Email migration is a process in which a large number of email messages are transferred from one email account to another email account. In general, email migration is required when you are switching email accounts.
Migrate your organization’s data (IMAP) to Google Workspace
Migrate your organization’s data (IMAP) to Microsoft M365 Service
IMAP migration tool supports migrating from a variety of IMAP enabled email servers, including Gmail, G Suite, Office 365, Zoho, Zimbra, Icewarp, cPanel etc