Hi, I vouch for imapsync. Have used it in the past with quite a big amount of emails.
cheers. x0p > Hi Friends, > I would like to ask you a suggestion: > I need to migrate a imap server to a new one and then dismiss the old > one. > Reading from relative Dovecot documentation page > (https://wiki.dovecot.org/Migration), more tools are shown: > > UW-IMAP's mailutil, imapsync, YippieMove and Larch. > > The each mail servers are Linux based, one of this (mine) is Dovecot. > Based on your experience which of these tools would be preferable to > use? > > > Thank you very much > > Davide >