Data Formats and Their File Extensions -- U

Number Symbol A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Full List

.uax Unreal Audio file .ub Audio file (unsigned byte) .uc2 Compressed file archive created by UltraCompressor II (uc2.zip) .ucn New compressed file archive created by UltraCompressor II .ucs Universal Classification Standard Database file .udc Acrobat Spelling file .udf Filter (Photostyler) .udl MS Data Link .uds Sierra Generations Family file .ue2 Encrypted file archive created by UltraCompressor II .ufo Ulead Object file .uha UHARC Compressed Archive .uhs Universal Hint System (binary file) .ui Espire source code file (Geoworks UI Compiler) User interface (Sprint) .uif Long prompts for windows (WordPerfect for Win) .uih Espire header file (Geoworks UI Compiler) .uis WindowBlinds (Copyright Neil Banfield & Stardock.net, Inc.) .ul Ulaw audio file .uld Information about uploaded files (Procomm Plus) .ult Music (UltraTracker) .umb Backup file (MemMaker) .umf Stockmoves, MOTEK BV .umx Unreal music file .uni Unimod music module (MIKMOD) Datafile (Forecast Pro) .unq Fax View file .unx Text file containing UNIX specific info .upd Program update info Update data (dBASE) .upo Compiled update data (dBASE) .upx ULead Photo Express Saved Image file .url Uniform Resource Locator (Internet shortcut) .usb D-Link FM Radio Update USB Protocol Analyzer Trace .usp Printer font with USASCII extended character set (PageMaker) .usr User database file (Procomm Plus - Turbo C++ tour) .utf AOL Updating Files .utl Sound file .utx Unreal Texture file Unicode file .uu Compressed ASCII file archive created by UUDE/ENCODE .uue Compressed ASCII file archive created by UUENCODE (uuexe515.exe) .uvf CSV (comma separated value) format. Used by Netica .uvr Ulead Cool 360 Viewer file .uw Audio file (unsigned word) .uwl WordPerfect User word list