Greasy Fork is available in English.
The site is called ebesucher.de
The links to open all start the same "http://www.ebesucher.de/?link=showmail&"
once the link is opened should run in timer of 100sec, then the following link should be opened, "https://www.ebesucher.de/mailcheck.php?"
again a timeout of 100sec and close the tab once. and refresh the site
Sorry I am new and beginner