File extensions beginning with q

File Extension Description
Q0 Q0 graphic file
Q3S Data
QAG Quick Access Group
QAP Application
QB Tony Hawk's Pro Skater series scripting files
QBB Quickbooks Backup File
QBE Saved query (Query By Example)
QBO Compiled query
QBW Spreadsheet
QCH Qt Compressed Help
QCP Mp3 extension on Motorola ringtones
QDF Data file
QDK Backup of startup files created by Optimize
QDn Data file - segment n
QDR Configuration file
QDV Graphics file
QEF Query file
QFX Quicken-specific implementation of the OFX specification
QHC Qt Help Collection
QHCP Qt Help Collection Project
QHP Qt Help Project
QIF Quicken Interchange Format
QIZ World book quiz
QLB Quick library
QLC ATM Type 1 fonts script
QLP Printer driver
QM4 Options or services file
QPR Generated query program
QPR Print queue device driver
QPX Compiled executable QBE query file
QRS Equation Editor support file
QRT Graphics format (QRT ray tracing)
QRY Query
QT QuickTime movie (animation)
QTVR QuickTime VR Movie
QVD QlikView Document (Data)
QVW QlikView Document (View)
QWK QWK reader message file
QXD Document
QXL Element library