| .hv |
Microsoft Windows Mobile hive |
| .nxs |
AdaOS support module |
| .crmlog |
Microsoft Windows CRM log |
| .pci |
PCI miniport data |
| .3_dpo |
Ralink RT3070 Linux driver |
| .vtd |
Microsoft Windows custom virtual device driver |
| .location |
Microsoft Windows 10 registry data |
| .aug |
Red Hat Linux shellvars file |
| .acct |
IBM AIX system data |
| .h1t |
Microsoft Windows Assistance Platform client help related data |
| .rwm |
Windows Imaging Resource only image |
| .nkey |
Silicon Graphics Onyx4 data |
| .identifier |
Microsoft Windows zone identifier data |
| .dio |
iPaq 914c flash data |
| .bnr |
Nintento Wii homebrew data |
| .bbfw |
iTunes firmware update |
| .appledouble |
Apple AppleDouble resource data |
| .ext4 |
Fourth extended filesystem |
| .xmo |
Adobe Authorware movie driver |
| .mq |
Microsoft Windows message data |
| .vrs |
Corel WordPerfect video resource device driver |
| .install_backup |
AVG shell extension module |
| .nos |
JNOS system data |
| .access |
Java access control data |