Chrome Extension Best Practices

Comprehensive performance and code quality guide for Chrome Extensions (Manifest V3). Contains 67 rules across 12 categories, prioritized by impact to guide automated refactoring and code generation.

When to Apply

Reference these guidelines when:

• Writing new Chrome extension code
• Migrating from Manifest V2 to Manifest V3
• Optimizing service worker lifecycle and state management
• Implementing content scripts for page interaction
• Debugging performance issues in extensions

Rule Categories by Priority