https://addons.mozilla.org/en-US/firefox/addon/temporary-containers/?utm_source=addons.mozilla.org&utm_medium=referral&utm_content=search
Open tabs, websites, and links in automatically managed disposable containers. Containers isolate data websites store (cookies, storage, and more) from each other, enhancing your privacy and security while you browse.
Tip: bind CTRL + click to open a link in temporary container in Settings > Isolation >Global: set Ctrl/Cmd+Left Mouse to ‘Different from Tab domain (& subdomains)’