| Extension | File Description |
| .JK0 | Uncommon Files |
| .JK1 | Uncommon Files |
| .JK2 | Uncommon Files |
| .JK3 | Uncommon Files |
| .JK4 | Uncommon Files |
| .JK5 | Uncommon Files |
| .JK6 | Uncommon Files |
| .JK7 | Uncommon Files |
| .JK8 | Uncommon Files |
| .JK9 | Uncommon Files |
| .JKA | Uncommon Files |
| .JKB | Uncommon Files |
| .JKC | Uncommon Files |
| .JKD | Uncommon Files |
| .JKE | Uncommon Files |
| .JKF | Uncommon Files |
| .JKG | Uncommon Files |
| .JKH | Uncommon Files |
| .JKI | Uncommon Files |
| .JKJ | Uncommon Files |
| .JKK | Uncommon Files |
| .JKL | Uncommon Files |
| .JKM | Uncommon Files |
| .JKN | Uncommon Files |
| .JKO | Uncommon Files |
| .JKP | Uncommon Files |
| .JKQ | Uncommon Files |
| .JKR | Uncommon Files |
| .JKS | Uncommon Files |
| .JKT | Uncommon Files |
| .JKU | Uncommon Files |
| .JKV | Uncommon Files |
| .JKW | Uncommon Files |
| .JKX | Uncommon Files |
| .JKY | Uncommon Files |
| .JKZ | Uncommon Files |
| .JL | Developer Files |
| .JL0 | Uncommon Files |
| .JL1 | Uncommon Files |
| .JL2 | Uncommon Files |
| .JL3 | Uncommon Files |
| .JL4 | Uncommon Files |
| .JL5 | Uncommon Files |
| .JL6 | Uncommon Files |
| .JL7 | Uncommon Files |
| .JL8 | Uncommon Files |
| .JL9 | Uncommon Files |
| .JLA | Uncommon Files |
| .JLAB | Uncommon Files |
| .JLB | Uncommon Files |
| .JLC | Uncommon Files |
| .JLD | Uncommon Files |
| .JLE | Uncommon Files |
| .JLF | Uncommon Files |
| .JLG | Uncommon Files |
| .JLH | Uncommon Files |
| .JLI | Uncommon Files |
| .JLJ | Uncommon Files |
| .JLK | Uncommon Files |
| .JLL | Uncommon Files |
| .JLM | Uncommon Files |
| .JLN | Uncommon Files |
| .JLO | Uncommon Files |
| .JLP | Uncommon Files |
| .JLQ | Uncommon Files |
| .JLR | Uncommon Files |
| .JLS | Uncommon Files |
| .JLT | Data Files |
| .JLU | Uncommon Files |
| .JLV | Uncommon Files |
| .JLW | Uncommon Files |
| .JLX | Uncommon Files |
| .JLY | Uncommon Files |
| .JLZ | Uncommon Files |
| .JM0 | Uncommon Files |
| Extension | File Description |
| .JM1 | Uncommon Files |
| .JM2 | Uncommon Files |
| .JM3 | Uncommon Files |
| .JM4 | Uncommon Files |
| .JM5 | Uncommon Files |
| .JM6 | Uncommon Files |
| .JM7 | Uncommon Files |
| .JM8 | Uncommon Files |
| .JM9 | Uncommon Files |
| .JMA | Uncommon Files |
| .JMAN | Uncommon Files |
| .JMB | Uncommon Files |
| .JMC | Uncommon Files |
| .JMD | Uncommon Files |
| .JME | Uncommon Files |
| .JMF | Uncommon Files |
| .JMG | Uncommon Files |
| .JMH | Uncommon Files |
| .JMI | Uncommon Files |
| .JMJ | Uncommon Files |
| .JMK | Uncommon Files |
| .JML | Uncommon Files |
| .JMM | Uncommon Files |
| .JMN | Uncommon Files |
| .JMO | Uncommon Files |
| .JMP | Data Files |
| .JMQ | Uncommon Files |
| .JMR | Uncommon Files |
| .JMS | Uncommon Files |
| .JMT | Uncommon Files |
| .JMU | Uncommon Files |
| .JMV | Uncommon Files |
| .JMW | Uncommon Files |
| .JMX | Uncommon Files |
| .JMY | Uncommon Files |
| .JMZ | Uncommon Files |
| .JN0 | Uncommon Files |
| .JN1 | Uncommon Files |
| .JN2 | Uncommon Files |
| .JN3 | Uncommon Files |
| .JN4 | Uncommon Files |
| .JN5 | Uncommon Files |
| .JN6 | Uncommon Files |
| .JN7 | Uncommon Files |
| .JN8 | Uncommon Files |
| .JN9 | Uncommon Files |
| .JNA | Uncommon Files |
| .JNB | Uncommon Files |
| .JNC | Uncommon Files |
| .JND | Uncommon Files |
| .JNE | Uncommon Files |
| .JNF | Uncommon Files |
| .JNG | Raster Image Files |
| .JNGL | Uncommon Files |
| .JNH | Uncommon Files |
| .JNI | Uncommon Files |
| .JNJ | Uncommon Files |
| .JNK | Uncommon Files |
| .JNL | Uncommon Files |
| .JNLP | Web Files |
| .JNM | Uncommon Files |
| .JNN | Uncommon Files |
| .JNO | Uncommon Files |
| .JNP | Uncommon Files |
| .JNQ | Uncommon Files |
| .JNR | Uncommon Files |
| .JNS | Uncommon Files |
| .JNT | Data Files |
| .JNU | Uncommon Files |
| .JNV | Uncommon Files |
| .JNW | Uncommon Files |
| .JNX | Uncommon Files |
| .JNY | Uncommon Files |
| .JNZ | Uncommon Files |
| .JO0 | Uncommon Files |
