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

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

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

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

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

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

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

A package for manipulating stack traces and printing them readably.

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

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

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

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

A pluggable, mockable platform information abstraction for Dart.

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

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

Provides a standard representation for source code locations and spans.

A fakeable wrapper for dart:core clock APIs.

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

A library that contains a Dart API for the JSON-based protocol for `hook/build.dart` and `hook/link.dart`.

A library to programmatically manipulate source map files.

A pluggable, mockable process invocation abstraction for Dart.

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

APIs for parsing and manipulating HTML content outside the browser.

A class for parsing strings using a sequence of patterns.

Useful Unicode glyphs and ASCII substitutes.

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.

Collections and utilities functions and classes related to collections.

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

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

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

A templating library that implements the Mustache template specification

A vector math library for 2D and 3D applications, supporting 2D, 3D, and 4D matrices.

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.

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

A package for applying source maps to stack traces.

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

A library for YAML manipulation with comment and whitespace preservation.

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

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

Graph algorithms that operate on graphs in any representation.

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.

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

A package to add shell command completion to your Dart application

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

A convention and utilities for package extension discovery.

A collection of utilities to transform and manipulate streams.

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

A native Dart implementation of the D-Bus message bus client. This package allows Dart applications to directly access services on the Linux desktop.

Exposes the POSIX api on OSx and Linux

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.

Lock mechanism to prevent concurrent access to asynchronous code.

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

Shared utility functions for package:jni and package:jnigen.

Time zone databases and time zone aware `DateTime`.

Allocation tracking and leak detection for Dart FFI code.

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

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

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

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

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.

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"

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

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

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.

A library providing a tuple data structure.

Library for use by client APIs generated from Discovery Documents.

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

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

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

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.

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

A starting point for Dart libraries or applications.

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

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

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

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

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

Superpowers for Dart. Collection of useful static extension methods.

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.

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

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

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

The rational package allows you to deal with rational numbers.

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

A common platform interface for the speech_to_text plugin.

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

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

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

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

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

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

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.

Easy hexadecimal convertion using dart:convert API.

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

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

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

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

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

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

MIME type library for Dart HTTP server applications.

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.

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

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

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

Package including lot helpers for easy developing on dart language

A common platform interface for the open_file plugin.

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

A common platform interface for the vibration plugin.

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

Platform independent OS detection.

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

A minimal & safe utility to parse URIs.

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

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 collection of customizable interactive command-line components.

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

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

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

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.

New Dart runtime for ANTLR4.

Mutual exclusion with implementation of normal and read-write mutex

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

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

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

Dart implementation of sdp-transform

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

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

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

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.

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

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

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

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

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

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

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

JSON Schema implementation in Dart

The platform interface for the uni_links plugin.

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

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

An API for defining and verifying files and directory structures.

A common platform interface for the flutter_blue_plus plugin.

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

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

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

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

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.

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

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

A common platform interface for the flutter_dropzone plugin.

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

Colorize console output

Wraps an object in a dedicated isolate and forwards method calls to it, so timer- or event-loop-driven work (e.g. progress spinners) keeps running even when the calling isolate's event loop is blocked. Dependency-free.

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

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

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

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

Dart interface to irondash MessageChannel.

JSON with comments and trailing commas.

Allows send emails from flutter using native platform functionality.

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

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

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

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

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

iOS compatible plist serialization and deserialization library for Dart.

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

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

Easy access to FlutterView, FlutterBinaryMessenger and FlutterTextureRegistry for FFI.

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

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.

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

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

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

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

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

Load environment variables from a `.env` file.

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

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

Android implementation of the quill_native_bridge plugin.

String validation and sanitization for Dart.

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

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

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

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

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

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

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

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

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

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

Message Pack implementation for dart

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

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

A lightweight library for detecting the running browser and OS

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

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

Android implementation of the flutter_libphonenumber plugin.

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

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

A common platform interface for the flutter_libphonenumber plugin.

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

Web implementation of the flutter_libphonenumber plugin.

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

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.

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

Recurrence rule parsing & calculation as defined in the iCalendar RFC

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

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

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

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

Pure Dart Brotli decoder.

A Sass implementation in Dart.

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

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

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.

