Perhaps something along the lines of this? https://addons.mozilla.org/en-GB/firefox/addon/multi-account-containers/ https://addons.mozilla.org/en-GB/firefox/add

Perhaps something along the lines of this? https://addons.mozilla.org/en-GB/firefox/addon/multi-account-containers/ https://addons.mozilla.org/en-GB/firefox/addon/multi-account... Full disclosure: I love this extension.