design & frontend

skills for UI/UX, frontend frameworks, and design systems. separated from creative-and-media because these are for production interfaces, not creative expression.

the standout

frontend-design — Anthropic's official skill. 110k+ weekly installs. the most popular skill in the entire ecosystem. explicitly bans generic "AI slop" aesthetics. picks bold directions and executes with precision. if you install one skill, make it this one.

production UI

ui-ux-pro-max-skill (63k stars) — design intelligence for professional UI/UX across platforms. extremely popular.
web-design-guidelines — 100+ accessibility/performance/UX rules from Vercel. 133k weekly installs. see company-skills.
nothing-design-skill (1.7k stars) — UI generation in Nothing's monochrome design language. niche but beautiful.

frontend frameworks

react-best-practices — 57 React/Next.js optimization rules. Vercel.
composition-patterns — compound components, context providers. Vercel.
shadcn/ui skills — component patterns for shadcn/ui.
SwiftUI-Agent-Skill (3.5k stars) — also in development. by Paul Hudson.
react-native-best-practices — Callstack's React Native skill.
Expo skills — building UI, data fetching, deployment for Expo/RN. see company-skills.

visual design

Theme Factory — 10 pre-set professional themes. official Anthropic.
Brand Guidelines — Anthropic brand colors/typography. official.
visual-explainer (7.5k stars) — generates rich HTML pages or slide decks for diagrams, diff reviews, data tables.
frontend-slides — animation-rich HTML presentations from scratch or PowerPoint conversion.

from the manifesto

good skills: front end dev; instructions for how to make good clean website design, security guidance — vibe coding manifesto