collection

Collections and utilities functions and classes related to collections.

$dart pub add collection

Official docs outline

Extra Credit builds an outline of collection's docs the first time your work uses it. Until then, start at the official documentation.

http A composable, multi-platform, Future-based API for HTTP requests.
build_runner A build system for Dart code generation and modular compilation.
meta Annotations used to express developer intentions that can't otherwise be deduced by statically analyzing source code.
pedantic The Dart analyzer settings and best practices used internally at Google.
plugin_platform_interface Reusable base class for platform interfaces of Flutter federated plugins, to help enforce best practices.
path A string-based path manipulation library. All of the path operations you know and love, with solid support for Windows, POSIX (Linux and Mac
intl Contains code to deal with internationalized/localized messages, date and number formatting and parsing, bi-directional text, and other inte
json_serializable Automatically generate code for converting to and from JSON by annotating Dart classes.
dio A powerful HTTP networking package, supports Interceptors, Aborting and canceling a request, Custom adapters, Transformers, etc.
json_annotation Classes and helper functions that support JSON code generation via the `json_serializable` package.
mockito A mock framework inspired by Mockito with APIs for Fakes, Mocks, behavior verification, and stubbing.
path_provider Flutter plugin for getting commonly used locations on host platform file systems, such as the temp and app data directories.