System Files
- $03 MS-DOS Pipe
- 286 Microsoft Windows Virtual Device Driver
- 2FS Puppy Linux Save State Format
- 2GR Windows VGA Graphic Drivers
- 32S Win32s
- 386 Windows Virtual Device Driver
- 3FS Puppy Linux Save State Format
- 3~6 Windows 3.xx System
- 500 Linux
- 73U TI-73 Explorer Operating System Format
- 8XU TI-83 Plus Operating System Format
- AAD FreeBSD
- ACCESS Java Access Control
- ACCT IBM AIX System
- ADM Administrative Template Format
- ADML Microsoft Administrative Language-specific XML Template Format
- ADMX Group Policy Administrative Template Format
- AIX IBM AIX
- AML Microsoft Assistance Markup Language
- ANI Animated Cursor
- ANN Help Annotations
- AOS ARCHOS PCtablet Firmware Format
- APDISK Apple Mac OS X Related
- APPLEDOUBLE Apple AppleDouble Resource
- APPLE_PARTITION_MAP Apple Partition Scheme
- AQL AOL DLL
- ASEC Android Secure Application Format
- ATAHD ATA Hard Drive Flag Format
- AUG Red Hat Linux Shellvars
- AUTOMATICDESTINATIONS-MS Windows Jump List Format
- BASHRC Bash Non-Interactive Login Shell Format
- BASH_HISTORY Bash History Format
- BASH_PROFILE Bash Interactive Login Shell Format
- BBFW ITunes Firmware
- BCD Windows Boot Configuration Data Format
- BK2 Windows Indexing Service Data Format
- BLF Microsoft Windows Vista And Windows 7 Registry Format
- BNR Nintento Wii Homebrew
- BOM Mac OS X Bill Of Materials Format
- BOOTEFISIGNATURE Bootefisignature Mac OS X System
- BRIDGESUPPORT Bridgesupport Mac OS X Format Extension
- BSDIFF Cygwin
- BUD Binary Printer Description Format
- C32 Syslinux COM32 Module
- CAB Windows Cabinet Format
- CAT Microsoft Security Catalog Format
- CB Microsoft Clean Boot
- CDMP WCS Device Model Profile
- CGK BlueSoleil
- CGZ Linux Drivers Archive
- CHS Windows Chinese Noise-Word List Format
- CNS Windows 2000 Client Connection Manager Export Format
- CNT Help Contents Format
- COMPONENTS Mac OS X System
- CONFIGPROFILE Apple Configuration Profile
- CPL Windows Control Panel Item
- CPQ Compaq OEM Disc Configuration Format
- CRASH Mac OS X Crash Log Format
- CRMLOG Microsoft Windows CRM Log
- CTFSYS OS X Mach Kernel System
- CUR Windows Cursor
- DAT_TUREG_OLD Windows Registry
- DDZ Adaptec Unix Driver
- DESKLINK Desktop Shortcut
- DESKTHEMEPACK Windows 8 Desktop Theme Pack Format
- DEV Windows Device Driver Format
- DEVICEMANIFEST-MS Microsoft Windows Device Metadata
- DFU IOS DFU Format
- DIAGCAB Troubleshooting Pack Cabinet Format
- DIAGCFG Troubleshooting Pack Configuration Format
- DIAGPKG Troubleshooting Pack Format
- DIMAX DiMAX Firmware Image Format
- DIT Active Directory Information Tree Format
- DLL Dynamic Link Library
- DMP Windows Memory Dump
- DO7 DOS 7
- DOH Geoworks GEOS Dependency Information
- DOS WIN95/ DOS 7 System
- DRPM Delta RPM Format
- DRV Device Driver
- DYC Xerox Printer Driver Configuration Format
- EBD Windows EBD System Format
- EDJ Enlightenment Theme Format
- EFI Extensible Firmware Interface Format
- EFIRES EFI Image Format
- EMERALD Emerald Theme
- EQUIV IBM AIX System Format.
