Font Finder (revived) – Get this Extension for 🦊 Firefox (en-US)

Download Font Finder (revived) for Firefox. An easy-to-use font inspector to get CSS styles of the selected element

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

Find that font! I must have that font! - Firefox Add-ons Blog

How to identify fonts on any webpage without using an extension in Firefox and Chrome - gHacks Tech News

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

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

Twitter Real Verified – Get this Extension for 🦊 Firefox (en-US)

What browser add-ons do you use? - Knockout!

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

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

Kiwix : offline wikipedia reader – Get this Extension for 🦊 Firefox (en-US)