| filename extensions | art-335 |
| ftr | |
| TechTarget file types | art-336 | FTR-Description |
| TechTarget file types | art-336 | FTR-Future-Document-SERAFIM-Limited |
| TechTarget file types | art-336 | FTR-Sound-format-court-record |
| English | eng-000 | Description |
| English | eng-000 | Future Document |
| English | eng-000 | Sound format |