How to Test Firefox Extensions Without Publishing: Local Development Tips

How to Test Firefox Extensions Without Publishing: Local Development Tips Publishing to AMO every time you want to test a change is slow and painful. Here's the full toolkit for local development. Temporary Add-on Loading The fastest way to load your extension: Open Firefox and go to about:debugging Click This Firefox in the left sidebar Click Load Temporary Add-on... Navigate to your extension folder and select manifest.json The extension is loaded immediately. It disappears when Firefox restar