>>106327146
Maybe this isn't the answer you want to hear, but tinkering and building your own is part of the fun. And there are a ton of resources online to help you do that. I don't know if there's any proper pasta for it, but here are some links:
>Profile Maker:
https://ffprofile.com/
>Pre-made stuff you can borrow from:
https://github.com/yokoffing/Betterfox
https://github.com/arkenfox/user.js
https://codeberg.org/Narsil/mozilla.cfg
https://codeberg.org/celenity/Phoenix
https://git.nixnet.services/d3cim/mozilla.cfg
https://github.com/ran-sama/firefox-preferences
https://github.com/pyllyukko/user.js
Userchrome.css stuff:
https://www.userchrome.org/
https://github.com/xiaoxiaoflood/firefox-scripts