| filename extensions | art-335 |
| hl$ | |
| TechTarget file types | art-336 | HL-Compressed-DOS-Help-File-Microsoft-Corporation |
| TechTarget file types | art-336 | HL-MS-compressed-HLP-DOS-help-file |
| English | eng-000 | Compressed DOS Help File |
| English | eng-000 | MS compressed HLP |