Styleseed
StyleSeed is a design engine for AI coding assistants like Claude Code and Cursor, designed to teach design judgment rather than just providing raw data. It addresses the common issue of AI-generated user interfaces looking generic or amateurish by embedding 69 curated visual rules, 48 reusable components, and 7 professional brand skins inspired by industry leaders such as Toss, Stripe, Linear, Notion, Raycast, Arc, and Vercel. The system features a named motion engine with 5 seed animations and over 20 specific moves, allowing interfaces to morph seamlessly between brand identities using a simple data-skin attribute without requiring code rewrites. Additionally, it includes 14 specialized slash skills that automate design decisions regarding color restraint, typography ratios, shadow opacity, and layout rhythm. By codifying the invisible intuition of senior designers, StyleSeed enables developers to rapidly ship refined, professional-grade software that scales visually without manual redesign, making it idea