OpenBSD NetBSD Alpine Linux macOS
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package mgmt pkg_* pkgin apk port
service mgmt rcctl service rc-* launchd
HTTP server httpd nginx nginx nginx
reverse proxy relayd nginx nginx nginx
git web UI gotwebd cgit cgit -
SSL certs acme-client uacme uacme -
journaling - wapbl (metadata) ext4 -
snapshots - fssconfig lvm apfs
bluetooth - sdpd bluez bluetoothd
IMAP dovecot dovecot dovecot dovecot
kernal config config config /.config -
encryption bioctl cgdconfig cryptsetup FileVault
virtualisation vmm nvmm kvm Hypervisor