Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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react-dropzone
A lightweight React hook for building HTML5-compliant drag-and-drop file upload zones.
prism-react-renderer
A lightweight, themeable Prism syntax highlighter for React and React Native, built on a render-props API.
React CodeMirror
A fully-typed React component and hook for embedding the CodeMirror 6 code editor with themes and language extensions.
RxJS
The standard library for composing asynchronous and event-based programs using observable sequences
cookie-parser
Express middleware that parses HTTP Cookie headers into req.cookies, with support for signed and JSON-encoded cookie values.
React Email
High-quality, unstyled React components for building responsive HTML emails
Embla Carousel React
A lightweight, dependency-free React hook for building fluid, touch-precise carousels and sliders.
Streamdown
A drop-in react-markdown replacement built for AI-powered streaming interfaces.
Headless UI
Unstyled, fully accessible UI components for React and Vue, built for Tailwind CSS
Vaul
An unstyled, physics-based drawer component for React, built on Radix UI's Dialog primitive.
react-error-boundary
Reusable React error boundary component that catches rendering errors and shows a fallback UI.
Base UI
Unstyled, accessible React components and low-level hooks for building your own design system.
input-otp
Accessible, unstyled one-time password input component for React with full keyboard, paste, and password-manager support.
p-limit
A tiny, battle-tested utility for running async functions with a strict concurrency limit.
Multer
Streamlined multipart/form-data file upload handling for Express and Node.js APIs.
Tabler Icons React
6000+ free MIT-licensed SVG icons as tree-shakable React components with customizable size, color, and stroke.
async-trait
Type erasure for async fn in Rust traits, enabling async methods behind dyn dispatch.
react-select
The flexible, accessible Select control for React with multi-select, async, and creatable options.
React Aria
Unstyled, accessible React hooks and components for building your own design system.
React DnD
A set of React hooks and utilities for building complex drag-and-drop interfaces without coupling your components to the DOM.
aiohttp
Asynchronous HTTP client and server framework for Python's asyncio, covering both API calls and building web/WebSocket services.
react-colorful
A tiny, dependency-free color picker component for React and Preact apps
@hono/node-server
The official Node.js adapter that runs your Hono application on a native Node HTTP server using web-standard APIs.
Tippy.js
The complete tooltip, popover, dropdown, and menu solution for the web.