| Extension | File Description |
| .XSV | Uncommon Files |
| .XSW | Uncommon Files |
| .XSWRITER | Uncommon Files |
| .XSX | Uncommon Files |
| .XSY | Uncommon Files |
| .XSZ | Uncommon Files |
| .XT0 | Uncommon Files |
| .XT1 | Uncommon Files |
| .XT2 | Uncommon Files |
| .XT3 | Uncommon Files |
| .XT4 | Uncommon Files |
| .XT5 | Uncommon Files |
| .XT6 | Uncommon Files |
| .XT7 | Uncommon Files |
| .XT8 | Uncommon Files |
| .XT9 | Uncommon Files |
| .XTA | Uncommon Files |
| .XTB | Uncommon Files |
| .XTC | Uncommon Files |
| .XTD | Uncommon Files |
| .XTE | Uncommon Files |
| .XTEL | Uncommon Files |
| .XTF | Uncommon Files |
| .XTH | Uncommon Files |
| .XTI | Uncommon Files |
| .XTJ | Uncommon Files |
| .XTK | Uncommon Files |
| .XTL | Uncommon Files |
| .XTML | Uncommon Files |
| .XTN | Uncommon Files |
| .XTO | Uncommon Files |
| .XTODVD | Uncommon Files |
| .XTQ | Uncommon Files |
| .XTR | Uncommon Files |
| .XTS | Uncommon Files |
| .XTT | Uncommon Files |
| .XTU | Uncommon Files |
| .XTV | Uncommon Files |
| .XTW | Uncommon Files |
| .XTX | Uncommon Files |
| .XTY | Uncommon Files |
| .XTZ | Uncommon Files |
| .XU0 | Uncommon Files |
| .XU1 | Uncommon Files |
| .XU2 | Uncommon Files |
| .XU3 | Uncommon Files |
| .XU4 | Uncommon Files |
| .XU5 | Uncommon Files |
| .XU6 | Uncommon Files |
| .XU7 | Uncommon Files |
| .XU8 | Uncommon Files |
| .XU9 | Uncommon Files |
| .XUA | Uncommon Files |
| .XUB | Uncommon Files |
| .XUC | Uncommon Files |
| .XUD | Uncommon Files |
| .XUE | Uncommon Files |
| .XUF | Uncommon Files |
| .XUG | Uncommon Files |
| .XUH | Uncommon Files |
| .XUJ | Uncommon Files |
| .XUK | Uncommon Files |
| .XUM | Uncommon Files |
| .XUN | Uncommon Files |
| .XUO | Uncommon Files |
| .XUP | Uncommon Files |
| .XUQ | Uncommon Files |
| .XUR | Uncommon Files |
| .XUS | Uncommon Files |
| .XUT | Uncommon Files |
| .XUU | Uncommon Files |
| .XUV | Uncommon Files |
| .XUW | Uncommon Files |
| .XUX | Uncommon Files |
| .XUY | Uncommon Files |
| Extension | File Description |
| .XUZ | Uncommon Files |
| .XV | Uncommon Files |
| .XV0 | Uncommon Files |
| .XV1 | Uncommon Files |
| .XV2 | Uncommon Files |
| .XV3 | Uncommon Files |
| .XV4 | Uncommon Files |
| .XV5 | Uncommon Files |
| .XV6 | Uncommon Files |
| .XV7 | Uncommon Files |
| .XV8 | Uncommon Files |
| .XV9 | Uncommon Files |
| .XVA | Uncommon Files |
| .XVB | Uncommon Files |
| .XVC | Uncommon Files |
| .XVD | Uncommon Files |
| .XVE | Uncommon Files |
| .XVF | Uncommon Files |
| .XVG | Uncommon Files |
| .XVH | Uncommon Files |
| .XVI | Uncommon Files |
| .XVJ | Uncommon Files |
| .XVK | Uncommon Files |
| .XVL | Uncommon Files |
| .XVN | Uncommon Files |
| .XVO | Uncommon Files |
| .XVP | Uncommon Files |
| .XVQ | Uncommon Files |
| .XVR | Uncommon Files |
| .XVS | Uncommon Files |
| .XVT | Uncommon Files |
| .XVU | Uncommon Files |
| .XVV | Uncommon Files |
| .XVW | Uncommon Files |
| .XVX | Uncommon Files |
| .XVY | Uncommon Files |
| .XVZ | Uncommon Files |
| .XW0 | Uncommon Files |
| .XW1 | Uncommon Files |
| .XW2 | Uncommon Files |
| .XW3 | Uncommon Files |
| .XW4 | Uncommon Files |
| .XW5 | Uncommon Files |
| .XW6 | Uncommon Files |
| .XW7 | Uncommon Files |
| .XW8 | Uncommon Files |
| .XW9 | Uncommon Files |
| .XWA | Uncommon Files |
| .XWC | Uncommon Files |
| .XWE | Uncommon Files |
| .XWG | Uncommon Files |
| .XWH | Uncommon Files |
| .XWI | Uncommon Files |
| .XWJ | Uncommon Files |
| .XWL | Uncommon Files |
| .XWM | Uncommon Files |
| .XWN | Uncommon Files |
| .XWO | Uncommon Files |
| .XWQ | Uncommon Files |
| .XWR | Uncommon Files |
| .XWT | Uncommon Files |
| .XWU | Uncommon Files |
| .XWV | Uncommon Files |
| .XWW | Uncommon Files |
| .XWX | Uncommon Files |
| .XWY | Uncommon Files |
| .XWZ | Uncommon Files |
| .XWZ_1 | Uncommon Files |
| .XX0 | Uncommon Files |
| .XX1 | Uncommon Files |
| .XX2 | Uncommon Files |
| .XX3 | Uncommon Files |
| .XX4 | Uncommon Files |
| .XX5 | Uncommon Files |
| .XX6 | Uncommon Files |
