| Extension | File Description |
| .TB5 | Uncommon Files |
| .TB6 | Uncommon Files |
| .TB7 | Uncommon Files |
| .TB8 | Uncommon Files |
| .TB9 | Uncommon Files |
| .TBA | Uncommon Files |
| .TBALIC400 | Uncommon Files |
| .TBASIC | Uncommon Files |
| .TBASICC | Uncommon Files |
| .TBASICCX | Uncommon Files |
| .TBASICX | Uncommon Files |
| .TBB | Uncommon Files |
| .TBC | Uncommon Files |
| .TBD | Uncommon Files |
| .TBE | Uncommon Files |
| .TBF | Uncommon Files |
| .TBG | Uncommon Files |
| .TBH | Uncommon Files |
| .TBI | Uncommon Files |
| .TBJ | Uncommon Files |
| .TBK | Data Files |
| .TBL | Data Files |
| .TBM | Game Files |
| .TBN | Uncommon Files |
| .TBO | Uncommon Files |
| .TBP | CAD Files |
| .TBPA | Uncommon Files |
| .TBQ | Uncommon Files |
| .TBR | Uncommon Files |
| .TBS | Misc Files |
| .TBT | Uncommon Files |
| .TBU | Uncommon Files |
| .TBULIC400 | Uncommon Files |
| .TBV | Uncommon Files |
| .TBW | Uncommon Files |
| .TBX | Uncommon Files |
| .TBY | Uncommon Files |
| .TBZ | Compressed Files |
| .TBZ2 | Compressed Files |
| .TB_ | Uncommon Files |
| .TC | Data Files |
| .TC0 | Uncommon Files |
| .TC1 | Uncommon Files |
| .TC2 | Uncommon Files |
| .TC3 | CAD Files |
| .TC4 | Uncommon Files |
| .TC5 | Uncommon Files |
| .TC6 | Uncommon Files |
| .TC7 | Uncommon Files |
| .TC8 | Uncommon Files |
| .TC9 | Uncommon Files |
| .TCA | Uncommon Files |
| .TCAP | Data Files |
| .TCB | Uncommon Files |
| .TCC | Data Files |
| .TCD | CAD Files |
| .TCE | Uncommon Files |
| .TCF | Uncommon Files |
| .TCG | Uncommon Files |
| .TCH | Uncommon Files |
| .TCI | Uncommon Files |
| .TCJ | Uncommon Files |
| .TCK | Uncommon Files |
| .TCL | Developer Files |
| .TCL~ | Developer Files |
| .TCM | CAD Files |
| .TCN | Uncommon Files |
| .TCO | Uncommon Files |
| .TCP | Uncommon Files |
| .TCPSTREAM | Uncommon Files |
| .TCQ | Uncommon Files |
| .TCR | Misc Files |
| .TCS | Uncommon Files |
| .TCSH | Uncommon Files |
| .TCT | CAD Files |
| Extension | File Description |
| .TCU | Uncommon Files |
| .TCV | Uncommon Files |
| .TCW | CAD Files |
| .TCX | Data Files |
| .TCY | Uncommon Files |
| .TCZ | Uncommon Files |
| .TD | Misc Files |
| .TD0 | Audio Files |
| .TD1 | Uncommon Files |
| .TD2 | Uncommon Files |
| .TD3 | Uncommon Files |
| .TD4 | Game Files |
| .TD5 | Uncommon Files |
| .TD6 | Game Files |
| .TD7 | Uncommon Files |
| .TD8 | Uncommon Files |
| .TD9 | Uncommon Files |
| .TDA | Data Files |
| .TDB | Backup Files |
| .TDC | Uncommon Files |
| .TDD | Uncommon Files |
| .TDDD | 3D Image Files |
| .TDE | Data Files |
| .TDF | Settings Files |
| .TDG | Uncommon Files |
| .TDH | Uncommon Files |
| .TDI | Uncommon Files |
| .TDIM | Uncommon Files |
| .TDJ | Uncommon Files |
| .TDK | Uncommon Files |
| .TDL | Data Files |
| .TDM | Data Files |
| .TDMS | Uncommon Files |
| .TDN | Uncommon Files |
| .TDO | Uncommon Files |
| .TDP | Uncommon Files |
| .TDPROJ | Uncommon Files |
| .TDQ | Uncommon Files |
| .TDR | Uncommon Files |
| .TDS | Developer Files |
| .TDSL | Uncommon Files |
| .TDT | Data Files |
| .TDU | Uncommon Files |
| .TDV | Uncommon Files |
| .TDW | Uncommon Files |
| .TDX | Video Files |
| .TDY | Uncommon Files |
| .TDZ | Uncommon Files |
| .TE | Database Files |
| .TE0 | Uncommon Files |
| .TE1 | Uncommon Files |
| .TE2 | Uncommon Files |
| .TE3 | Uncommon Files |
| .TE4 | Uncommon Files |
| .TE5 | Uncommon Files |
| .TE6 | Uncommon Files |
| .TE7 | Uncommon Files |
| .TE8 | Uncommon Files |
| .TE9 | Uncommon Files |
| .TEA | Uncommon Files |
| .TEACH | Uncommon Files |
| .TEACHER | Database Files |
| .TEASERS | Uncommon Files |
| .TEASERS2 | Uncommon Files |
| .TEB | Uncommon Files |
| .TEC | Misc Files |
| .TECH | Uncommon Files |
| .TECHMARU | Uncommon Files |
| .TECHNOCONC | Uncommon Files |
| .TED | Game Files |
| .TEE | Uncommon Files |
| .TEF | Data Files |
| .TEG | Uncommon Files |
| .TEH | Uncommon Files |
| .TEI | Uncommon Files |
