching, and filtering custom exceptions based on their type argument.

Cached lazy variables that can be marked for re-initialization and memoized single and double argument functions.

A cross-platform plugin for adding embedded Python runtime to your Flutter apps.

An implementation of RegExp that isolates delimited blocks of text and applies the pattern to each block separately.

General dev utilities for Dart projects.

Generates random sentences and paragraphs (similar to "lorem ipsum" generators).

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

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

Provides data for world currencies in the form of sealed classes.

Extension methods for transforming objects and iterables into quoted strings and writing them to a string buffer.

Provides a collection of user input/output functions for the DCli Dart Console SDK, but is also intended for direct use when you just need to add user input to your console app without the full DCli set of features.\n

Plugin to deal with Apple Wallet & PKPass files on iOS. You can check for availabililty and add them.

Provides UrlBuilder functions.

Shared protocol implementation and utilities for generated AWS API clients.

Dart implementation of Googles Polyline Encoding lossy compression Algorithm.

Forus Labs' standard library extension. Utilities for date-times, timezones, collections, monads & more.

A lightweight library for parsing and updating spreadsheet documents

Provides easy access to system resources (CPU load, memory usage).

FHIR library of versions R4, STU3, DSTU2, and R5 (draft) for Dart & Flutter.

Cross-platform scientific library for Dart. The main goal of SciDart is run where Dart can run, in other words, run on Flutter, Dart CLI, Dart web, etc.

An extended text editing controller that supports different inline styles for custom regex patterns.

A library of Dart and Flutter utility classes that are used across other components of the atPlatform.

Contain "throttling" and "debouncing" async helper classes with listeners

SIMD-based linear algebra and statistics, efficient manipulation with numeric data

jmespath is a dart implementation of JMESPath, which is a query language for JSON.

Multi-purpose immutable DateTime subclass. Supports multiple localizations to easily convert DateTime and Duration into human-readable format

A package for creating a customizable progress bar in console easily.

Useful and simple flutter color handler.

Provides data for world countries in the form of sealed classes.

A URL-safe base64 encoding for UUIDv4 stripped of padding. Useful when embedding short random UUIDs in URLs.

A pure dart implementation of advanced 2D box transformation with easy and simple API.

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

A common platform interface for the platform_device_id plugin.

A Flutter implementation of box_transform package that provides easy 2D box transform operations with advanced resizing of rect in UI.

A Flutter package to calculate someone's age in days, months, and years; in addition it can be used to find the difference between two dates.

Dart (Flutter) SDK for ConfigCat. ConfigCat is a hosted feature flag service that lets you manage feature toggles across frontend, backend, mobile, desktop apps.

0 dependency package to convert a nested Map and flatten it into a single depth Map, and recover it later. Based on Node.js `flat` package.

This library provides the ability to query the device for installed email apps and open those apps

Package for load, manipulate, and save GPS data in GPX format (a light-weight XML data format for the interchange of GPS data - waypoints, routes, and tracks).

A Dart library that contains various utility classes such as atSign, atmetadata, configuration, and logger.

An easy and quick way to check if the local app is updated with the same version in their respective stores (Play Store / Apple Store ).

The at_client library is the non-platform specific Client SDK which provides the essential methods for building an app using the atProtocol.

Utility functions and methods to generate random BigInt, generate random prime BigInt and check if BigInt is prime.

Dart library to encode, decode and pretty print hex string

A package that helps you work with fractions and mixed fractions.

Dart library that provides simple and elegant way to decode and encode PEM.

Flutter Color manipulation and conversion, ported from JS tinycolor2

Lightweight parser for the JSON:API (http://jsonapi.org/) structure.

Convert number into words by localeID

A package to easily format money. It supports setting a custom currency symbol and format, using some of the inbuilt ones for the main currencies or using the system one.

Regular expression for matching ANSI escape codes.

An implementation of a type `Optional<T>` in Dart, similar to the standard one in Swift.

Common utilities to use JavaScript interoperability with Dart

A very fast static spatial index for 2D points based on a flat KD-tree. A port of javascript kdbush.

A straight forward implementation of base58check extending upon bs58 for Flutter writing in Dart.

Platform-agnostic rich text document model based on Delta format and used in Fleather editor.