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

Automatically organize your dart imports

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

Access to shared application group container on iOS & macOS.

String validation and sanitization for Dart.

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

Like dart:io but with Node.js.

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

Common code used by multiple dcli packages.

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

Parse a git commit message using the Conventional Commits specification.

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

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

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

Low level synchronization primitives built on dart:ffi.

Simple in-memory fuzzy text searching library.

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

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

Extensions for the core dart language classes.

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.

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>>`.

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

Read and write .ini files

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

iris_method_channel is a method channel that communicate between C/C++(iris) and dart, which is used by Agora Flutter SDKs.

Shared code between the stacked packages.

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

An implementation of the punycode algorithm.

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

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

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

Query builder for mongo_dart

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

Collection of simple string and other types utilities.

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

Renders style-able flex ascii tables.

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

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

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

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

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

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

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

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

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

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

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.

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

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

Substitutes the Platform class, ensuring works across all platforms.

A common platform interface for the flutter_email_sender plugin.

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

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

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

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

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

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

Low level synchronization primitives built on dart:ffi.

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

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 common platform interface for the hotkey_manager plugin.

tvOS (Apple TV) implementation of the flutter_secure_storage Flutter plugin, provided by flutter-tvos.

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

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

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

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

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

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

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

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

Fast and error resilient codecs. Supports Base2, Base8, Base16, Base32, Base64, BigInt, UTF-8, and the PHC/crypt string format.

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

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

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

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

Dart string formatting with Python-style braces and printf mini-languages.

Extensions for non Dart core packages.

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

A pure Dart implementation of Handlebars template engine.

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

A common platform interface for memory_info.

A dart library for converting country codes to emoji flags.

Dart memory library (questions, answers, notes, people) with LLM-powered analysis and CLI integration.

Retrieve Android/iOS device user agents in Flutter.

Windows platform implementation of zstandard

Flutter plugin to implement Zstandard compression

Web platform implementation of zstandard

Linux platform implementation of zstandard

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

A common platform interface for the zstandard plugin.

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

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

General utilities for Dart projects.

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

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

iOS platform implementation of zstandard

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

macOS platform implementation of zstandard

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

Android platform implementation of zstandard

Simple Dart library to deal with state names and abbreviations.

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

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

Extension method for translation ios utsname to full product name.

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

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

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

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

Native zstd C sources and FFI bindings for the zstandard Flutter plugin.

Shelf Plus is a quality of life addon for your server-side development within the Shelf platform.

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

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

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

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

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

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

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

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

Provides UrlBuilder functions.

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

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

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

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

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

Dart implementation of Googles Polyline Encoding lossy compression Algorithm.

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

Calculate the modulo 97.

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

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

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

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

Flutter bindings for the Rust Vodozemac 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.

Simple Dart package for creating mailto links in your Flutter apps

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

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

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

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.

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

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

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

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

A simple Dart library for managing scoped dependencies built on top of Zones from dart:async.

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

Libphonenumber Platform Interface with MethodChannels and Utils classes.

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

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

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

Core package for A2UI protocol.

Jinja engine for Hugging Face and GGUF LLM chat templates: messages, tools, generation prompts. Parity-tested against llama.cpp and Jinja2. All platforms, including web and Wasm.

Flutter版本的shiply资源sdk

An abstract class to assist with converting to and from JSON with various primitive parsers.

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

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

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

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

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

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

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

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

nullx is a collection of elegant extensions for handling null types in Dart.

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

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

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

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)?"

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).

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

UnifiedPush platform interface

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

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

Utilities for diffing two JSON objects

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

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

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

Google reCAPTCHA v3 plugin for Flutter Web. A Google reCAPTCHA is a free service that protects your website from spam and abuse.

Low-level Dart FFI bridge for llama.cpp.

Heap manual track SDK for Flutter apps on iOS, Android, and macOS.

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

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

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

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

Generic Dart exception and error classes. Enables throwing and catching custom exceptions based on their type argument.

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

Parse and generate ISO 8601 duration strings.

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

A simple shell commands executor.

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

Shared protocol implementation and utilities for generated AWS API clients.

Fast, complete CSV parser for Dart. Encode, decode, stream, query, and validate CSV data with automatic type inference and zero dependencies.

