| Extension | File Description |
| .NJB | Misc Files |
| .NJC | Uncommon Files |
| .NJD | Uncommon Files |
| .NJE | Uncommon Files |
| .NJF | Uncommon Files |
| .NJG | Uncommon Files |
| .NJH | Uncommon Files |
| .NJI | Uncommon Files |
| .NJJ | Uncommon Files |
| .NJK | Uncommon Files |
| .NJL | Uncommon Files |
| .NJM | Uncommon Files |
| .NJN | Uncommon Files |
| .NJO | Uncommon Files |
| .NJP | Uncommon Files |
| .NJQ | Uncommon Files |
| .NJR | Uncommon Files |
| .NJS | Uncommon Files |
| .NJT | Uncommon Files |
| .NJU | Uncommon Files |
| .NJV | Uncommon Files |
| .NJW | Uncommon Files |
| .NJX | Uncommon Files |
| .NJY | Uncommon Files |
| .NJZ | Uncommon Files |
| .NK0 | Uncommon Files |
| .NK1 | Uncommon Files |
| .NK2 | Misc Files |
| .NK3 | Uncommon Files |
| .NK4 | Uncommon Files |
| .NK5 | Uncommon Files |
| .NK6 | Uncommon Files |
| .NK7 | Uncommon Files |
| .NK8 | Uncommon Files |
| .NK9 | Uncommon Files |
| .NKA | Uncommon Files |
| .NKB | Uncommon Files |
| .NKC | Audio Files |
| .NKD | Uncommon Files |
| .NKE | Uncommon Files |
| .NKF | Uncommon Files |
| .NKG | Uncommon Files |
| .NKH | Uncommon Files |
| .NKI | Audio Files |
| .NKJ | Uncommon Files |
| .NKJV | Uncommon Files |
| .NKK | Uncommon Files |
| .NKL | Uncommon Files |
| .NKM | Audio Files |
| .NKN | Uncommon Files |
| .NKO | Uncommon Files |
| .NKP | Uncommon Files |
| .NKQ | Uncommon Files |
| .NKR | Uncommon Files |
| .NKS | Audio Files |
| .NKT | Uncommon Files |
| .NKU | Uncommon Files |
| .NKV | Uncommon Files |
| .NKW | Uncommon Files |
| .NKX | Uncommon Files |
| .NKY | Uncommon Files |
| .NKZ | Uncommon Files |
| .NL | Uncommon Files |
| .NL0 | Uncommon Files |
| .NL1 | Uncommon Files |
| .NL2 | Uncommon Files |
| .NL3 | Uncommon Files |
| .NL4 | Uncommon Files |
| .NL5 | Uncommon Files |
| .NL6 | Uncommon Files |
| .NL7 | Uncommon Files |
| .NL8 | Uncommon Files |
| .NL9 | Uncommon Files |
| .NLA | Uncommon Files |
| .NLB | Uncommon Files |
| Extension | File Description |
| .NLC | Uncommon Files |
| .NLD | Uncommon Files |
| .NLE | Uncommon Files |
| .NLF | Uncommon Files |
| .NLG | Uncommon Files |
| .NLH | Uncommon Files |
| .NLI | Uncommon Files |
| .NLIST | Uncommon Files |
| .NLJ | Uncommon Files |
| .NLK | Uncommon Files |
| .NLL | Uncommon Files |
| .NLM | Uncommon Files |
| .NLN | Uncommon Files |
| .NLO | Uncommon Files |
| .NLP | Uncommon Files |
| .NLQ | Uncommon Files |
| .NLR | Uncommon Files |
| .NLS | System Files |
| .NLT | Uncommon Files |
| .NLTRACK | Game Files |
| .NLU | Uncommon Files |
| .NLV | Uncommon Files |
| .NLW | Uncommon Files |
| .NLX | Uncommon Files |
| .NLY | Uncommon Files |
| .NLZ | Uncommon Files |
| .NM | Uncommon Files |
| .NM0 | Uncommon Files |
| .NM1 | Uncommon Files |
| .NM2 | Uncommon Files |
| .NM3 | Uncommon Files |
| .NM4 | Uncommon Files |
| .NM5 | Uncommon Files |
| .NM6 | Uncommon Files |
| .NM7 | Uncommon Files |
| .NM8 | Uncommon Files |
| .NM9 | Uncommon Files |
| .NMA | Uncommon Files |
| .NMAT | Uncommon Files |
| .NMB | Uncommon Files |
| .NMC | Uncommon Files |
| .NMD | Uncommon Files |
| .NMDAR | Uncommon Files |
| .NME | Uncommon Files |
| .NMEA | Uncommon Files |
| .NMF | GIS Files |
| .NMG | Uncommon Files |
| .NMH | Uncommon Files |
| .NMI | Uncommon Files |
| .NMJ | Uncommon Files |
| .NMK | Uncommon Files |
| .NML | Uncommon Files |
| .NMM | Uncommon Files |
| .NMN | Uncommon Files |
| .NMO | Uncommon Files |
| .NMP | Uncommon Files |
| .NMQ | Uncommon Files |
| .NMR | Uncommon Files |
| .NMS | Uncommon Files |
| .NMT | Uncommon Files |
| .NMU | Uncommon Files |
| .NMV | Uncommon Files |
| .NMW | Uncommon Files |
| .NMX | Uncommon Files |
| .NMY | Uncommon Files |
| .NMZ | Uncommon Files |
| .NN0 | Uncommon Files |
| .NN1 | Uncommon Files |
| .NN2 | Uncommon Files |
| .NN3 | Uncommon Files |
| .NN4 | Uncommon Files |
| .NN5 | Uncommon Files |
| .NN6 | Uncommon Files |
| .NN7 | Uncommon Files |
| .NN8 | Uncommon Files |