- ESN Windows XP System32
- ETL Microsoft Event Trace Log Format
- EVT Windows Event Viewer Log Format
- EVTX Windows 7 Event Log Format
- EXT2 Linux Second Extended System
- FFA Find Fast Status Format
- FFL Find Fast Document List
- FFO Find Fast Document Properties Cache
- FOLDER Microsoft Windows Explorer Folder
- FOTA Firmware Over-the-Air Format
- FPBF Mac OS X Burn Folder
- FSEVENTSD MAC OS X
- FSTAB File System Table
- FTG Full Text Group
- FWL FileWrangler EXE Library
- GMMP WCS Gamut Map Model Profile
- GRL Windows Update Status Format
- GROUP Windows Contacts Group Format
- H1C Windows Vista Format Related To Assistance Platform (AP) Help
- H1F Microsoft Windows Assistance Platform Client Help
- H1K Keyword Index - Microsoft Windows Assistance Platform Client Help Related
- H1S Windows Assistance Platform Help Format
- H1T Microsoft Windows Assistance Platform Client Help Related
- H1V Task Metadata - Microsoft Windows Assistance Platform Client Help Related
- HDMP Windows Heap Dump
- HELP Mac OS X Help Book
- HHC HTML Help Table Of Contents
- HHK HTML Help Index
- HIV Windows Registry Hive Format
- HLP Windows Help Format
- HPC System Dynamic Library
- HPFS OS/2 High Performance Format System
- HPJ Help Project Format
- HSH Windows Catalog Search Index Format
- HTT Hypertext Template Format
- HTW Windows
- HV Microsoft Windows Mobile Hive
- HXI Microsoft Help Compiled Storage
- IA64 HP-UX
- ICL Windows Icon Library Format
- ICNS Mac OS X Icon Resource Format
- ICO Icon Format
- ICONPACKAGE IconPackager Theme Format
- IDENTIFIER Microsoft Windows Zone Identifier
- IDX_DLL Microsoft Office IDX_DLL
- IFW INTUS Firmware Format
- IME Windows Input Method Editor Format
- IMG3 IPhone IMG3 Format
- INA MS-DOS
- INF_LOC Windows Driver Information Cache Format
- INSTALL_BACKUP AVG Shell Extension Module
- INTERNETCONNECT Apple Internet Connect Document
- ION File Description Format
- IOPLIST Mac OS X IOPLIST Format
- IPOD Rockbox Firmware Format
- IPTHEME IconPackager Raw Theme Format
- IRIX6 Irix 6
- ISWP Apple ITunes IOS Firmware Update
- ITEMDATA-MS Windows 8 Start Screen Item Data Format
- IUS InfoTMIC Firmware Update Format
- JFS Linux/Unix Journaling System
- JLB PAC Mate BX Keyboard Driver
- JOB Windows Task Scheduler Job Format
- JOURNAL_INFO_BLOCK Apple Mac OS Xsystem
- JPN Windows Japanese Noise-Word List Format
- K48 Apple IOS Kernel Cache
- KBD Keyboard Layout Script
- KEXT Mac OS X Kernel Extension
- KO Linux Kernel Module Format
- KOR Windows Korean Noise-Words List Format
- LE Le Mac OS X
- LFS Samsung Phone Params.lfs Format
- LGS Microsoft Windows Application Log
- LIBRARY-MS Windows Library Description Format
- LLS Windows System
- LN UNIX Lint
- LNK Windows Format Shortcut
- LOCALIZED MAC OS X
- LOCKFILE Mac OS X PLIST Lock Format
- LOG1 Windows Registry Hive Log Format
- LOG2 Windows Registry Hive Log 2 Format
- LPD Lookout Protocol Driver Format
- LS_ Unix Ls Directory
- MANIFEST Windows Application Manifest Format
- MAPIMAIL Send To Mail Recipient
- MDIMPORTER Spotlight Importer Setting
- MDMP Windows Minidump
- METADATA_NEVER_INDEX Spotlight Never Index Format
- MI4 Audio Player Firmware Format
- MKEXT Mac OS X Mach Kernel Extension Memory Cache
- MLC Microsoft Language Interface Pack
- MOBILECONFIG Apple Mobile Configuration Format
- MOJITO Limewire Kademlia
- MONITORPANEL Apple Mac OS X Display Panel Extension
- MPS_ MPW Shell
- MSC Microsoft Management Console Snap-in Control Format
- MSDM Microsoft Windows
- MSP Windows Installer Patch
- MSSTYLE Windows XP Unsigned Style
- MSSTYLES Windows XP Style
- MTZ MIUI Theme
- MUI Multilingual User Interface Format
