DavMail 7.0.0 puts most of its work into Microsoft Graph

Anyone who wants to leave Outlook but still has a mailbox on Exchange needs a translator. DavMail is one: a Java gateway that converts the open protocols most mail, calendar and contact apps speak (IMAP, SMTP, CalDAV, CardDAV and LDAP) into requests Exchange and Office 365 accept. “Ever wanted to get rid of Outlook?” the project page asks.