I just released CustomTube, a Firefox extension that lets you use old layouts! (Link in comments) : r/firefox

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Roblox UI+ – Get this Extension for 🦊 Firefox (en-US)

GitHub - kotelnik/firefox-extension-unity-launcher-api-e10s: Unity LauncherAPI add-on for Firefox, compatible with e10s.

RTC on X: BREAKING: Roblox+ has been removed from the FireFox addons page. Mozilla (who owns firefox) determined the add on was a insecure extension and malicious. It has now been removed

Effective ways to Set up Firefox Parental Controls

Google, Mozilla Ban Hundreds of Browser Extensions in Chrome, Firefox

The 18 Best Firefox Quantum Extensions

Roblox error code 503: What is it and how to fix it - Android

What extensions do you think are a must for a pro user (I use it a lot)? : r/firefox

Cannot play any Roblox game on Firefox + macOS - Website Bugs