Font Inspector (WebExtension) – Get this Extension for 🦊 Firefox (en-US)

Download Font Inspector (WebExtension) for Firefox. Click on any element to get the font info in a page popup

Font Inspector (WebExtension) – Get this Extension for 🦊 Firefox (en-US)

Enforce Browser Fonts – Get this Extension for 🦊 Firefox (en-US)

Formlet – Get this Extension for 🦊 Firefox (en-US)

Pinboard WebExtension – Get this Extension for 🦊 Firefox (en-US)

WebExtension X-Ray – Get this Extension for 🦊 Firefox (en-US)

Copy PlainText – Get this Extension for 🦊 Firefox (en-US)

Firefox Bugzilla Plugin Download - Colaboratory

Copy Inner Text – Get this Extension for 🦊 Firefox (en-US)

NoScript Security Suite – Get this Extension for 🦊 Firefox (en-US)

Weh Inspector – Get this Extension for 🦊 Firefox (en-US)

Errors using webextension-polyfill to make a cross-browser add-on - Development - Mozilla Discourse