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

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

Tree Style Tab For Chrome

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

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

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

Remove/Crop-to Selection – Get this Extension for 🦊 Firefox (en-US)

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

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

GitHub - SpitFire-666/Firefox-Stuff: Firefox info, addons

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