| Extension | File Description |
| .XO8 | Uncommon Files |
| .XO9 | Uncommon Files |
| .XOA | Uncommon Files |
| .XOB | Uncommon Files |
| .XOC | Uncommon Files |
| .XOD | Uncommon Files |
| .XOE | Uncommon Files |
| .XOG | Uncommon Files |
| .XOH | Uncommon Files |
| .XOI | Uncommon Files |
| .XOJ | Uncommon Files |
| .XOK | Uncommon Files |
| .XOL | Uncommon Files |
| .XON | Uncommon Files |
| .XOO | Uncommon Files |
| .XOQ | Uncommon Files |
| .XOR | Uncommon Files |
| .XOS | Uncommon Files |
| .XOT | Uncommon Files |
| .XOU | Uncommon Files |
| .XOV | Uncommon Files |
| .XOW | Uncommon Files |
| .XOX | Uncommon Files |
| .XOY | Uncommon Files |
| .XOZ | Uncommon Files |
| .XP0 | Uncommon Files |
| .XP1 | Uncommon Files |
| .XP2 | Uncommon Files |
| .XP4 | Uncommon Files |
| .XP5 | Uncommon Files |
| .XP6 | Uncommon Files |
| .XP7 | Uncommon Files |
| .XP8 | Uncommon Files |
| .XP9 | Uncommon Files |
| .XPA | Uncommon Files |
| .XPB | Uncommon Files |
| .XPC | Uncommon Files |
| .XPE | Uncommon Files |
| .XPF | Uncommon Files |
| .XPG | Uncommon Files |
| .XPH | Uncommon Files |
| .XPIX | Uncommon Files |
| .XPN | Uncommon Files |
| .XPO | Uncommon Files |
| .XPQ | Uncommon Files |
| .XPTHEME | Uncommon Files |
| .XPTOC | Uncommon Files |
| .XPU | Uncommon Files |
| .XPV | Uncommon Files |
| .XPW | Uncommon Files |
| .XPX | Uncommon Files |
| .XPY | Uncommon Files |
| .XPZ | Uncommon Files |
| .XQ0 | Uncommon Files |
| .XQ1 | Uncommon Files |
| .XQ2 | Uncommon Files |
| .XQ3 | Uncommon Files |
| .XQ4 | Uncommon Files |
| .XQ5 | Uncommon Files |
| .XQ6 | Uncommon Files |
| .XQ7 | Uncommon Files |
| .XQ8 | Uncommon Files |
| .XQ9 | Uncommon Files |
| .XQA | Uncommon Files |
| .XQB | Uncommon Files |
| .XQC | Uncommon Files |
| .XQD | Uncommon Files |
| .XQE | Uncommon Files |
| .XQF | Uncommon Files |
| .XQG | Uncommon Files |
| .XQH | Uncommon Files |
| .XQI | Uncommon Files |
| .XQJ | Uncommon Files |
| .XQK | Uncommon Files |
| .XQM | Uncommon Files |
| Extension | File Description |
| .XQN | Uncommon Files |
| .XQO | Uncommon Files |
| .XQP | Uncommon Files |
| .XQQ | Uncommon Files |
| .XQR | Uncommon Files |
| .XQS | Uncommon Files |
| .XQU | Uncommon Files |
| .XQV | Uncommon Files |
| .XQW | Uncommon Files |
| .XQX | Uncommon Files |
| .XQY | Uncommon Files |
| .XQZ | Uncommon Files |
| .XR | Uncommon Files |
| .XR0 | Uncommon Files |
| .XR1 | Uncommon Files |
| .XR2 | Uncommon Files |
| .XR3 | Uncommon Files |
| .XR4 | Uncommon Files |
| .XR5 | Uncommon Files |
| .XR6 | Uncommon Files |
| .XR7 | Uncommon Files |
| .XR8 | Uncommon Files |
| .XR9 | Uncommon Files |
| .XRA | Uncommon Files |
| .XRB | Uncommon Files |
| .XRC | Uncommon Files |
| .XRD | Uncommon Files |
| .XRE | Uncommon Files |
| .XREF | Uncommon Files |
| .XRG | Uncommon Files |
| .XRH | Uncommon Files |
| .XRI | Uncommon Files |
| .XRJ | Uncommon Files |
| .XRK | Uncommon Files |
| .XRL | Uncommon Files |
| .XRM | Uncommon Files |
| .XRN | Uncommon Files |
| .XRO | Uncommon Files |
| .XRQ | Uncommon Files |
| .XRR | Uncommon Files |
| .XRS | Uncommon Files |
| .XRT | Uncommon Files |
| .XRU | Uncommon Files |
| .XRV | Uncommon Files |
| .XRW | Uncommon Files |
| .XRX | Uncommon Files |
| .XRY | Uncommon Files |
| .XRZ | Uncommon Files |
| .XS0 | Uncommon Files |
| .XS1 | Uncommon Files |
| .XS2 | Uncommon Files |
| .XS3 | Uncommon Files |
| .XS4 | Uncommon Files |
| .XS5 | Uncommon Files |
| .XS6 | Uncommon Files |
| .XS7 | Uncommon Files |
| .XS8 | Uncommon Files |
| .XS9 | Uncommon Files |
| .XSA | Uncommon Files |
| .XSC | Uncommon Files |
| .XSE | Uncommon Files |
| .XSEND | Uncommon Files |
| .XSG | Uncommon Files |
| .XSH | Uncommon Files |
| .XSJ | Uncommon Files |
| .XSK | Uncommon Files |
| .XSM | Uncommon Files |
| .XSO | Uncommon Files |
| .XSP | Uncommon Files |
| .XSQ | Uncommon Files |
| .XSQL | Uncommon Files |
| .XSR | Uncommon Files |
| .XSTEP | Uncommon Files |
| .XSU | Uncommon Files |
| .XSUM | Uncommon Files |
