| tp7 | MODTRAN Primary Spectral Output |
| tp8 | MODTRAN Spectral Output Data |
| tpa | GROMACS ASCII Input File |
| tpb | GROMACS Binary Input File |
| tpdb8 | ThumbsPlus v8 Thumbnail Database |
| tpe | Clarion Example Database File |
| tped | PLINK Transposed Text Genotype Table |
| tpf | Topocad Profile Form |
| tpl | Trial Sequential Analysis Template |
| tpl | NoteTab Template File |
| tplt | Molly Template |
| tplt | HyperWorks Results Visualization Plot Template |
| tpr | GROMACS Portable Binary Input File |
| tps | Clarion TopSpeed Database |
| tps | RFM Total Internal Partition Sums File |
| tpsdb | Print Shop Database |
| tpt | PCLTool Transformation Parameter Table |
| tpzu | Treepad Icon Library Update |
| tq | STK Torque File |
| tq5 | TQSL Certificate Request Data |
| tq6 | TQSL Certificate Data |
| tqc | TqcRunas Document |
| tqi | Parasoft Insure++ Interface Data |
| tqr | EROS B Metadata |
| tqs | Parasoft Insure++ Data |
| tqx | NZ Infoshare Table Query File |
| tqz | TurningPoint QuestionPoint Data File |
| tr | CIRS Transaction Data |
| tr0 | SPICE Transient Analysis Output Data |
| tr1 | IBM VoiceType Data File |
