Cross-Browser10 min
How to Port Your Chrome Extension to Firefox
A step-by-step migration guide for porting Chrome extensions to Firefox, covering manifest differences, API polyfills, namespace changes, and AMO submission.
Tag archive
#webextensions
Every post tagged webextensions, collected into one searchable archive page.
Cross-Browser13 min
Cross-Browser Extension Development in 2026
Build extensions that work everywhere: Chrome, Firefox, Edge, and Safari. Compare WebExtensions APIs, polyfill strategies, and testing workflows for 2026.