| Extension | File Description |
| .TCE | Uncommon Files |
| .TCF | Uncommon Files |
| .TCG | Uncommon Files |
| .TCH | Uncommon Files |
| .TCI | Uncommon Files |
| .TCJ | Uncommon Files |
| .TCK | Uncommon Files |
| .TCN | Uncommon Files |
| .TCO | Uncommon Files |
| .TCP | Uncommon Files |
| .TCPSTREAM | Uncommon Files |
| .TCQ | Uncommon Files |
| .TCS | Uncommon Files |
| .TCSH | Uncommon Files |
| .TCU | Uncommon Files |
| .TCV | Uncommon Files |
| .TCY | Uncommon Files |
| .TCZ | Uncommon Files |
| .TD1 | Uncommon Files |
| .TD2 | Uncommon Files |
| .TD3 | Uncommon Files |
| .TD5 | Uncommon Files |
| .TD7 | Uncommon Files |
| .TD8 | Uncommon Files |
| .TD9 | Uncommon Files |
| .TDC | Uncommon Files |
| .TDD | Uncommon Files |
| .TDG | Uncommon Files |
| .TDH | Uncommon Files |
| .TDI | Uncommon Files |
| .TDIM | Uncommon Files |
| .TDJ | Uncommon Files |
| .TDK | Uncommon Files |
| .TDMS | Uncommon Files |
| .TDN | Uncommon Files |
| .TDO | Uncommon Files |
| .TDP | Uncommon Files |
| .TDPROJ | Uncommon Files |
| .TDQ | Uncommon Files |
| .TDR | Uncommon Files |
| .TDSL | Uncommon Files |
| .TDU | Uncommon Files |
| .TDV | Uncommon Files |
| .TDW | Uncommon Files |
| .TDY | Uncommon Files |
| .TDZ | Uncommon 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 |
| .TEASERS | Uncommon Files |
| .TEASERS2 | Uncommon Files |
| .TEB | Uncommon Files |
| .TECH | Uncommon Files |
| .TECHMARU | Uncommon Files |
| .TECHNOCONC | Uncommon Files |
| .TEE | Uncommon Files |
| .TEG | Uncommon Files |
| .TEH | Uncommon Files |
| .TEI | Uncommon Files |
| .TEJ | Uncommon Files |
| .TEK | Uncommon Files |
| .TEL | Uncommon Files |
| .TELL | Uncommon Files |
| .TEM | Uncommon Files |
| .TEMPLATES | Uncommon Files |
| .TEN | Uncommon Files |
| Extension | File Description |
| .TEO | Uncommon Files |
| .TEP | Uncommon Files |
| .TEQ | Uncommon Files |
| .TER | Uncommon Files |
| .TERMINATOR | Uncommon Files |
| .TERRAIN | Uncommon Files |
| .TES | Uncommon Files |
| .TEST | Uncommon Files |
| .TEST1 | Uncommon Files |
| .TEST2 | Uncommon Files |
| .TESTS | Uncommon Files |
| .TEU | Uncommon Files |
| .TEV | Uncommon Files |
| .TEW | Uncommon Files |
| .TEXEL | Uncommon Files |
| .TEXI | Uncommon Files |
| .TEXINFO | Uncommon Files |
| .TEXTALKER | Uncommon Files |
| .TEXTBUILD | Uncommon Files |
| .TEXTDB | Uncommon Files |
| .TEXTEDIT | Uncommon Files |
| .TEXTTOOL | Uncommon Files |
| .TEY | Uncommon Files |
| .TEZ | Uncommon Files |
| .TF | Uncommon Files |
| .TF0 | Uncommon Files |
| .TF1 | Uncommon Files |
| .TF10 | Uncommon Files |
| .TF2 | Uncommon Files |
| .TF3 | Uncommon Files |
| .TF4 | Uncommon Files |
| .TF5 | Uncommon Files |
| .TF6 | Uncommon Files |
| .TF7 | Uncommon Files |
| .TF8 | Uncommon Files |
| .TF9 | Uncommon Files |
| .TFB | Uncommon Files |
| .TFD | Uncommon Files |
| .TFE | Uncommon Files |
| .TFF | Uncommon Files |
| .TFG | Uncommon Files |
| .TFH | Uncommon Files |
| .TFJ | Uncommon Files |
| .TFK | Uncommon Files |
| .TFL | Uncommon Files |
| .TFN | Uncommon Files |
| .TFO | Uncommon Files |
| .TFP | Uncommon Files |
| .TFQ | Uncommon Files |
| .TFR | Uncommon Files |
| .TFS | Uncommon Files |
| .TFT | Uncommon Files |
| .TFU | Uncommon Files |
| .TFV | Uncommon Files |
| .TFX | Uncommon Files |
| .TFY | Uncommon Files |
| .TFZ | Uncommon Files |
| .TG0 | Uncommon Files |
| .TG1 | Uncommon Files |
| .TG2 | Uncommon Files |
| .TG3 | Uncommon Files |
| .TG5 | Uncommon Files |
| .TG6 | Uncommon Files |
| .TG7 | Uncommon Files |
| .TG8 | Uncommon Files |
| .TG9 | Uncommon Files |
| .TGB | Uncommon Files |
| .TGC | Uncommon Files |
| .TGD | Uncommon Files |
| .TGE | Uncommon Files |
| .TGG | Uncommon Files |
| .TGH | Uncommon Files |
| .TGI | Uncommon Files |
| .TGJ | Uncommon Files |
| .TGK | Uncommon Files |
