UDS-Sierra-Generations-File
UDS-Sierra-Generations-Geneology-Family-File-Sierra-Entertainment-Inc
UDS-Uniform-Data-System-file
UDW-Raw-unsigned-doubleword-32-bit-data
UE2-Encrypted-archive-UltraCompressor-II
UEA-Protector-Suite-QL-file
UEED-Uconomix-Encryption-Engine-Encrypted-Directory-Uconomix-Technologies-Pvt-Ltd
UEEF-Uconomix-Encryption-Engine-Encrypted-File-Uconomix-Technologies-Pvt-Ltd
UEF-Unified-Emulator-Format
UENC-UltraEdit-Encrypted-File-IDM-Computer-Solutions-Inc
UEZ-COOL-3D-Ulead-Systems-Inc
UFA-GIF-Animator-Animation-Object-Information-Ulead
UFA-UFA-compressed-archive-Header
UFA-UFA-Compressed-File-Archive
UFD-PDP-10-User-File-Directory
UFI-data-UFO-CaptureV2-settings
UFI-UFOCaptureV2-Preset-settings-Header
UFM-Unicode-TrueType-font
UFO-Object-file-Ulead
UFP-Ulead-photo-project-file
UFSD-UFS-Explorer-Professional-Recovery-RAW-Recovery-Signatures-Database-SysDevSoftware
UFS-FreeBSD-PC-BSD-Unix-File-System-file
UGA-Ulead-GIF-Animator-Project-File-Corel-Corporation
UGBT-Mac-File-Type
UG-Drawing-file-AutoCAD-and-others
UHA-Compressed-Multimedia-Archive-UHarc-File
UH-Age-Of-Empires-Age-of-Kings
UHA-UHarc-Compressed-Archive
UHA-UHARC-compressed-archive-Header
UHS-Binary-file-Universal-Hint-System
UHTM-Unreal-Tournament-File
UIBAK-UltraISO-Backup-Disk-Image
UID-IBM-Voice-Type-Users-File-IBM
UI-Espire-source-code-Geoworks-UI-Compiler
UIFILE-Windows-Explorer-UIFILE-Header
UIF-Long-prompts-for-Microsoft-Windows-WordPerfect-for-Windows
UIH-Espire-header-file-Geoworks-UI-Compiler
UIL-Bitmap-image-X-Motif-UIL-icon-file
UIL-X-Motif-UIL-Table
UINDEX-Newsgroup-Index-File
UIN-ICQ-a-variety-of-instant-messaging-user
UIN-ICQ-user
UIR-LabWindows-User-Interface-Resource-Header
UIR-LabWindows-User-Interface-Resource-National-Instruments-Corporation
UIS-Skin-File
UIS-WindowBlinds-Skin
UIS-WindowBlinds-User-Interface-Specification
UI-User-interface-file-Sprint
UKA-Fifa-World-Cup-Game-Data-fe-Art-Legalscr-File
UKA-UKA-Data-Archive-HRM-Systems-AG-CH-Winterthur
TechTarget file types