Retrieve the current Dart and Flutter SDK semantic versions with easy-to-use nullable getters for streamlined version management.

This package provides a list of Countries with their name, ISO code, Dial code, Flag and Currency

For adding/subtracting sets of range of numbers, e.g. [ 1-3, 7-10 ]

Tokenizes a string that represents a regular expression. Dart port of ret.js

Create random strings that match a given regular expression.

It allows to get beautiful class to string.

Hashids is small library to generate YouTube-like ids from numbers. Use Hashids when you do not want to expose your database ids to the user.

Get the visual width of a string - the number of columns required to display it

A domain parser based on the Public Suffix List, for identifying the root and suffix/TLD of URLs.

This tool is perfect for creating console apps, offering widgets for Console elements, input handling, Help generation, argument events, and option configuration

Provides methods to encode/decode strings to/from the utf7 format as defined in rfc 2152

Contains info about current platform such as Build mode and Operating system.

Additional APIs for Dart Sass.

binary-to-text encoding schemes that represent binary data in an unicode string format, each unicode character represent 15 bits of binary data.

A Dart library that can read and write Intel HEX files. The Intel HEX format is a file format that contains binary information as ASCII text.

A Dart implementation of URI Templates defined in (RFC 6570).

A Flutter Plugin to get system plugin. Use to set dart HttpClient proxy for grabing requests.

Using this Package developer can check whether the user provided Email address Domain name is valid or fake

Package for building SQL queries in Dart, focusing on MySQL support.

String truncation library supporting predefined and custom truncation strategies

Dart library for working with Vehicle Identification Numbers (VINs) based on ISO 3779:2009 and World Manufacturer Identifiers (WMIs) based on ISO 3780:2009, enriched by NHTSA data.

Emojis for Dart! This package contain all unicode 13.0 emojis (2020)!

Implementation of string distance algorithms for advanced text comparison.

Process math expressions, like formulas or parts of equations, convert them to machine-readable form, and calculate them.

Flutter MCP Toolkit to add Flutter-specific methods to the MCP server

A Flutter package to detect file types based on their magic number instead of MIME types. Supports Flutter on mobile, desktop, and web without native code.

Dart common utils library.Contain DateUtil, EncryptUtil, JsonUtil, LogUtil, MoneyUtil, NumUtil, ObjectUtil, RegexUtil, TextUtil, TimelineUtil, TimerUtil.

R-tree implementation to index and query two-dimensional data

A small set utilities to safely convert JSON to values and back

A Dart package that provides extensions for checking empty or zero values

Low-level tools for working with JSON without creating intermediate objects.

A data related helper widget and tools to help you build your flutter app faster with less code.

Pure Dart implementations of LZ4, Snappy, GZIP, and Zstd compression algorithms with no native dependencies.

A Dart package to convert and format `DateTime` objects into human-readable 'time ago' strings like '20 seconds ago', 'a minute ago', or '7 hours ago'.

Pure Dart utility package for the JSON Patch standard. Can apply patch operations as well as perform a diff algorithm on JSON-like objects.

A 2D Bézier curve math library. Based heavily on the work of @TheRealPomax <pomax.github.io/bezierjs>. Live examples can be found at <www.dartographer.com/bezier>.

Dart library for converting standard data types to a binary format and back

A powerful and extensible Liquid template engine for Dart. Supports full Liquid syntax, custom tags and filters, and high-performance parsing and rendering.

Dart runtime extensions.

Notify wait/notify library.

Stream generator.

Light-Weight Flutter utilities.

YamlX is a library for parsing and manipulating YAML files in Dart.

A package that automatically generates JSON files for passing to the Dart --dart-define command and a Defines class for type-safe programmatic access. It streamlines environment constant management for different flavors and build-time constant injection.

A package that securely deploys files to the workspace from data retrieved from secret management tools such as the op inject command. It integrates with secret management tools like 1Password and AWS Secrets Manager to automate the distribution of sensitive files.

Cross-platform BSON ObjectId implementation in Dart

A new Flutter package to check if a word is singular or plural, it can also convert words to plural or singular

CIE color difference algorithms in Dart. This contains the dE76, dE94 and dE00 color difference algorithms produced by the International Commission on Illumination.

A Dart package to handle dynamic String & Json interpolation.

