| Extension | File Description |
| .DFW | Uncommon Files |
| .DFWEBAPPLI | Uncommon Files |
| .DFY | Uncommon Files |
| .DFZ | Uncommon Files |
| .DG | Uncommon Files |
| .DG-KEY | Uncommon Files |
| .DG0 | Uncommon Files |
| .DG1 | Uncommon Files |
| .DG2 | Uncommon Files |
| .DG3 | Uncommon Files |
| .DG4 | Uncommon Files |
| .DG5 | Uncommon Files |
| .DG6 | Uncommon Files |
| .DG7 | Uncommon Files |
| .DG8 | Uncommon Files |
| .DG9 | Uncommon Files |
| .DGA | Uncommon Files |
| .DGB | Uncommon Files |
| .DGD | Uncommon Files |
| .DGE | Uncommon Files |
| .DGF | Uncommon Files |
| .DGG | Uncommon Files |
| .DGH | Uncommon Files |
| .DGI | Uncommon Files |
| .DGJ | Uncommon Files |
| .DGL | Uncommon Files |
| .DGM | Uncommon Files |
| .DGMARKER | Uncommon Files |
| .DGO | Uncommon Files |
| .DGP | Uncommon Files |
| .DGPRINT | Uncommon Files |
| .DGQ | Uncommon Files |
| .DGR | Uncommon Files |
| .DGSCHEME | Uncommon Files |
| .DGSCHEME-W | Uncommon Files |
| .DGSS | Uncommon Files |
| .DGT | Uncommon Files |
| .DGTOOLBAR | Uncommon Files |
| .DGU | Uncommon Files |
| .DGV | Uncommon Files |
| .DGW | Uncommon Files |
| .DGX | Uncommon Files |
| .DGY | Uncommon Files |
| .DGZ | Uncommon Files |
| .DH | Uncommon Files |
| .DH0 | Uncommon Files |
| .DH1 | Uncommon Files |
| .DH2 | Uncommon Files |
| .DH3 | Uncommon Files |
| .DH4 | Uncommon Files |
| .DH5 | Uncommon Files |
| .DH6 | Uncommon Files |
| .DH7 | Uncommon Files |
| .DH8 | Uncommon Files |
| .DH9 | Uncommon Files |
| .DHA | Uncommon Files |
| .DHB | Uncommon Files |
| .DHC | Uncommon Files |
| .DHD | Uncommon Files |
| .DHE | Uncommon Files |
| .DHF | Uncommon Files |
| .DHG | Uncommon Files |
| .DHH | Uncommon Files |
| .DHI | Uncommon Files |
| .DHJ | Uncommon Files |
| .DHK | Uncommon Files |
| .DHL | Uncommon Files |
| .DHM | Uncommon Files |
| .DHN | Uncommon Files |
| .DHO | Uncommon Files |
| .DHP | Uncommon Files |
| .DHQ | Uncommon Files |
| .DHR | Uncommon Files |
| .DHRP | Uncommon Files |
| .DHS | Uncommon Files |
| Extension | File Description |
| .DHT | Uncommon Files |
| .DHU | Uncommon Files |
| .DHV | Uncommon Files |
| .DHW | Uncommon Files |
| .DHX | Uncommon Files |
| .DHY | Uncommon Files |
| .DHZ | Uncommon Files |
| .DI | Uncommon Files |
| .DI0 | Uncommon Files |
| .DI1 | Uncommon Files |
| .DI2 | Uncommon Files |
| .DI3 | Uncommon Files |
| .DI4 | Uncommon Files |
| .DI5 | Uncommon Files |
| .DI6 | Uncommon Files |
| .DI7 | Uncommon Files |
| .DI8 | Uncommon Files |
| .DI9 | Uncommon Files |
| .DIABLOFONT | Uncommon Files |
| .DIALLIST | Uncommon Files |
| .DIALOG | Uncommon Files |
| .DIALOGUE | Uncommon Files |
| .DIAMONDS | Uncommon Files |
| .DICM | Uncommon Files |
| .DICT | Uncommon Files |
| .DICTIONARY | Uncommon Files |
| .DID | Uncommon Files |
| .DIE | Uncommon Files |
| .DIE-AGAIN | Uncommon Files |
| .DIESEL | Uncommon Files |
| .DIFF | Uncommon Files |
| .DIGI | Uncommon Files |
| .DIH | Uncommon Files |
| .DIJ | Uncommon Files |
| .DIK | Uncommon Files |
| .DIL | Uncommon Files |
| .DIN | Uncommon Files |
| .DINERDASHS | Uncommon Files |
| .DINGBATS | Uncommon Files |
| .DIO | Uncommon Files |
| .DIP | Uncommon Files |
| .DIQ | Uncommon Files |
| .DIRECT | Uncommon Files |
| .DIRLIST | Uncommon Files |
| .DISAP | Uncommon Files |
| .DISASM | Uncommon Files |
| .DISHONOR | Uncommon Files |
| .DIST2 | Uncommon Files |
| .DIST4 | Uncommon Files |
| .DIU | Uncommon Files |
| .DIW | Uncommon Files |
| .DI_ | Uncommon Files |
| .DJ0 | Uncommon Files |
| .DJ1 | Uncommon Files |
| .DJ2 | Uncommon Files |
| .DJ3 | Uncommon Files |
| .DJ4 | Uncommon Files |
| .DJ5 | Uncommon Files |
| .DJ6 | Uncommon Files |
| .DJ7 | Uncommon Files |
| .DJ8 | Uncommon Files |
| .DJ9 | Uncommon Files |
| .DJA | Uncommon Files |
| .DJB | Uncommon Files |
| .DJC | Uncommon Files |
| .DJD | Uncommon Files |
| .DJE | Uncommon Files |
| .DJF | Uncommon Files |
| .DJG | Uncommon Files |
| .DJH | Uncommon Files |
| .DJI | Uncommon Files |
| .DJIA | Uncommon Files |
| .DJJ | Uncommon Files |
| .DJK | Uncommon Files |
| .DJL | Uncommon Files |
