Best agent skills for design and frontend

1

Brainstormingobra/superpowers

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior.

Shell

296k

Brainstorming has 296,071 GitHub stars, has 382,478 installs on skills.sh, runs without an API key, works with Claude Code, Codex and Cursor, is written in Shell and was last updated in September 2026.

2

Prototypemattpocock/skills

Build a throwaway prototype to answer a design question.

Shell

278k

Prototype has 278,361 GitHub stars, has 893,010 installs on skills.sh, runs without an API key, works with Claude Code and Codex, is written in Shell and was last updated in October 2026.

3

Accessibilityaffaan-m/ECC

Design, implement, and audit accessible UI to WCAG 2.2 Level AA across Web, iOS, and Android — semantic ARIA roles and labels, accessibility traits and hints, focus management, contrast, target…

JavaScript

274k

Accessibility has 274,402 GitHub stars, has 2 installs on skills.sh, runs without an API key, works with Claude Code, Codex and Cursor, is written in JavaScript and was last updated in October 2026.

4

Frontend Designanthropics/skills

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one.

Python

180k

Frontend Design has 179,945 GitHub stars, is published by the vendor itself, has 957,751 installs on skills.sh, runs without an API key, works with Claude Code, is written in Python and was last updated in October 2026.

5

Next Cache Components Adoptionvercel/next.js

Turn on Cache Components in a Next.js app and resolve the blocking routes it surfaces.

JavaScript

143k

Next Cache Components Adoption has 143,231 GitHub stars, is published by the vendor itself, runs without an API key, works with Claude Code, is written in JavaScript and was last updated in October 2026.

6

Autoplangarrytan/gstack

Auto-review pipeline — reads the full CEO, design, eng, and DX review skills from disk and runs them sequentially with auto-decisions using 6 decision principles.

TypeScript

136k

Autoplan has 135,577 GitHub stars, runs without an API key, works with Claude Code, Codex and Cursor, is written in TypeScript and was last updated in October 2026.

7

Banner Designnextlevelbuilder/ui-ux-pro-max-skill

Design banners for social media, ads, website heroes, creative assets, and print.

Python

134k

Banner Design has 133,647 GitHub stars, runs without an API key, works with Claude Code, Codex and Cursor, is written in Python and was last updated in October 2026.

8

Shadcnshadcn-ui/ui

Manages shadcn components and projects — adding, searching, fixing, debugging, styling, and composing UI, including chat interfaces.

TypeScript

125k

Shadcn has 125,223 GitHub stars, has 92,069 installs on skills.sh, runs without an API key, works with Claude Code, is written in TypeScript and was last updated in October 2026.

9

API And Interface Designaddyosmani/agent-skills

Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface.

JavaScript

102k

API And Interface Design has 102,166 GitHub stars, has 903 installs on skills.sh, runs without an API key, works with Claude Code, Codex and Cursor, is written in JavaScript and was last updated in October 2026.

10

Critiquenexu-io/open-design

Run a 5-dimension expert design review on any HTML artifact in the project — Philosophy / Visual hierarchy / Detail / Functionality / Innovation, each scored 0–10.

TypeScript

100k

Critique has 99,748 GitHub stars, runs without an API key, works with Claude Code, Codex and Cursor, is written in TypeScript and was last updated in September 2026.