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Command-line and server libraries and packages
Libraries and packages that can help you write Dart command-line & server apps.
TheDart SDK containsdart:io and other libraries that provide low-level command-line & server APIs.
SDK libraries
#The Dart SDK contains dart:io and other libraries that provide low-level web APIs.
- The dart:io documentation
An example-driven tour of using the dart:io library. Topics include working with files & directories, and making & handling HTTP requests.
- dart:io API reference
Complete reference documentation for the dart:io library.
Community packages
#Thepub.dev site allows you to search for packages that support command-line and server apps by specifying the platforms your app needs to support. You can also search for words that describe the functionality you need.
Command-line packages
# Command-line apps often use the following packages, in addition togeneral-purpose packages such asarchive,intl, andyaml:
| Package | Description |
|---|---|
| args | Parses raw command-line arguments into a set of options and values. |
| cli_util | Provides utilities for building command-line apps. |
| completion | Adds command-line completion to apps that use theargs package. |
| path | Provides comprehensive, cross-platform operations for manipulating paths. |
| usage | Wraps Google Analytics. |
Server packages
# Server apps can choose from many packages, in addition to the packages listed in the previous table andgeneral-purpose packages such aslogging:
| Package | Description |
|---|---|
| crypto | Implements cryptographic hashing functions for algorithms such as SHA-1, SHA-256, MD5, and HMAC. |
| grpc | ImplementsgRPC , a high performance, open source, general RPC framework that puts mobile and HTTP/2 first. |
| shelf | Provides a model for web server middleware that encourages composition and easy reuse. |
| dart_frog | A fast, minimalistic backend framework for Dart built on top of Shelf. |
| serverpod | A scalable app server that supports code generation, authentication, real-time communication, databases, and caching. |
Unless stated otherwise, the documentation on this site reflects Dart 3.11.0. Page last updated on 2025-09-15.View source orreport an issue.