| Extension | File Description |
| .XX7 | Uncommon Files |
| .XX8 | Uncommon Files |
| .XX9 | Uncommon Files |
| .XXA | Uncommon Files |
| .XXB | Uncommon Files |
| .XXC | Uncommon Files |
| .XXF | Uncommon Files |
| .XXG | Uncommon Files |
| .XXH | Uncommon Files |
| .XXI | Uncommon Files |
| .XXJ | Uncommon Files |
| .XXK | Uncommon Files |
| .XXL | Uncommon Files |
| .XXM | Uncommon Files |
| .XXN | Uncommon Files |
| .XXO | Uncommon Files |
| .XXP | Uncommon Files |
| .XXQ | Uncommon Files |
| .XXR | Uncommon Files |
| .XXS | Uncommon Files |
| .XXT | Uncommon Files |
| .XXU | Uncommon Files |
| .XXV | Uncommon Files |
| .XXW | Uncommon Files |
| .XXXX | Uncommon Files |
| .XXXXXX | Uncommon Files |
| .XXY | Uncommon Files |
| .XXZ | Uncommon Files |
| .XY0 | Uncommon Files |
| .XY1 | Uncommon Files |
| .XY2 | Uncommon Files |
| .XY4 | Uncommon Files |
| .XY4V | Uncommon Files |
| .XY5 | Uncommon Files |
| .XY6 | Uncommon Files |
| .XY7 | Uncommon Files |
| .XY8 | Uncommon Files |
| .XY9 | Uncommon Files |
| .XYA | Uncommon Files |
| .XYC | Uncommon Files |
| .XYD | Uncommon Files |
| .XYE | Uncommon Files |
| .XYF | Uncommon Files |
| .XYG | Uncommon Files |
| .XYH | Uncommon Files |
| .XYI | Uncommon Files |
| .XYJ | Uncommon Files |
| .XYK | Uncommon Files |
| .XYL | Uncommon Files |
| .XYM | Uncommon Files |
| .XYN | Uncommon Files |
| .XYO | Uncommon Files |
| .XYQ | Uncommon Files |
| .XYR | Uncommon Files |
| .XYT | Uncommon Files |
| .XYU | Uncommon Files |
| .XYV | Uncommon Files |
| .XYX | Uncommon Files |
| .XYY | Uncommon Files |
| .XYZI | Uncommon Files |
| .XYZRGB | Uncommon Files |
| .XZ0 | Uncommon Files |
| .XZ1 | Uncommon Files |
| .XZ2 | Uncommon Files |
| .XZ3 | Uncommon Files |
| .XZ4 | Uncommon Files |
| .XZ5 | Uncommon Files |
| .XZ6 | Uncommon Files |
| .XZ7 | Uncommon Files |
| .XZ8 | Uncommon Files |
| .XZ9 | Uncommon Files |
| .XZA | Uncommon Files |
| .XZB | Uncommon Files |
| .XZC | Uncommon Files |
| .XZD | Uncommon Files |
| Extension | File Description |
| .XZE | Uncommon Files |
| .XZF | Uncommon Files |
| .XZG | Uncommon Files |
| .XZH | Uncommon Files |
| .XZI | Uncommon Files |
| .XZJ | Uncommon Files |
| .XZK | Uncommon Files |
| .XZL | Uncommon Files |
| .XZM | Uncommon Files |
| .XZN | Uncommon Files |
| .XZO | Uncommon Files |
| .XZP | Uncommon Files |
| .XZQ | Uncommon Files |
| .XZR | Uncommon Files |
| .XZS | Uncommon Files |
| .XZT | Uncommon Files |
| .XZU | Uncommon Files |
| .XZV | Uncommon Files |
| .XZW | Uncommon Files |
| .XZX | Uncommon Files |
| .XZY | Uncommon Files |
| .XZZ | Uncommon Files |
| .Y00 | Uncommon Files |
| .Y01 | Uncommon Files |
| .Y02 | Uncommon Files |
| .Y03 | Uncommon Files |
| .Y04 | Uncommon Files |
| .Y05 | Uncommon Files |
| .Y06 | Uncommon Files |
| .Y07 | Uncommon Files |
| .Y08 | Uncommon Files |
| .Y09 | Uncommon Files |
| .Y0A | Uncommon Files |
| .Y0B | Uncommon Files |
| .Y0C | Uncommon Files |
| .Y0D | Uncommon Files |
| .Y0E | Uncommon Files |
| .Y0F | Uncommon Files |
| .Y0G | Uncommon Files |
| .Y0H | Uncommon Files |
| .Y0I | Uncommon Files |
| .Y0J | Uncommon Files |
| .Y0K | Uncommon Files |
| .Y0L | Uncommon Files |
| .Y0M | Uncommon Files |
| .Y0N | Uncommon Files |
| .Y0O | Uncommon Files |
| .Y0P | Uncommon Files |
| .Y0Q | Uncommon Files |
| .Y0R | Uncommon Files |
| .Y0S | Uncommon Files |
| .Y0T | Uncommon Files |
| .Y0U | Uncommon Files |
| .Y0V | Uncommon Files |
| .Y0W | Uncommon Files |
| .Y0X | Uncommon Files |
| .Y0Y | Uncommon Files |
| .Y0Z | Uncommon Files |
| .Y10 | Uncommon Files |
| .Y11 | Uncommon Files |
| .Y12 | Uncommon Files |
| .Y13 | Uncommon Files |
| .Y14 | Uncommon Files |
| .Y15 | Uncommon Files |
| .Y16 | Uncommon Files |
| .Y17 | Uncommon Files |
| .Y18 | Uncommon Files |
| .Y19 | Uncommon Files |
| .Y1A | Uncommon Files |
| .Y1B | Uncommon Files |
| .Y1C | Uncommon Files |
| .Y1D | Uncommon Files |
| .Y1E | Uncommon Files |
| .Y1F | Uncommon Files |
| .Y1G | Uncommon Files |
