Frontend

Establishes or extends a domain-grounded design system by researching real-world prior art, applying taste, and avoiding common design pitfalls. Use when designing a UI, visual system, or making a screen look good.

Design engineering principles for making interfaces feel polished. Use when building UI components, reviewing frontend code, or implementing animations and micro-interactions.

Design engineering principles for making interfaces feel polished. Use when building UI components, reviewing frontend code, implementing animations, hover states, shadows, borders, typography, micro-interactions, enter/exit animations, or any visual detail work.

Provides guidance on building and customizing themes and visual designs for Liferay Portal, including CSS, templates, and frontend assets.

Generate comprehensive UX designs including user flows, wireframes, design systems, and accessibility specifications. Ideal for creating developer handoff documentation from product requirements.

A design philosophy consultant that recommends 3 distinct visual directions from 20 styles, generates visual demos and AI prompts, and provides expert-level critique. Use when discussing design styles, direction, color schemes, or visual reviews.

Provides color-emotion mapping, palette design methodologies, and accessibility standards for building cohesive brand color systems. Used by visual-design agents to craft on-brand, compliant color strategies.

Design engineering principles for making interfaces feel polished. Use when building UI components, reviewing frontend code, implementing animations, hover states, shadows, borders, typography, micro-interactions, enter/exit animations, or any visual detail work.

Convert colors between hex, RGB, HSL and OKLCH; generate perceptually uniform palettes; check contrast; handle gamut boundaries; and theme with Tailwind v4 for web projects.

Reverse-lookup glossary turning vague descriptions of web animations and motion effects into exact terms. Use when you need the precise name for an animation effect to communicate with designers or prompt an AI.

Provides design engineering guidance based on Emil Kowalski's philosophy, focusing on UI polish, animation decisions, and the unseen details that make software feel great. Use when building or reviewing interfaces where taste and invisible correctness matter.

Provides guidance on UI polish, component design, and animation decisions based on Emil Kowalski's design engineering philosophy. Use it when building or reviewing interfaces to ensure every detail compounds into a great user experience.