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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dotenv
Loads environment variables from a .env file into process.env for Node.js apps.
Axios
Promise-based HTTP client for the browser and Node.js with interceptors, automatic transforms, and cancellation
tsx
A drop-in replacement for the node CLI that runs TypeScript and ESM files instantly, powered by esbuild.
Next.js
The React framework for production: file-based routing, server rendering, and Rust-powered builds.
ts-node
TypeScript execution engine and REPL for Node.js that runs .ts files directly, without a separate compile step.
ws
A simple, blazing-fast, thoroughly tested WebSocket client and server library for Node.js.
Sentry JavaScript (@sentry/browser)
The official Sentry SDK for capturing errors, performance traces, and session replays in browser JavaScript apps.
TanStack Virtual (React)
Headless React hook for virtualizing massive lists, grids, and tables at 60FPS.
jose
Zero-dependency JWT, JWS, JWE, and JWK toolkit for Node.js, browsers, and edge runtimes.
qs
A battle-tested querystring parser and serializer for Node.js with nested object support and built-in security limits.
react-error-boundary
Reusable React error boundary component that catches rendering errors and shows a fallback UI.
rich
A Python library for rendering rich text, tables, progress bars, and syntax-highlighted code in the terminal.
Prisma Client
Auto-generated, type-safe database client for Node.js and TypeScript.
Astro
The web framework for building fast, content-driven websites with islands architecture.
turndown
Convert HTML into clean, customizable Markdown in Node.js and the browser.