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 query the device for installed email apps and open them programmatically.

Useful and simple flutter color handler.

Extension methods on StringBuffer for transforming objects and iterables into quoted strings.

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

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

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

A lightweight library for parsing and updating spreadsheet documents

A package inspired by functional programming, designed to enhance the structure, safety, and debuggability of mission-critical code.

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

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.

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

A Simple Linear Algebra Package enabling easy Matrix calculations.

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

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

Annotations for the df_safer_dart_lints package.

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

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

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

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

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

General dev utilities for Dart projects.

The web implementation of libphonenumber that uses libphonenumber_platform_interface

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

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

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

Dart model classes for the Model Context Protocol (MCP) — tools, resources, prompts, subscriptions and notifications. No codegen.

Configuration parser with error checking, validation and logging config support.

List manipulation, ordering, searching, summarizing, etc.

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

Package singleflight provides a duplicate function call suppression mechanism.

Regular expression for matching ANSI escape codes.

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

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

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.

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

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

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

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 ).

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

Commitlint lint commit messages to satisfy conventional commit format

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

Emojis for Dart! This package contain all unicode 17.0 emojis (2025)!

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

Implemention of base62 fractional indexing, in dart.

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

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

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

Flutter Color manipulation and conversion, ported from JS tinycolor2

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

A calculator for humanity’s peculiar conventions of time.

A shared interface for common random access data.

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

The windows implementation of Flutter plugin for google places sdk

Parse and format times, inspired by strptime and strftime.

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.

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>`.

A dart package to parse ISO Base Media File Format.

String truncation library supporting predefined and custom truncation strategies

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

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

Dart SDK for AG-UI protocol - standardizing agent-user interactions through event-based communication

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

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

A Dart library for defining invertible functions and their compositions

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

To display data in a width-limited component, this function will smartly help you to convert number to a certain chart length. To be simple, plain, flexible and accurate.

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

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

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

Simplifies type conversions, inspections, nested data access, sync/async operations and more.

Algorithmic Cognitive Complexity calculation and Data-Flow analysis library and CLI tools for Dart and Flutter.

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

Scan JPEG markers in a JPEG file.

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

Binarize allows for a more streamlined and extendable binary creation experience.

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.

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

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 for FSRS, which implements the Free Spaced Repetition Scheduler algorithm. This package assists developers in incorporating FSRS into their flashcard applications.

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.

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

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

Pure-Dart QuickJS JavaScript runtime on dart:ffi with synchronous host callbacks. Vendored QuickJS 2024-01-13 + a C bridge with JSON marshaling.

A library for legal chess move generation, maintenance of chess game state, and conversion to and from the formats FEN and PGN.

It allows to get beautiful class to string.

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

Package for doing SQL with some type safety.

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

Dart bindings for Tizen native APIs, powered by ffigen.

A Dart package to handle dynamic String & Json interpolation.

Utilities for accessing binary data and bit manipulation in Dart.

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

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

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

A platform interface plugin for proximity screen lock plugins

Generated country class with country_generator using countries.

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

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.

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

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

A pure dart package of String validators and sanitizers. Inspired by validator.js.

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

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.

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

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

A common platform interface for the platform_device_id plugin.

UnifiedPush Storage Interface

Library to calculate prayer times for muslims. Based on precise astronomical formula.

Common utilities to use JavaScript interoperability with Dart

A framework-agnostic Seed/Branch keyed-reconcile tree engine — Flutter's element/reconciliation model extracted to pure, bare-VM Dart.

Relative time for Dart and Flutter, such as "just now", "5 minutes ago" or "in 3 days", in 22 locales with CLDR plurals, short styles and an injectable clock.

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

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.

This package provides a Dart wrapper for WebAssembly JavaScript API

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

A common dependency for all context_plus-related packages

A common platform interface for the cross_file plugin.

Streaming API implementation of MessagePack binary serialization format - msgpack.

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

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

The package to parse typled text content.

Lightweight Flutter country and locale utilities with ISO 3166-1/2 codes, calling codes, localized names, device locale detection, and search.

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

Convert number into words by localeID

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

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

Light-Weight Flutter utilities.

Notify wait/notify library.

