| vk4 | Keyence VK Series Data |
| vkb | Nokia N900 Virtual Keyboard Layout |
| vkf | Videonizer Activation Key Data |
| vkp | SETool Firmware Patch |
| vks | VMware vCenter Server Key Storage |
| vktheme | VK Messenger Theme Data |
| vla | Digistar II VLA Geometry File |
| vlcl | VMware VirtualCenter Localization Data |
| vld | DataFlex Compressed Database |
| vle | Virtual Labs Electricity Circuit |
| vlf | NSS Verify Log File |
| vlg | VentaFax Log Book |
| vll | VET Student Load Liability Data |
| vlm | Ashlar-Vellum Graphite Drawing |
| vlm | Novell NetWare Virtual Loadable Module |
| vln | Agilent VWorks License Data |
| vlpset | Mozilla Firefox Safebrowsing v4 Prefix Set |
| vlr | PTV VISSIM RAW Delay Data |
| vlt | VLC Media Player Skin |
| vlx | SlickEdit Lexer Definition |
| vly | Easy CG Layout |
| vlz | PTV VISSIM Compiled Delay Data |
| vm$ | AVImark Data |
| vmap_c | Valve Source 2 Compiled Map Data |
| vmb | Intuit Quicken 2002 Order Data |
| vmcz | Hyper-V Shared Virtual Machine Data |
| vmd | MikuMikuDance Vocaloid Motion Data |
| vmdl | Valve Source 2 Model Data |
| vmdx | VASSAL Module Extension |
| vme | VME Encrypted Data |
