"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

🤖 Assemble, configure, and deploy autonomous AI Agents in your browser.

Drag & drop UI to build your customized LLM flow

🛡️ ⚛️ A simple, scalable, and powerful architecture for building production ready React applications.

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

Lit is a simple library for building fast, lightweight web components.

A powerful and lightweight inversion of control container for JavaScript & Node.js apps powered by TypeScript.

🧊 Open source LLM-Observability Platform for Developers. One-line integration for monitoring, metrics, evals, agent tracing, prompt management, playground, etc. Supports OpenAI SDK, Vercel AI SDK, …

Full stack CQRS, DDD, Event Sourcing framework for Node.js

Find all the fundamental UXI guidelines and pattern-based web components to build brand driven, consistent and intuitive designs for digital Porsche products.

Hibiki HTML

API documentation and live playground for Web Components. Based on Custom Elements Manifest format

Experimental jsxdom

🧙‍♀️ Lightweight and flexible dependency injection library for JavaScript and TypeScript, w/wo ECMAScript decorators.