| vd2 | KNX Virtual Device Export File |
| vd3 | KNX Virtual Device Export File |
| vd4 | KNX Virtual Device Export File |
| vd5 | KNX Virtual Device Export File |
| vdafs | CAD VDA-FS Data Exchange Format Data |
| vdat | SkyGazer Data |
| vdata | Vaulty Vault Data |
| vdb | Dr.Web Anti-Virus Database |
| vdb | Norton Antivirus Virus Database |
| vdb | PC-Cillin 2000 Data |
| vdb3 | VistaDB Database |
| vdbl | Xilinx ISE Internal Data |
| vdbx | Xilinx ISE Internal Data |
| vddl | OpenGL Volumizer VDDL Data |
| vde | VEDA Elements File |
| vdf | VersaCheck Data File |
| vdf | Visionary Viewer Data |
| vdg | AQLogEdit Export File |
| vdh | Video DownloadHelper Metadata |
| vdi | VirtualDub Debug Info Data |
| vdic | LastBit Password Recovery Dictionary |
| vdjcache | VirtualDJ Cache Data |
| vdjsend | VirtualDJ Data |
| vdl | CyberLink PowerDVD Data |
| vdr | VirtualDub Frame-Server Data |
| vds | VEDA User Sets File |
| vdt | VEDA Topology File |
| vdv | PTV VISSIM Acceleration Record |
| vdw | BrainVoyager QX Diffusion-weighted Data |
| vdx | KNX Virtual Device Export File |