Multi-platform `parsec` plugin for Flutter to calculate math equations using C++ library. Supports Android, Linux, Windows, and Web (WebAssembly).

Dart timekeeping facilities. Make it easy to get uptime, and elapsed time.

Dart browser detector library. Detects popular browsers, engines and platforms by analyzing the user agent string. Safe to use with Flutter Native.

A package which parses ISO 8061 Duration (PnYnMnDTnHnMnS format).

Write and run automated code modifications on a codebase. Primarily geared towards updating and refactoring Dart code, but can modify any files.

A drop-in replacement for Dart's DateTime class with const constructors.

Get holidays in Japan. This library uses holiday_jp as Japanese holiday dataset.

Definitions of Rust-like types, Option and Result, to promote safer programming.

jsonlogic is dart implementation of JsonLogic, which applies logic rules on JSON.

UnifiedPush platform interface

An implementation of the Cassowary constraint solving algorithm in Dart.

A Dart package that removes Markdown formatting from text, converting it to plain text. Port of the popular Node.js remove-markdown package. Supports headers, emphasis, links, images, code blocks, lists, blockquotes, and more.

The package allows you to work with dynamic data in a strict form.

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

Utilities for accessing binary data and bit manipulation in Dart.

A front matter parser that extracts YAML metadata from the start of a file or string.

A package absorbing all Flutter utility functions, including extension functions and commonly used widgets

Layrz API models for Dart/Flutter. This package contains the models used by the Layrz API.

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

Parse and generate ISO 8601 duration strings.

Write scripts that call subprocesses with the ease of shell scripting and the power of Dart.

Lightweight implementation of a semaphore, a condition variable, and a lock that can be used to control (synchronize) access to a shared resources within an isolate.

A Generic Double Linked List data structure. Allows constant time inserting at elements at both ends, before and after any element and constant time element deletion.

A pure-dart library used to parse ICC profiles and create color transformations based on them

This package is designed to simplify the process of capturing phone numbers from users.

A very fast link-checker. Crawls sites and checks integrity of links both in HTML and in CSS.

A flutter package that implements a Controller for currency text input.

The classes and functions from dart:ui that works on all platforms: Color, Offset, Rect, Size, etc.

An ultimate numerical package for Dart for professional and every day use.

A new version for a really simple Flutter plugin to add events to each platform's default calendar.

Class definitions for pseudo-lists that simplify working with structures commonly encountered in combinatorics such as permutations, combinations and subsets.

A package helps to cancel StreamSubscriptions and close Sinks.

Dart library for splitting strings into sentences via a stream or iterator.

A wrapper for wasm which can be used as a drop-in replacement for dart:ffi for Web platform.

A Dart library offering flexible in-memory cache implementations (FIFO, LRU, MRU, LFU) with both single-threaded and async options for concurrent environments.

This package makes it possible to use colored prints.

Simple Dart library to deal with state names and abbreviations.

Implementation of The Remote Framebuffer Protocol (RFC 6143, aka VNC protocol)

Dart tools for initial client onboarding, subsequent client enrollment, and enrollment management.

A platform interface plugin for proximity screen lock plugins

Basic Flutter/Dart classes for ESC/POS printing. Ticket class generates ESC/POS commands that can be sent to a thermal printer.

UnifiedPush Storage Interface

Get the free, available and total storage space for the device. Utility helpers for readable sizes

A Dart library for seamless interaction with JavaScript using `dart:js_interop`, supporting deep transformations of objects, maps, and arrays.

Standalone file size conversion and formatting library. Generate human-readable output for UIs. Supports metric/binary units (KB, KiB, MB, MiB, etc.)

Dart bindings for Imaging from Pillow with jpeg and blurhash encoders

Jaguar stuff common to both server and client. Uses neither dart:io nor dart:html

A fast data structure to match HTTP URL routes. Also handles regular expression (regexp) and glob path segments.

Strip markdown from markdown formatted string.

Emulates C# Guid. Generate new UUIDs, add variables of type Guid to classes.

Flutter plugin for getting Android directories. (Downloads, Movies, Pictures...)

Micro-framework for Flutter that's built to simplify app development for Flutter projects.

Priority queue with concurrency control

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.

Simple and fast TCP scanner.

A flexible Dart bytecode compiler and interpreter written in Dart, enabling dynamic execution and code push for AOT Dart apps.

