| filename extensions | art-335 |
| hdb | |
| TechTarget file types | art-336 | HDB-ACT-History-File-Best-Software-CRM-Division |
| TechTarget file types | art-336 | HDB-ACT-history-file |
| TechTarget file types | art-336 | HDB-HansaWorld-Database-File |
| TechTarget file types | art-336 | HDB-Nero-hard-disk-backup-file |
| English | eng-000 | ACT! History File |
| English | eng-000 | ACT! history file |
| English | eng-000 | HansaWorld Database File |
| English | eng-000 | Nero hard disk backup file |