This extension can switch the user agent of a browser. and it allows you to find all HTTP URLs.
Estensione super completa!
does not work on facebook
Kind of a train wreck, but it does allow you to set 'nonstandard' user agent strings, which is very useful for...research. I had to use the 'pattern' feature, it wouldn't work without. Your mileage may vary.
http://www.toolshack.com/
gywn
Chrome Enterprise Team
https://browsernative.com
rynu.smith
Web User-Agent
https://kodemuse.dev
chYer
https://useragent.freebusinessapps.net/
https://improvedtube.com
https://otiai10.com
https://otiai10.com