Using Modern Browser APIs
Prefer native browser capabilities over third-party dependencies. Use progressive enhancement with sensible fallbacks.
Core Principles
- •PREFER native APIs over third-party dependencies
- •Use progressive enhancement with fallbacks for unsupported APIs
- •Use async and secure patterns for safe, non-blocking access
Observation & Monitoring
- •Intersection Observer - viewport visibility detection
- •ResizeObserver - element sizing changes
- •PerformanceObserver - performance metrics
Navigation & Transitions
- •View Transitions API - hardware-accelerated state changes
- •URLPattern API - declarative URL matching for routing
Data Access
- •Clipboard Async API - clipboard operations
- •Web Share API - native sharing
- •File System Access API - file operations with permissions
Performance
- •Web Locks API - coordinate resource access
- •Scheduling API - task prioritization
- •Web Workers - offload computation from main thread
Implementation Guidance
Always use feature detection:
js
if ('clipboard' in navigator) { … }
- •Prioritize promise-based APIs
- •Clearly communicate permission requests to users
- •Always provide graceful fallbacks for unsupported browsers