Am I correct that neither of those support SIEVE filters and ManageSieve protocol? IE something like: https://blog.tinned-software.net/setup-sieve-mail-filter-

Am I correct that neither of those support SIEVE filters and ManageSieve protocol? IE something like: https://blog.tinned-software.net/setup-sieve-mail-filter-with-postfix-and-dovecot/ https://blog.tinned-software.net/setup-sieve-mail-filter-wit... Ed: Does anyone have experience with https://modoboa.org/ https://modoboa.org/ ?