Performance skills

This skill converts UI screenshots into production-ready React code with responsive layouts and accessible HTML/CSS.

This skill helps design and review RFC-39 compliant Java REST APIs with standardized patterns for requests, responses, errors, pagination, versioning, and

This skill helps you design and optimize cross-platform mobile apps with React Native and Flutter, delivering native-like performance and battery efficiency.

This skill helps you generate dynamic HTML tables from JSON using a Lit web component, supporting remote or inline data and optional editing.

This skill explains diverse ways to invoke Dart functions, including mixed positional and named args, the .call operator, and Function.apply for dynamic calls.

This skill helps you write idiomatic, safe Rust by enforcing formatting, error handling, and testing practices across projects.

This skill helps you master Dart bitwise operations for integers and booleans with practical code examples and clear explanations.

This skill amplifies visual impact in safe designs by applying contextual boldness principles to enhance memorability while preserving usability.

This skill analyzes and refines typography to create clear hierarchy, consistent sizing, and improved readability across interfaces.

This skill helps you implement server side rendering for Flutter apps using the rfw package to drive dynamic UI updates.

This skill helps you implement full-text search in SQLite using fts5, delivering fast, accurate queries with MATCH across your data.

This skill helps you adapt Material Design 3 styling to Material Design 2 components via CSS variable overrides for cohesive theming.

This skill helps you manage asynchronous data with Preact Signals by implementing an asyncSignal that tracks loading, data, and error states.

This skill shows how to run synchronous SQLite queries on the UI thread in Flutter to boost UI responsiveness and handle large datasets efficiently.

This skill analyzes a feature and enhances it with purposeful animations and micro-interactions to improve clarity, feedback, and delight.

This skill helps you identify performance bottlenecks and implement measurable optimizations to speed up loading, rendering, and interactions.

This skill helps you build reactive Flutter UIs by streaming widgets in the build method, enabling dynamic updates and efficient data handling.

This skill helps you push user interfaces beyond expectations by proposing and selecting ambitious, cinema-like interactions before coding.

This skill helps optimize Flutter HTTP networking by selecting Cronet on Android and Cupertino's native client on iOS for faster, cached requests.

This skill helps you reduce visual intensity in bold designs while preserving impact, delivering refined, approachable aesthetics that still communicate

This skill helps you implement lightweight Flutter animations by using an abstract AnimationWidget and SingleTickerProviderStateMixin to update UI without