| zm8 | ZoneAlarm MailSafe Renamed MHT File |
| zm9 | ZoneAlarm MailSafe Renamed ZIP File |
| zma | ZoneAlarm MailSafe Renamed RAR File |
| zmb | ZoneAlarm MailSafe Renamed DLL File |
| zmd | ZoneAlarm MailSafe Renamed OCX File |
| zme | ZoneAlarm MailSafe Renamed SYS File |
| zmp | ZModeler Plugin |
| zms | Zephyr Eclipse Server Macro Script |
| zpm | ZPanel Module |
| zsc | ZBrush Script |
| ztr | Digital Video Duplicator Template Media File |
| zws | ZiLOG Developer Studio Workspace |
| zxp | Adobe Zip-based Creative Suite Extension |
| _eml | Windows Live Mail Email |
| _nws | Windows Live Mail Newsgroup Copy |
