The X
extension name file type Classification
!BT BitTorrent Incomplete Download File Other files
!QB qBittorrent Partial Download File Other files
!SYNC BitTorrent Partially Synced File Other files
!UT uTorrent Incomplete Download Other files
000 Windows CE Installation Data File Other files
1 Unix Section 1 Man Page Other files
323 H.323 Internet Telephony File Other files
3DC RacerMate 3D Course File Other files
83P TI-83 Calculator File Other files
8XP TI-83 Plus Calculator File Other files
AAWDEF Ad-Aware Definitions File Other files
ABR Adobe Photoshop Brushes File Other files
AC$ AutoCAD Temporary File Other files
ACB AOL Cab Launcher Other files
ACL AutoCorrect List File Other files
ACS Agent Character File Other files
AD After Dark Screensaver Other files
ADADOWNLOAD Adobe Download Assistant Partial Download File Other files
ADD Dynamics AX Developer Documentation File Other files
ADI Dynamics AX Developer Documentation Index File Other files
ADM Portfolio Admin-Level Access Flag Other files
AEPKEY Advanced Encryption Package Key File Other files
AFPLOC Apple Filing Protocol Location Other files
AGD Agile Advantage E-mail Attachment Other files
AHD Dynamics AX Online Help Data File Other files
AHI Dynamics AX Online Help Index File Other files
AIF Symbian Application Information File Other files
AIM AOL Instant Messenger Launch File Other files
ALT Dynamics AX Temporary File Other files
AML Microsoft Assistance Markup Language File Other files
ANNOT Adobe Digital Editions Annotations File Other files
AOD Dynamics AX Object Data File Other files
AOI Dynamics AX Application Object Index File Other files
AOL America Online File Other files
APF Adobe Profile File Other files
APPDOWNLOAD Mac App Store Partially Downloaded App Other files
APPUP Erlang Application Upgrade File Other files
ARIA2 aria2 Control File Other files
ARR Advanced RAR Password Recovery Project Other files
ASH Nintendo Wii System Menu File Other files
ASS Aegisub Advanced Substation Alpha File Other files
ATZ Atomic Time Zone File Other files
AUZ Ableton Authorization File Other files
AVASTLIC Avast License File Other files
AVGDX AVG Diagnostics File Other files
AWC Emulex AWC Firmware Update File Other files
AWD Award BIOS Update File Other files
AWKW Awkwords Word Generator File Other files
AZ! Vuze Partial Download File Other files
BBL BibTeX Generated Bibliography File Other files