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Use this skill whenever you are dealing with HeyGen API code to obtain domain-specific knowledge for creating AI avatar videos, managing avatars, handling video generation workflows, and integrating with HeyGen's services.

Provide expert guidance on Webflow CMS architecture, relationships, optimization, and troubleshooting.

NgRx SignalStore rules for signal-based local and feature state management. Use with the core angular-best-practices skill for comprehensive Angular coverage.

Standard flake.nix structure:

Performance optimization and architecture patterns for React Router applications. Contains 55 rules across 11 categories focused on data loading, actions, forms, streaming, and route organization.

Vue 3 best practices, common gotchas, and performance optimization.

Modern web development standards based on Lighthouse best practices audits. Covers security, browser compatibility, and code quality patterns.

Accessibility patterns for building inclusive React applications following WCAG standards. Contains 7 rules across 4 categories focused on semantic HTML, screen reader support, keyboard navigation, and user preferences.

Simple, pragmatic, opinionated. Only what matters for writing production-grade PostgreSQL queries.

42 rules across 8 categories for PocketBase v0.36+, prioritized by impact.