lychee Async Broken Link Checker for Websites and Documentation

Creates elaborate, multi-component HTML artifacts using React, Tailwind CSS, and shadcn/ui for complex frontend projects.

Scaffold Next.js/React projects, generate components, analyze bundle sizes, and apply React/Next.js optimization patterns.

Scaffolds fullstack projects (Next.js, FastAPI, MERN, Django) and analyzes code quality with security and complexity scoring.

Converts a markdown deck into a single-file HTML presentation with keyboard navigation, presenter mode, and print-to-PDF support.

Build production-quality user interfaces that are accessible, performant, and visually polished, with guidance on component architecture, state management, design system adherence, and accessibility.

Automate browser tasks, scrape websites, fill forms, capture screenshots, and extract structured data from web pages using Playwright.