| filename extensions | art-335 |
| esf | |
| TechTarget file types | art-336 | ESF-Audio-file-Emblaze |
| TechTarget file types | art-336 | ESF-Emblaze-audio-file |
| TechTarget file types | art-336 | ESF-VisualAge-Generator-External-Source-Format-ESF-File-IBM |
| English | eng-000 | Audio file |
| English | eng-000 | Emblaze audio file |
| English | eng-000 | VisualAge Generator External Source Format File |