| toolbaricons | Stardock SkinStudio Toolbar Icons Data |
| top | Carlson 2016 Topsoil Definition Data |
| top | E-Sword v8 Topic Note |
| top | EverNote Handwritten Notes Data |
| top | GROMACS System Topology |
| top | MODELLER TOP Script |
| top | NetSim Topology Diagram |
| top | QuickVerse Data |
| topaz3d | Topaz 3D Model |
| topx | E-Sword v9 Topic Note |
| tot | LG Phone Rom |
| totalsbackup | Totals Database Backup File |
| totalsdb | Totals Database File |
| totalssyncdb | Kedisoft Totals Synchronized Database |
| tou | WRAP Tables Output Data |
| tour | Vadosity Toolkit Tour Data |
| tp | Borland Turbo Profiler Session-state Data |
| tp | Erosion 3D Relief Parameters Data |
| tp | FLAMES GUI Template Data |
| tp | PerfectTablePlan Table Seating Plan |
| tp2 | WeiDU Resource Pack |
| tp5 | MODTRAN Tape 5 Data |
| tp6 | MODTRAN Standard Output File |
| tp7 | MODTRAN Primary Spectral Output |
| tp8 | MODTRAN Spectral Output Data |
| tpa | CorelDraw Custom Graphics Data |
| tpa | GROMACS ASCII Input File |
| tpa | Palm OS Data Import Template |
| tpb | GROMACS Binary Input File |
| tpc | Topicscape Exported Topic Link |