- MUIMANIFEST Microsoft Windows Multilingual User Interface
- MUI_CCCD5AE0 Hid User Library
- MUM Windows Vista Update Package
- MYDOCS Send To My Documents
- N81 Apple IOS Kernel Cache
- N90 Apple IOS Kernel Cache
- N90AP IPhone Jailbreak Firmware
- NBH ROM Update Utility Image Format
- NETWORKCONNECT Apple Network Connect Document
- NLS Microsoft National Language Support Format
- NOS JDOS System
- NOT_TERMINATED Mac OS X Audit Log
- NOVS Novell NetWare Control Center
- NT Windows NT Startup Format
- NTFS NTFS Partition Format
- NU4 Norton Utilities DLL Root
- OS2 Os2 System
- OSAX FindFile OSAX Mac Format Type
- OV1 Overlay
- OV3 Overlay
- OV4 Overlay
- OV5 Overlay
- P5X Windows System
- PANIC Kernel Panic Format
- PAYLOAD Microsoft Windows Mobile
- PCI PCI Miniport
- PDR Windows Port Driver
- PF Windows Prefetch Format
- PFX PKCS #12 Certificate Format
- PK2 Silkroad Online Game Data Format
- PNF Precompiled INF Format
- PPD PostScript Printer Description Format
- PR2 DBase IV Printer Driver
- PREFPANE Mac OS X System Preference Pane
- PRINTEREXPORT Windows Printer Migration Format
- PROFILE Bash Shell Profile
- PROVISIONPROFILE Apple Provision Profile
- PWL Windows Password List
- PXE Linux, Unix Network Bootable
- QFILTER Mac OS X ColorSync Filter
- QKY Quirky Kernel
- QTS QuickTime System
- QUICKTIMECOMPONENTS Mac OS X System
- RC1 Samsung Mobile Device Firmware Format
- RCO PlayStation Portable Resource Format
- RDZ Mandrake Linux Install
- REG Registry Format
- REGTRANS-MS Registry Transaction Log Format
- RFW Rockchip Firmware Format
- RGU Microsoft Windows Mobile Registry Entry
- RIO IBM AIX System
- RISCOS Acorn RISC OS
- RMT Router Firmware Format
- RRA Windows Installer Temporary Format
- RSQ IBM 4690 Operating System
- RTP Microsoft Software Update Format
- RWM Windows Imaging Resource Only
- RX MS-DOS 7
- SAVEDSEARCH Spotlight Saved Search
- SAVER Mac OS X Screen Saver
- SBF Android System Format
- SCAP EFI Firmware Format
- SCF Windows Explorer Command
- SCHEMAS GConf Schema Definition Format
- SCR Windows Screensaver
- SEARCHCONNECTOR-MS Windows Search Connector Format
- SEARCHINDEXCACHE Mac OS X Cache
- SERVICE Mac OS X Service Application
- SF0 Windows Sytem Check
- SFCACHE ReadyBoost Cache Format
- SHA Unix SHAR Archive
- SHD Windows Print Job Shadow Format
- SHSH IPhone/iPod Touch SHSH Blob Format
- SO0 Unix Shared Library Format
- SP3 Microsoft Windows XP With Service Pack 3 Installation Format
- SPL Windows Print Spool Format
- SPREPORTER Mac OS X System Profiler Reporter
- SQM Service Quality Monitoring Format
- SUPPORTED MAC OS X
- SYS Windows System Format
- TDZ Drobo Firmware Format
- THA Windows Thai Noise-Words List Format
- THEME Microsoft Plus! Desktop Theme
- TNR GPS Pathfinder ProXR/XRS Firmware
- TRX_DLL Windows Startup Format
- UAQ Microsoft Windows Action Queue
- UCE Windows UCE System Format
- VCN NCDrive Vacon NX System Software
- VET VET Antivirus System
- VGA VGA Display Driver
- VGD Generic CADD VGA Driver
- VRS Corel WordPerfect Video Resource Device Driver
- VTD Microsoft Windows Custom Virtual Device Driver
- VXD Virtual Device Driver
- VX_ Compressed Virtual Device Driver Format
- WDGT Dashboard Widget
- WEBPNP Web Point And Print Format
- WER Windows Error Report
- WGZ S60 Web Runtime Widget Package
- WRS Corel WordPerfect Windows Printer Driver
- WSS Microsoft Windows Sound System
- XMO Adobe Authorware Movie Driver
- XMS Microsoft EXtended Memory Specification
- XP WindowBlinds Temporary Format
- XRM-MS Microsoft Security Certificate
- ZEX ZOOM MRS-802 System
- ZONEIDENTIFIER Windows Zone Identifier Format
- _DL Dynamic Link Library DLL Format Form
- _VTI_BIN SharePoint