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

Kind2
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
Tags2
React667 Python639 Javascript591 Rust485 Typescript408 Hacktoberfest308 PHP304 Nodejs280 Parser224 JSON204 Laravel203 Go192 Devtools16
Sort:Used by Most Apps
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Showing 7 of 5929 packages
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62Health
Framework npm

Commander.js

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

28,412
MIT
Used by 94
75Health
Framework npm

yargs

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

11,504
MIT
Used by 42
90Health
SDK PyPI

E2B

Python SDK for spinning up secure, isolated cloud sandboxes where AI agents can safely run code.

13,989
MIT
Used by 12
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.

317
MIT
Used by 8
92Health
Framework PyPI

LlamaIndex

The leading data framework for building LLM applications over your own data.

52,331
MIT
Used by 3
38Health
Framework npm

Clipanion

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

1,256
MIT
Used by 2
82Health
Framework npm

Skybridge

The full-stack TypeScript framework for building type-safe MCP Apps and ChatGPT Apps.

2,103
MIT

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