Skill UI

This skill provides a comprehensive audit of user interfaces, evaluating screens against Nielsen's 10 Usability Heuristics and modern mobile UX best practices. It systematically checks for critical usability flaws, design inconsistencies, accessibility gaps, and potential dark patterns, ensuring the resulting product delivers a superior and intuitive user experience across all platforms.

This skill is designed to generate high-quality UX microcopy, including button labels, error messages, empty states, and toast notifications. It ensures the copy maintains a casual but polite, active, and concise tone, adhering to modern best practices in UX writing and design language guidelines.

This skill guides the implementation of essential user feedback states—Loading (Skeleton), Empty (Zero Data), Error, and Success—for data-dependent components or entire pages. It ensures a robust and polished user experience by providing structured, best-practice patterns for handling various data scenarios, preventing visual gaps or dead ends in the UI flow.

This skill assists in designing comprehensive, user-centric flow maps and navigation architectures. It adheres to established UX principles, such as Progressive Disclosure, Miller's Law, and Hick's Law, ensuring optimal user journeys. Use it to map out the structural connections, screen inventory, and edge case handling for a product feature, creating a scaffolded blueprint before visual implementation.

COBRApy is a comprehensive Python library for Constraint-Based Reconstruction and Analysis (COBRA) of metabolic models. It enables users to simulate complex cellular metabolism, performing crucial analyses such as Flux Balance Analysis (FBA), Flux Variability Analysis (FVA), and virtual gene/reaction knockouts. It is an essential tool for systems biology research and metabolic engineering design.

This skill generates and edits high-quality images by utilizing various advanced AI models (including Gemini, FLUX, GPT-Image, and Seedream) through the OpenRouter API. It is ideal for creating photorealistic artwork, concept art, logos, detailed illustrations, or performing complex image compositing and editing using reference images. Supports diverse parameters like resolution, seed, and aspect ratio for precise creative control.

This skill acts as an elite Art Director for generating premium, highly actionable, and structurally sound frontend design references. It moves beyond generic AI aesthetics by enforcing principles like strong hierarchy, generous spacing, and image-led composition. Ideal for creating realistic, development-ready concepts for landing pages, hero sections, and multi-section websites.

This expert acts as a Design Systems Lead and Prompt Engineer for creating high-fidelity, consistent UI designs. It transforms vague ideas into structured specifications by enhancing prompts with professional UI/UX terminology, synthesizing design system source files, and managing multi-step generation and editing workflows using the Stitch MCP.

This comprehensive tutor develops advanced visual literacy and design thinking skills. It covers core disciplines including art history, color theory, typography, and UX/UI principles. Users learn through structured critique, mastering foundational concepts like Gestalt principles, C.R.A.P. principles, and formal analysis. Ideal for improving creative portfolios, analyzing art, and refining fundamental design skills across any medium.

This expert skill audits and designs user interfaces for the Apple ecosystem (iOS, macOS, watchOS, visionOS) against the official Human Interface Guidelines (HIG). It checks crucial elements like contrast ratios (WCAG standards), minimum tap-target sizes, and adherence to modern design languages like Liquid Glass. Use it when reviewing mockups or developing native-feeling Apple apps to ensure accessibility and optimal user experience.

This skill acts as a specialized prompt engineer for AI design tools. It transforms vague, rough UI/UX ideas into polished, highly optimized prompts. It systematically enhances prompts by injecting missing details such as specific components, design system adherence (colors, typography), page structure, and platform context, ensuring the resulting command is professional and ready for superior AI generation.

An elite skill dedicated to generating premium, app-native, and highly readable UI/UX concept images. It visualizes entire application flows—from onboarding and authentication to complex dashboards—for iOS, Android, and cross-platform products. The focus is on creating believable, highly intentional designs with strong consistency, controlled color palettes, and clean hierarchies, avoiding generic, default-style mockups.