Sorted alphabetically: U


File extension The full name of the file Category

U file extension

Unreal Tournament Class Package

Game Files

U10 file extension

UFile 2010 Tax Return

Data Files

U11 file extension

UFile 2011 Tax Return

Data Files

U12 file extension

UFile 2012 Tax Return

Data Files

U3D file extension

Universal 3D File

3D Image Files

U3I file extension

U3 Application Information File

Text Files

U3P file extension

U3 Smart Application

Executable Files

U8 file extension

3D Lemmings Audio File

Audio Files

UAX file extension

Unreal Audio Package

Audio Files

UB file extension

Unsigned Byte Audio File

Audio Files

UBJ file extension

Universal Binary JSON File

Data Files

UBOX file extension

Universe Sandbox Data File

Data Files

UC file extension

UnrealScript Class

Game Files

UC2 file extension

UltraCompressor 2 Archive

Compressed Files

UCCAPILOG file extension

Microsoft UCC API Log File

Data Files

UCE file extension

Windows UCE System File

System Files

UCF file extension

WebEx Media File

Web Files

UCI file extension

UFS Explorer Backup File

Backup Files

UCL file extension

Killing Floor System File

Game Files

UCM file extension

Crazy Machines Model File

Game Files

UCT file extension

UC Browser Theme File

Settings Files

UD file extension

OmniPage User Dictionary

Data Files

UDB file extension

Dynamics AX User Database File

Database Files

UDC file extension

Adobe InDesign User Dictionary

Data Files

UDCX file extension

Universal Data Connection File

Settings Files

UDEB file extension

Debian Package File

Data Files

UDF file extension

Universal Disk Format File

Disk Image Files

UDK file extension

Unreal Engine Map File

Game Files

UDL file extension

Microsoft Universal Data Link File

Database Files

UDS file extension

Sierra Generations File

Data Files

UEA file extension

Protector Suite QL Encrypted Archive

Encoded Files

UFO file extension

Ulead File Object

Raster Image Files

UFR file extension

Ultra Fractal File

Vector Image Files

UFS file extension

FreeBSD Unix File System File

Disk Image Files

UFSUZIP file extension

Compressed Unix File System File

Compressed Files

UHA file extension

UHarc Compressed Archive

Compressed Files

UHTML file extension

UC Browser Saved Webpage

Web Files

UI file extension

User Interface File

Developer Files

UIBAK file extension

UltraISO Backup Disk Image

Disk Image Files

UIF file extension

Universal Image Format Disc Image

Disk Image Files

UIS file extension

WindowBlinds User Interface Specification

Settings Files

UKX file extension

Unreal Animation Package

Game Files

ULAW file extension

Raw u-Law Audio File

Audio Files

ULF file extension

Universal List File

Data Files

ULS file extension

NetMeeting User Location Service File

Misc Files

ULT file extension

UltraTracker Module

Audio Files

ULW file extension

u-Law Audio File

Audio Files

ULZ file extension

USBlyzer Data Capture File

Data Files

UMF file extension

MediaHolder Universal Media Format File

Data Files

UML file extension

UML Data Object Model

Developer Files

UMLCLASS file extension

UML Class Model

Developer Files

UMOD file extension

Unreal Tournament Module File

Game Files

UMS file extension

Rune 3D Mesh File

3D Image Files

UMX file extension

Unreal Music Package

Game Files

UNAUTH file extension

SiteMinder Unauthorized Message File

Text Files

UNI file extension

MikMod UniMOD Module

Audio Files

UNITY file extension

Unity Scene File

Game Files

UNITY3D file extension

Unity Web Player File

Game Files

UNITYPACKAGE file extension

Unity Package File

Data Files

UNK file extension

Unknown File

Misc Files

UNKNOWN file extension

Unknown File Type

Misc Files

UNL file extension

Garmin Unlock File

Misc Files

UNR file extension

Unreal Level Map

Game Files

UNT file extension

AutoCAD Unit Definition File

CAD Files

UNX file extension

Unix Text File

Text Files

UOF file extension

Uniform Office Document

Text Files

UOP file extension

Uniform Office Presentation

Data Files

UOS file extension

Uniform Office Spreadsheet

Spreadsheet Files

UOT file extension

Uniform Office Document

Text Files

UPD file extension

Program Update Information

Text Files

UPDATE file extension

ISAPI Update File

Data Files

UPDATR file extension

iConomy Update File

Game Files

UPF file extension

MicroStation User Preferences File

Settings Files

UPG file extension

Upgrade File

Misc Files

UPK file extension

Unreal Engine 3 Package

Game Files

UPOI file extension

iGO Points of Interest File

Data Files

UPR file extension

Fractal Parameters File

Data Files

UPX file extension

Ultimate Packer for eXecutables File

Executable Files

UQM file extension

The Ur-Quan Masters Game Data File

Game Files

URL file extension

Internet Shortcut

Web Files

URR file extension

Uniface Signatures File

Misc Files

URT file extension

Utah Raster Toolkit File

Raster Image Files

USA file extension

Unreal Saved Game File

Game Files

USEQ file extension

USeq Genome Data File

Data Files

USER file extension

Visual Studio Project User Options File

Settings Files

USERPROFILE file extension

Norton Antivirus User Profile File

Settings Files

USERTILE-MS file extension

Windows 8 User Tile File

Raster Image Files

USF file extension

Nintendo 64 Music File

Audio Files

USFLIB file extension

Nintendo 64 Song Library

Audio Files

USM file extension

USM Game Video File

Video Files

USR file extension

FileMaker Pro Database File

Database Files

UST file extension

UTAU Sequence Text File

Audio Files

USTAR file extension

Uniform Standard Tape Archive Format File

Data Files

USX file extension

Unreal Static Meshes

Game Files

UT2 file extension

Unreal Tournament Map

Game Files

UT2MOD file extension

Unreal Tournament 2003/2004 Module File

Game Files

UT3 file extension

Unreal Tournament 3 Map File

Game Files

UT4MOD file extension

Unreal Tournament 2004 Module

Game Files

UT8 file extension

Ghost Master Language File

Game Files

UTC file extension

Bioware Creature File

Game Files

UTF8 file extension

Unicode UTF8-Encoded Text Document

Text Files

UTW file extension

Unity Whirld File

Game Files

UTX file extension

Unreal Texture Package

Game Files

UTXT file extension

Unicode Text File

Text Files

UTZ file extension

UIQ Theme Package

Settings Files

UU file extension

Uuencoded File

Encoded Files

UUD file extension

UUDecoded File

Encoded Files

UUE file extension

Uuencoded File

Encoded Files

UVF file extension

Uncertain Value Format

Data Files

UVX file extension

Unreal Tournament 2003 Saved Game

Game Files

UW file extension

Unsigned Word Audio File

Audio Files

UWF file extension

UltraTracker Wave File

Audio Files

UWL file extension

User Word List File

Data Files

UXX file extension

Unreal Tournament Cache

Game Files

UZIP file extension

FreeBSD Compressed Disk Image

Compressed Files