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

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

Read and write audio metadata in Flutter. Supports MP3, FLAC, OGG, MP4, WAV, AIFF, and more. Powered by Rust for fast, reliable performance.

A package helps to cancel StreamSubscriptions and close Sinks.

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>.

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

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

A Flutter plugin to detect system proxy settings, helping non-proxy-aware HTTP clients retrieve proxy configurations for successful network requests.

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

Create random strings that match a given regular expression.

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

Strip markdown from markdown formatted string.

Dart bindings for Imaging from Pillow with jpeg and blurhash encoders

A mustache package extension for handling case conversions through e.g. {{#constant_case}} {{varName}} recased {{#constant_case}}

Mustache Extended. A fork from mustache and mustache_template that will be maintained and that has improvements over it.... or just "Mustache with steroids"

An implementation of the Cassowary constraint solving algorithm in Dart.

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

Implementation of string distance algorithms for advanced text comparison.

A flutter package to convert gbk to utf-8. Fork of https://github.com/best-flutter/gbk2utf8 which seems to be abandoned.

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

The package provides a library for reading ISO Base Media File Format (BMFF) files.

Discord Rich Presence for Dart/Flutter desktop applications. No Flutter dependency required.

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

Pure-Dart extension contract for Leonard — the Flutter-free types a host (Flutter binding or non-Flutter VM-service host) implements and exposes.

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

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

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

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

This plugin helps you to get install date of the application

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

A lightweight Dart package which provides the class Week (based on the ISO 8601 format).

A common platform interface for the FlutterMidiCommand plugin.

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

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.

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

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

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

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.

JSON-LD Processor according to JSON-LD Processing API 1.1 with support for URDNA2015 normalization.

Simple and light units conversion package for all your needs.

A package for implementing finite state machines in Dart.

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

Flutter plugin for KARTE Variables, provides a simple API to access variables. Supports on Android and iOS.

Flutter integration for nativeapi: widgets, dart:ui conversions and the multi-window bridge on top of package:nativeapi.

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 tiny collection of basic interfaces.

Content Values map helpers. Define objects that can be converted to/from maps.

CRAP metric analyzer and configurable quality gates for Dart and Flutter projects. Combines cyclomatic complexity with test coverage, enforces file size, golden test, l10n, accessibility and API documentation gates.

Executes async tasks with a configurable maximum concurrency and rate.

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

Android implementation of the flutter_charset_detector plugin.

A common platform interface for the flutter_secure_storage_x plugin

RIFF-WAV audio file format handling and manipulation written in pure dart.

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

Pure-Dart Nostr protocol library. Events, signing, NIP-44 encryption, gift wrap, and 35+ NIPs. Transport-agnostic, Flutter Web compatible.

Reading resource data from files in a portable way (VM, Web, Flutter and native).

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

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

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

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

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

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

A common platform interface for the flutter_charset_detector plugin.

A pure Dart toolkit for parsing, editing, validating, and converting workout activity files in GPX, TCX, FIT, GeoJSON, and CSV formats.

This dart package ensure your pack of async tasks execute in order, one after the other.

Cross-platform BSON ObjectId implementation in Dart

The clipper2 library performs intersection, union, difference and xor boolean operations on both simple and complex polygons. It also performs polygon offsetting.

Run multiple future-returning & async functions with limited concurrency.

A Dart library for calculating Jewish zmanim (halachic times) including astronomical times for prayers, Shabbat, and other Jewish religious observances.

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

Dart library for displaying ascii tables.

A set of utilities for provider package.

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

Web implementation of the flutter_charset_detector plugin.

Adds extension method to get the week number from a date

Library of useful stuff when building cli programs which use the AtClient SDK

Darwin implementation of the flutter_charset_detector plugin.

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

A comprehensive vCard parsing and generation library supporting vCard 2.1, 3.0, and 4.0 formats with jCard and xCard representations.

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.

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

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

wcwidth for dart

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

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).

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

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

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

A library for reading and writing Garmin FIT files. The Flexible and Interoperable Data Transfer (FIT) protocol is a standard for storing fitness activities, courses, and workouts.

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

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

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

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

Unique name generator package for generating random and unique names.

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

Functional batteries for Dart. Implementation of Either, Optional etc.

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