Uploaded December 2025 | Updated September 2026, 2 weeks ago

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Explore the possibilities of creating a single Chrome Extension codebase that works seamlessly across multiple browsers. Oliver covers the evolving landscape of Manifest V3, explains how to manage runtime APIs, and discusses strategies for network filtering, empowering you to develop efficient and widely compatible extensions.

WebExtensions Community Group → https://goo.gle/w3c-extensions-community

Chapters:
0:00 - Introduction
0:30 - Manifest V3 and browser compatibility
2:41 - API namespace differences
4:45 - Network filtering
5:41 - Recap

Watch more Developer Mode → https://goo.gle/dev-mode
Subscribe to Chrome for Developers → https://goo.gle/ChromeDevs

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Speaker: Oliver Dunk
Products Mentioned: Chrome