Portable Dart package to handle data serialization/deserialization efficiently, including a dynamic BytesBuffer to read/write data.

Utilities for handling media (MIME) types, including determining a type from a file extension and file contents.

Facilitates working with physical quantities such as angles, lengths, masses, temperatures and many others. Supports uncertainty and arbitrary precision.

A library providing a tuple data structure for Dart and a convenient way to use it

Reactive storage for Dart/Flutter. RxDart Storage for Dart/Flutter.

A drop-in replacement for dart:ffi for all platforms including web (using wasm_ffi).

Universally Unique Lexicographically Sortable Identifier for Dart

This is a plugin that lets you get the basic information from your application's client. It's easy to use and supports different platforms (Android, iOS, and Web).

Simple and light units conversion package for all your needs.

A collection of extension methods for nums, ints, and doubles; and iterables of nums, ints, and doubles.

Parser and utilities for AngularDart templates

Package for doing SQL with some type safety.

Extensions for handling common types and converting them to/from byte arrays

A lightweight library for encoding and decoding JSON5 with comments and trailing commas support.

Package to find users' country from their IP. Dart package based on country API.

Dart implementation of a mustache subset for simple String templates with filters.

Add fancy methods to your enums

A dart-lang implementation of the Multihash protocol of Multiformats.

Statistics package for easy and efficient data manipulation with built-in Bayesian Network (Bayes Net), many mathematical functions and tools.

A simple throttle library for limiting consecutive execution of functions

Dartlin is a helper library that provides readable methods with which you can write cleaner looking code.

A JWT decoder that allows you to extract all the necessary data like the header, payload, expiration date and issued date from a JWT.

Flutter plugin to verify the integrity of the app and detect if it has been tampered at run time.

An in-memory untyped data storage with the possibility to query and modify it

A library to accumulate required dart helper and utility codes

A common platform interface for the zstandard plugin.

A common platform interface for the moengage_inbox plugin.

Emojis for Flutter & Dart (Unicode 17.0) + one, yet powerful emojis String extension

macOS platform implementation of zstandard

Android platform implementation of zstandard

Linux platform implementation of zstandard

Flutter plugin to implement Zstandard compression

Windows platform implementation of zstandard

Web platform implementation of zstandard

List manipulation, ordering, searching, summarizing, etc.

iOS platform implementation of zstandard

printx will allow to print object in colorize

Darwin implementation of the flutter_charset_detector plugin.

Provides classes and methods allowing to work with ranges

A collection of git helper scripts for repository checks and other utilities.

Convert numbers to words in 12 languages with currency & ordinal support. Easy-to-use extension methods for Flutter/Dart apps.

Helps you remove accents and diacritics from strings. It comes with a built-in Crawler feature.

Web implementation of the flutter_charset_detector plugin.

A package for serialize and deserialize common UI data classes in Flutter.

It is a package to generate random text easily, quickly and dynamically.

A package for implementing finite state machines in Dart.

A common platform interface for the flutter_secure_storage_x plugin

Serialize Canvas path commands to SVG.

A library to convert Dart values into human-friendly representations.

XPath package for HTML and XML, basic XPath syntax are supported.

A Flutter plugin for launching a Store in the mobile platform. Supports AppStore, PlayStore and AppGallery.

An ongoing effort to port the Java Topology Suite to the dart programming language and make it available to its mobile, dektop and web environments.

Additions and helpers to the args packages needed by various of our projects.

A dart package offering methods for consistent versioning of dart packages..

Dart library for changing String case style to the desired convention.

Dart library for displaying ascii tables.

A Dart package providing a collection of console colors to easily colorize command line outputs.

A simple function allowing to capture the exeuction of print calls..

GgProcess is a wrapper around Process.run and Process.start. It allows us to mock the execution of console programs.

A super simple dependency injection implementation for flutter that behaves like any normal IOC container and does not rely on mirrors

Packages for our standard features - maintained by the Dart team.

Provides a method isGitHubAction which returns true if the currenct directory is running as part of a GitHub action.

A library for parsing CLI input and structuring CLI commands

Flutter's compute function made available for all non-Flutter Dart programs

Memory Cache is simple, fast and global in-memory cache with CRUD features.

gg_json offers a bunch of JSON helpers used in various context.

