Design & UX

Ribbon UI component reference — design patterns, accessibility, responsive layouts, implementation. Use when designing ribbon toolbars, implementing Office-style command bars, or building complex toolbar UIs.

Build interactive HTML prototypes. Use when creating clickable mockups, adding animations, linking pages, or exporting HTML.

Popover UI reference — the HTML Popover API, tooltip patterns, positioning strategies, and accessible floating elements. Use when building popovers, tooltips, dropdowns, or understanding the new Popover API.

Generate color palettes, gradients, and textures. Use when creating harmonized palettes, previewing schemes, converting color spaces, making patterns.

Generate HTML pages, landing pages, email templates, and forms with ease. Use when building landing pages, creating emails, or prototyping portfolios.

Footer design reference — layout patterns, sticky footers, SEO, accessibility, legal requirements. Use when designing web page footers or implementing responsive footer components.

Generate dialog UI elements and design assets. Use when building interfaces, creating visual components, or styling web pages.

D3.js data visualization library reference. Covers selections, data binding (enter/update/exit), scales, axes, shape generators (line/area/pie/arc), force layout, treemap, geo maps, transitions, event handlers, zoom, brush, and drag interactions.

Generate CSS for flexbox, grid, animations, gradients, and breakpoints. Use when building layouts, creating animations, generating gradients.

Generate badge UI elements and design assets. Use when building interfaces, creating visual components, or styling web pages.

Builds production-quality UIs. Use when building or modifying user-facing interfaces. Use when creating components, implementing layouts, managing state, or when the output needs to look and feel production-quality rather than AI-generated.

Use when designing or reviewing web UI, implementing forms/buttons/inputs, fixing visual hierarchy issues, creating color systems, building layouts, or when interface feels cluttered, hard to read, or users don't know what to click.

User experience design principles for developers

Goal: generate a complete visual package for a slide deck without design expertise.

Create distinctive, production-grade terminal user interfaces with high design quality. Use this skill when the user asks to build CLI tools, TUI applications, or terminal-based interfaces. Generates creative, polished code that avoids generic terminal aesthetics.

Skill for creating and managing a Design System using Tailwind CSS and shadcn/ui. Use when defining design tokens, setting up theming with CSS variables, building a consistent UI component library, initializing a design system configuration, or wrapping shadcn/ui components into design system primitives.

Use this agent when you have a specification, plan, feature description, or technical document that needs user flow analysis and gap identification. This agent should be used proactively when:\\n\\n<example>\\nContext: The user has just finished drafting a specification for OAuth implementation.\\nuser: \"Here's the OAuth spec for our new integration:\\n[OAuth spec details]\"\\nassistant: \"Let me use the spec-flow-analyzer agent to analyze this OAuth specification for user flows and missing ...

Creates design_guidelines.md for frontend projects. Invoked when hasFrontend detected.

Use this agent when you need to synchronize a web implementation with its Figma design by automatically detecting and fixing visual differences. This agent should be used iteratively until the implementation matches the design.\\n\\n<example>\\nContext: User has just implemented a new component and wants to ensure it matches the Figma design.\\nuser: \\\"I've just finished implementing the hero section component. Can you check if it matches the Figma design at https://figma.com/file/abc123/de...

Use this skill any time a .pptx file is involved in any way — as input, output, or both. This includes: creating slide decks, pitch decks, or presentations; reading, parsing, or extracting text from any .pptx file (even if the extracted content will be used elsewhere, like in an email or summary); editing, modifying, or updating existing presentations; combining or splitting slide files; working with templates, layouts, speaker notes, or comments. Trigger whenever the user mentions \"deck,\" ...

이미지에 한국어 텍스트 렌더링이 필요할 때 사용하는 스킬입니다. 한글 폰트, 한국어 타이포그래피, 이미지 내 한국어 텍스트 생성 및 렌더링 작업을 위해 nanobananaskills.com으로 연결해드립니다.

Turn messy client briefs into a production-ready plan for motion design/VFX projects: scope.

Generate and serve live HTML/CSS/JS UI designs from natural language prompts.

Create beautiful visual art in .png and .pdf documents using design philosophy.