addyosmani

Optimizes agent context setup. Use when starting a new session, when agent output quality degrades, when switching between tasks, or when…

Optimize Core Web Vitals (LCP, INP, CLS) for better page experience using field and lab evidence.

Creates specs before coding. Use when starting a new project, feature, or significant change and no specification exists yet. Use when…

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

Tests in real browsers via Chrome DevTools MCP.

Automates CI/CD pipeline setup. Use when setting up or modifying build and deployment pipelines. Use when you need to automate quality…

Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human…

Simplifies code for clarity. Use when refactoring code for clarity without changing behavior. Use when code works but is harder to read…

Guides systematic root-cause debugging. Use when tests fail, builds break, behavior doesn't match expectations, or you encounter any…

Manages deprecation and migration. Use when removing old systems, APIs, or features. Use when migrating users from one implementation to…

Records decisions and documentation. Use when making architectural decisions, changing public APIs, shipping features, or when you need to…

Subjects every non-trivial decision to a fresh-context adversarial review before it stands.