Chalk helps to style your terminal strings

A simple way to check if your application is already running.

Checks for/sanitizes illegal characters in file names for different platforms.

Replaces characters in strings that are illegal/unsafe for filenames.

Flutter package for rendering JSON data as an interactive hierarchical tree structure with customizable appearance and lazy rendering for improved performance.

Robust, efficient, and deadlock-free synchronization in Dart. Concurrency made simple, without sacrificing performance.

Core library for parsing IPFS-related things. This package is mainly used by https://atprotodart.com packages.

Prints progress, success, and error messages with Unicode icons for async operations.

A Dart implementation of the Consistent Overhead Byte Stuffing (COBS) algorithm.

A dart sorted list that keeps its elements ordered in the specified sequence.

Resumable http download request - pause, resume, cancel, realtime progress and error handling

A package for parsing String into DateTime in any format. Easy way to parse a date in any format and in any language, while always respecting ISO and RFC formats.

A minimal Service Locator with compile-time safe provider references, enabling clean dependency injection patterns.

wcwidth for dart

Provides the easiest and most powerful way to analyze the text for Bluesky Social.

A Dart package that enhances the user experience by displaying static tabular data in terminal.

A utility to check the platform for ohos

Android implementation of the flutter_charset_detector plugin.

UUID type, parser and generators. Can generate v1, v4, and v5 UUIDs

Package com métodos para a validação de todos os tipos de boleto do Brasil definidos pela FEBRABAN

A common platform interface for the flutter_charset_detector plugin.

Classic CSV parsers suitable for most use cases. Pretty fast parsing. With experimental event-based streaming parsing.

Implemention of base62 fractional indexing, in dart.

High-performance byte and data-rate conversions with BigInt precision, expression parsing, transfer planning, storage profiles, and localization-ready formatting.

Flutter plugin for works with colors schemes like a hex, hsl, xyz and cielab

MoneyFormatter is a Flutter extension to formatting various types of currencies according to the characteristics you like, without having to be tied to any localization.

Flutter three_js_math package converted from threejs and three_dart package to be used with three_js.

Kotlin-inspired scope functions implemented in Dart with the goal of executing a block of code within the context of an object

The regex library supports emojis, 50+ country IDs, usernames, email, URL, image formats, date-time, CVV, and whitespace patterns, and 1000+ more.

A minimalistic JPEG encoder.

Cyrillic windows-1251 (cp1251) encoding implementation for Dart.

A minimal, zero-dependency Jinja templating engine for Dart, ported from llama.cpp. Focused on security and efficiency.

A set of classes representing the CMYK, HSI, HSL, HSP, HSB, LAB, Oklab, RGB, and XYZ color spaces with methods to convert colors between each space.

Xid is a globally unique id generator. Xids are small, fast to generate, sortable, compact URL-safe string with no configuration or central generator server.

a fast gbk codec, support GBK encoding and decoding with stream api.

Dart package for image comparison. Compare images for difference using a variety of algorithms.

Helper libraries for creating discoverable development services

A simple library for parsing strings into callable function-trees.

Humanize a duration to a readable format | 361000 becomes "6 minutes, 1 second"

A comprehensive Flutter package for idle detection with full web scroll support, mouse movement, keyboard input, and touch gesture detection.

A html parser implementation with html for xpath_selector, xpath_selector is required.

Loads a DynamicLibrary of opus for usage with opus_dart on flutter platforms.

A package that exports functions for converting, formatting, and nicening of dates/times in Dart.

Synchronization primitives for asynchronous Dart code: Event, Lock and Semaphore

A dart package to parse ISO Base Media File Format.

Contains shared logic between platforms and interfaces for them

A shared interface for common random access data.

A texture helper which brings a high level api to handle BGRA data.

An efficient and schemaless binary encoding format for Flutter and Dart.

Change indentation in multiline Dart strings while preserving the existing relative indentation.

A dart package provides FIFO cache and its entries will expire according to time. Also proviodes mutex like method for search usage. Check out example/async_search_example.dart.

Provide a simple dart cache library usable on web, flutter and server side

Tokenization and syntax highlighting support for various programming languages and data formats.

Decode EXIF data from image files (improved fork of https://github.com/bigflood/dartexif). Supports VM, JavaScript and Web Assembly.

Adds extension method to get the week number from a date