I too have run MIAB on a Pi. There are a couple of non-standard things you’ll need to do, to get a working install, see https://discourse.mailinabox.email/t/raspberry-pi-setup/6395.
I too have run MIAB on a Pi. There are a couple of non-standard things you’ll need to do, to get a working install, see https://discourse.mailinabox.email/t/raspberry-pi-setup/6395.