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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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.
Next.js
The React framework for production: file-based routing, server rendering, and Rust-powered builds.
Recharts
A composable charting library for React, built on D3 and SVG.
Sass
The reference Dart implementation of Sass, the mature CSS preprocessor that compiles SCSS and indented syntax to standards-compliant CSS.
Storybook
The industry-standard workshop for building, documenting, and testing UI components in isolation, across every major frontend framework.
undici
A fast, spec-compliant HTTP/1.1 client for Node.js, built from scratch with zero runtime dependencies
Headless UI
Unstyled, fully accessible UI components for React and Vue, built for Tailwind CSS
urllib3
A powerful, user-friendly HTTP client for Python with thread-safe connection pooling, TLS verification, and retry handling.
proxy-agent
Maps HTTP, HTTPS, SOCKS, and PAC proxy protocols to the correct Node.js http.Agent implementation automatically.
Prisma Client
Auto-generated, type-safe database client for Node.js and TypeScript.
Base UI
Unstyled, accessible React components and low-level hooks for building your own design system.
Tabler Icons React
6000+ free MIT-licensed SVG icons as tree-shakable React components with customizable size, color, and stroke.
Astro
The web framework for building fast, content-driven websites with islands architecture.
@clickhouse/client
The official TypeScript client for connecting Node.js applications to ClickHouse over HTTP.
Ant Design
An enterprise-class React UI library with 80+ high-quality, TypeScript-typed components and powerful theming.