cross-browser-compatibility
Cross-Browser Extension Compatibility
Comprehensive guide to writing browser extensions that work across Chrome, Firefox, Safari, and Edge with proper feature detection and polyfills.
Overview
Browser extensions share a common WebExtensions API standard, but implementations differ significantly. This skill covers how to handle those differences.
This skill covers:
- API compatibility matrices
- Polyfill usage and patterns
- Feature detection techniques
- Browser-specific workarounds
- Manifest differences
This skill does NOT cover:
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