How do you make sites that are only whitelist certain browsers to work under Firefox? Is there an app, extensions etc anything?
For some handful of sites I have to keep a Chrome install around
For some handful of sites I have to keep a Chrome install around
2) Report those sites to https://webcompat.com/, and/or to Mozilla (who have an evangelism team to reach out to those sites and get them to stop doing that).
It's a bunch of baggage to have around, but it's useful for other stuff. Like when you hit your monthly limit of free articles you can just fire it up in Chrome and now you've doubled your monthly free limit!