Guides creation of production-ready web interfaces with distinctive typography, creative layouts, and thoughtful animations

Runs 69 specific checks across React and Next.js codebases to catch performance issues and optimization problems

UI audit tool that checks code against Web Interface Guidelines for accessibility and design consistency

16 design engineering principles for polished interfaces: icon animations, hit areas, typography, border radius

shadcn/ui expert guidance: CLI, component installation, custom registries, theming, and Tailwind CSS integration

Design intelligence with 50+ styles, 161 color palettes, 57 font pairings, and 99 UX guidelines