| Abbreviation | Definition |
|---|---|
| TERR | TIBCO Enterprise Runtime for R |
| TES | Tidal Enterprise Scheduler |
| TES | Torah Educational Software |
| TESS | Trademark Electronic Search System |
| TESS | Transcription Element Search System |
| TET | Test Environment Toolkit |
| TF | Tiny Fugue |
| TFCS | Team For Computer Solutions |
| TFIM | Tivoli Federated Identity Manager (IBM) |
| TFM | Tex Font Metrics |
| TFM | The Fine Manual |
| TFP | Trends in Functional Programming |
| TFSD | The Free Software Definition |
| TFV | Tascal Fax Viewer |
| TGC | Text Game Compiler |
| TGG | Thumbnail Gallery Generator |
| TGIS | Tobii Gaze Interaction Software |
| TGR | Tools for Global Roaming |
| TGS | Template Graphics Software |
| TGS | Terminal Grammar Symbol |