Addyosmani
Web performance engineering
Skills for performance, planning, quality, migrations, and frontend execution.
Featured skills
api-and-interface-design
Guides stable API and interface design.
constraint-driven-development
Establishes a project's quality bar as a written contract and stops agents quietly lowering it.
doubt-driven-development
Subjects every non-trivial decision to a fresh-context adversarial review before it stands.
browser-testing-with-devtools
Tests in real browsers via Chrome DevTools MCP.
ci-cd-and-automation
Automates CI/CD pipeline setup.
code-review-and-quality
Conducts multi-axis code review.
code-simplification
Simplifies code for clarity.
context-engineering
Optimizes agent context setup.
debugging-and-error-recovery
Guides systematic root-cause debugging.
deprecation-and-migration
Manages deprecation and migration.
documentation-and-adrs
Records decisions and documentation.
frontend-ui-engineering
Builds production-quality, accessible, responsive user-facing UIs.
Adspirer
Advertising operations and analysis
Skills for Adspirer campaign operations, competitor research, dashboards, and conversion tracking.
Adzviser
Connected marketing data reporting
Skills for reporting across marketing, analytics, ecommerce, and CRM data through Adzviser.
AgentMail
Email infrastructure for agents
Skills for AgentMail email architecture, command-line tools, APIs, and agent integrations.