Directory

Open Source Packages

Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.

5929 packages

All Packages

Kind1
Library4824 SDK549 Tool342 Framework214
Category
Utilities Ids Helpers1293 Serialization Data Formats487 UI Component Libraries383 Cli Terminal323 Authentication Authorization289 Cryptography Hashing259 Web Frameworks API Servers246 Build Tools Bundlers227 Image Media Processing213 Cloud Sdks200 Database Drivers Clients200 Async Concurrency Runtimes194
Tags4
React667 Python638 Javascript591 Rust485 Typescript408 Hacktoberfest308 PHP304 Nodejs280 Parser224 JSON205 Laravel203 Go192 Python360 Algorithm12 Javascript7
Sort:Used by Most Apps
Used by Most Apps Health Score Most Stars A-Z
Showing 8 of 5929 packages
Framework Javascript Python3 Algorithm Parser Clear all
63Health
Framework npm

Commander.js

The complete, battle-tested framework for building Node.js command-line interfaces.

28,391
MIT
Used by 94
90Health
Framework PyPI

FastAPI

A modern, high-performance Python web framework for building APIs with automatic validation, serialization, and interactive docs.

102,333
MIT
Used by 76
79Health
Framework npm

yargs

The modern, pirate-themed command-line argument parser and command framework for Node.js

11,504
MIT
Used by 42
90Health
Framework PyPI

Typer

Typer is a Python library for building CLI applications, using type hints to generate arguments, options, validation, help text, and shell completion automatically.

19,983
MIT
Used by 26
87Health
Framework npm

oclif Core

The Node.js framework that powers Salesforce CLI and Heroku CLI, providing flag parsing, help generation, and a plugin system for building CLIs.

316
MIT
Used by 8
77Health
Framework PyPI

behave

A Python behavior-driven development framework that runs Gherkin feature files against step definitions written in plain Python.

3,529
Other
Used by 3
38Health
Framework npm

Clipanion

A type-safe, dependency-free CLI framework for building nested, typed command-line applications in TypeScript.

1,257
MIT
Used by 2
75Health
Framework PyPI

taskiq

An async-first distributed task queue for Python with type-safe tasks, pluggable brokers, and first-class FastAPI/AioHTTP integration.

2,333
MIT
Used by 1

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