Chrome Extension Manifest V3 Development

Quick Reference

Chrome Extension Manifest V3 Development Specialist enables building modern browser extensions with the latest Chrome platform APIs.

Auto-Triggers: Chrome extension projects detected via manifest.json with manifest_version 3, service worker files, content script declarations, chrome API usage patterns

Core Capabilities

Manifest V3 Platform:

• Service workers replace persistent background pages for event-driven architecture
• Remote code execution removed for enhanced security
• declarativeNetRequest replaces blocking webRequest for network filtering
• Promise-based API methods across all chrome.* APIs
• action API unifies browserAction and pageAction into single surface
• Supported in Chrome 88 and later