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
The declarative, component-based JavaScript library for building fast, interactive user interfaces on the web and in native apps.
React DOM
React's official renderer for the DOM and server — createRoot, hydrateRoot, and streaming SSR in one package.
prettier
An opinionated code formatter that enforces consistent style across every language your project speaks.
postcss
A CSS transformation engine that parses styles into an AST, letting JS plugins lint, prefix, and rewrite CSS — the foundation beneath Autoprefixer, Tailwind, and 200+ other tools.
typescript-eslint
The official meta-package bundling the TypeScript ESLint parser, plugin, and rule presets behind a single typed config() helper.
dotenv
Loads environment variables from a .env file into process.env for Node.js apps.
lucide-react
1,700+ tree-shakeable, customizable SVG icon components for React applications
@vitejs/plugin-react
The official Vite plugin for React with Babel-powered Fast Refresh and JSX transforms
date-fns
Modern JavaScript date utility library with 200+ pure, immutable functions
jsdom
A pure-JavaScript implementation of the WHATWG DOM and HTML standards for Node.js.
React Testing Library
Simple and complete React DOM testing utilities that encourage good testing practices.
Axios
Promise-based HTTP client for the browser and Node.js with interceptors, automatic transforms, and cancellation
TanStack Query
Hooks-based async state management for fetching, caching, and syncing server data in React.
Radix UI
Unstyled, accessible React UI primitives for building your own design system.
eslint-config-prettier
Disables ESLint stylistic rules that conflict with Prettier, so the two tools never fight over formatting.
React Router
A multi-strategy router for React, from a lightweight library to a full SSR framework.
react-markdown
Safely render Markdown as React elements, no dangerouslySetInnerHTML required
Express
The fast, unopinionated, minimalist web framework for Node.js
Next.js
The React framework for production: file-based routing, server rendering, and Rust-powered builds.
Motion
A hybrid JavaScript and React animation library built for 120fps gestures, springs, and layout transitions.
esbuild
An extremely fast JavaScript and CSS bundler and minifier written in Go.
cmdk
Fast, unstyled command menu and combobox primitives for React.
React Hook Form
Performant, flexible React forms built on hooks with minimal re-renders and built-in validation.
AWS SDK for JavaScript (S3 Client)
The official modular AWS SDK v3 client for Amazon S3, with TypeScript-first APIs and streaming support.
