File Extensions beginning with the letter 'U'

File Extensions beginning with the letter 'U'


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Extension click to sort by Extension Description currently sorted on Description Format MIME Type
UWL
USR
uid
URT Utah Raster Toolkit
UU Archive; Not necessarily compressed, may be UUE
UCN Archive; Ultra-Compressor II
UC2 Archive; Ultra-Compressor II
UUE Archive; UUE Encoded Archive; see XXE
UNI Data; Forecast-Pro
UE2 Encrypted Archive; Ultra-Compressor II
USL Font; Hewlett-Packard Laser Printer Landscape Font
USP Font; Hewlett-Packard Laser Printer Portrait Font
URL Internet Shortcut
URL Internet Shortcut
URL Internet shortcut file
ULS Internet; User Location Service (Internet New Media Phone) (MIME: text/iuls)
UNI MikMod UniMod formatted file
USE MKS Source Integrity file
UTL QuickBooks; Data
UB Raw unsigned byte (8-bit) data
UDW Raw unsigned doubleword (32-bit) data
UW Raw unsigned word (16-bit) data
UW Sound
UL Sound; Ulaw
ULT Sound; Ultra-Tracker Music
UPD Text Document (update)
ULT Ultratracker music module (MOD) file
UWF UltraTracker Wave file
UFO Unified Font Object. Details
url uniform resource location
UDF Uniqueness Database File. Used for automated installation on Microsoft Windows NT and later. Details.
U3D Universal 3D. A vector image format for 3D images. More info.
UDF Universal Disk Format. A disk image, similar to .ISO
UTD Universal Text Data. Details
ULAW US telephony format (CCITT G.711) audio
UUE UU-encoded file
UU UU-encoded file
uue UUEncoded
uue Uuencoded file (encoded ascii)