| Boot | UEFI,
      iPXE,
      dnsmasq (dns + dhcp + tftp) | 
  
    | Filesystems | ZFS
       (Debugging),
      NFS,
      Samba
      (commands),
      Dump/Restore | 
  
    | Disk | iSCSI | 
  
    | Virtualisation | bhyve,
      VirtualBox | 
  
   | LDAP | OpenLDAP
     (replication,
      commands),
     Integration | 
  
    | Database | MariaDB
      (phpMyAdmin),
      InfluxDB | 
  
    | DNS | Bind,
      Records,
      Zone | 
  
    | Mail | Postfix,
      Cyrus-Imap,
      SPF,
      DKIM,
      Grey listing,
      SpamAssassin | 
  
    | Web | Apache,
      PHP (phpMyAdmin) | 
  
    | FTP | lftp,
      ProFTPD | 
  
    | Management | Net-SNMP
      (commands) | 
  
    | Remote access | OpenSSH
      (SSHFP, SSH guard) | 
  
    | VPN | WireGuard | 
  
    | Printing | CUPS | 
  
    | Authentication | SASL authentication | 
  
    | Miscellaneous | dnsmasq (dns + dhcp + tftp) |