| Hex signature |
File extension |
Description |
| 818102000200070104 |
AVB |
MS Chat Character |
| 81810300020007010400 |
BGB |
MS Chat Background File |
| 3B2068656C702E687066 |
HPF |
HP LaserJet Fonts |
| 4C44425800010100000000200000 |
LDB/RDB |
Internet Log File (Zone Alarm) |
| 5456444227 |
LOG |
Zone Alarm Data File |
| 9901A2043C |
PKR |
PGP Public Key-ring File |
| 3C68746D6C3E0D0A3C62 |
PLG |
MS Developer Build Log |
| 9501CF0436 |
SKR |
PGP Secret Key-ring File |
| 74576263000000000000 |
SYD |
QEMM / Sysedit Backup File |
| 535A4444 |
??_ |
MS Compress 5 File(?? Could be anything) |
| 4B57414A |
??_ |
MS Compress 6 File(?? Could be anything) |
| 60EA |
ARJ |
ARJ Archive File |
| 424147 |
BAG |
BAG Archive |
| 425A68 |
BZ |
Bzip Archive File |
| 4D534346 |
CAB |
Microsoft Cabinet File |
| 4D4D5320 |
CKIT |
Commodore Compressed File |
| 303730373037 |
CPIO |
CPIO Archive File |
| 4352555348 |
CRU |
CRUSH Archive File |
| 4841 |
HA |
HA Archive File |
| 91334846 |
HAP |
HAP Archive File |
| 28546869732066696C65 |
HQX |
Mac BinHex |
| 5F27A889 |
JAR |
Jar Archive File |
| 2D6C68352D |
LHA |
LHA Compressed File |
| 4D415243 |
MARC |
MS Archive File |
| 4D48574B |
MHK |
Broderbund Mohawk Archive Format |
| 4453 |
Q |
Quantum Archive |
| 526172211A07003B |
RAR |
RAR Compressed File |
| EDABEEDB |
RPM |
Redhat Linux Archive |
| 53495421 |
SIT |
Stuffit v1 Archive File |
| 53747566664974 |
SIT |
Stuffit v5 Archive File |
| 484C53515A |
SQZ |
SQZ Archive File |
| 417070204E616D6509 |
STF |
ShrinkToFit Compressed Archive |
| 554641 |
UFA |
UFA Archive File |
| 7863722046696C65 |
XCR |
XCR Archive File |
| 504B0304140000000800 |
ZIP |
Winzip 8.1 |
| 504B3030504B0304 |
ZIP |
WINZIP Compressed |
| 5A4F4F20 |
ZOO |
ZOO Compressed File |
| 2E736E64 |
AU |
SoundMachine Audio File |
| 49424B1A |
IBK |
Soundblaster Instrument Bank |
| 4D503344415441 |
M3D |
MPEG Audio Datafile |
| 4D546864 |
MIDI/MID |
Musical Instrument Digital Interface (MIDI) File |
| 2E7261FD |
RA/RAM |
Real Audio File |
| 2E524D46 |
RM |
Real Media File |
| 5354455645024880 |
SND |
AU Format Sound |
| 437265617469766520566F6963652046696C651A |
VOC |
Creative Sound File |
| 52494646 |
WAV |
Wave Audio File |
| 3B0D0A3B |
ASM |
Uncompiled Assembly Code |
| 0000000C000000 |
ATN |
Adobe Photoshop Script |
| 406563686F206F66660D |
BTM |
NDOS Batch to Memory |
| 23212F62696E2F73680A |
CGI |
Common Gateway Interface Script |
| 2F2A202A202A202A202A |
H |
C++ Header File |
| 484FF3C976332E39392E |
OBS |
ObjectScript |
| 56435043483000000000 |
PCH |
MS C++ Precompiled Header File |
| 00000100000001480000 |
RSC |
Compiled Resources |
| DCFE |
EFX |
eFax file format |
| 0363080A |
DBF |
Database File |
| 000100005374616E6461 |
MDB |
Microsoft Access file |
| 4D4C42 |
MLB |
MyLittleBase Database File |
| 00000041424300000000 |
ABC |
Micrografx ABC Flowcharter |
| 5157205665722E20 |
ABD |
Quicken Data File |
| 30000004150505 |
ADX |
Lotus Approach ADX File |
| 252150532D41646F6265 |
AI |
Adobe Illustrator |
| 5B7665725D |
AMI |
Lotus Ami Pro |
| 5008 |
APP |
Clarion File Format |
| 49545346030000006000 |
CHM |
Compiled HTML Help File |
| 464158434F5645 |
CPE |
MS Office Fax Cover |
| D0CF11E0A1B11AE1 |
DOC |
Word 10 Office 2000 File |
| D0CF11E0A1B11AE1 |
DOC |
Word 8.0 Office 97 File |
| D0CF11E0A1B11AE1 |
DOC |
Generic MS Office File |
| 504B0304140000000000 |
DOC |
Star Writer 6.0 |
| 31BE000000AB0000 |
DOC |
MS Word for DOS v6 File |
| 1234567890FF |
DOC |
MS Word 6.0 File |
| 7FFE340A |
DOC |
MS Word File |
| 4D47582069747064 |
DS4 |
Micrografix Designer 4 |
| 4D5600FF0C0010000000 |
DST |
Micrografx Designer Template |
| 3C21454E54495459 |
DTD |
Xml DTD |
| C5D0D3C6 |
EPS |
Adobe Encapsulated PostScript File |
| 00001A0007800100 |
FM3 |
Lotus 123 v3 FMT File |
| 2000680020 |
FMT |
Lotus 123 v4 FMT File |
| 3C68746D6C3E |
HTM |
HyperText Markup Language 1 File |
| 3C48544D4C3E |
HTM |
HyperText Markup Language 2 File |
| 3C21444F4354 |
HTM |
HyperText Markup Language 3 File |
| 000100004D534953414D204461746162617365 |
MNY |
Microsoft Money File |
| 1A0000030000 |
NSF |
Lotus Notes Data File |
| 1A000003000011000100 |
NTF |
Lotus Notes Data File |
| 255044462D312E320D0A25E2E3CF |
PDF |
PDF-1.2 |
| AC9EBD8F |
QDF |
Quicken Data File |
| 5157205665722E20 |
QSD |
Quicken Data File |
| 7B5C727466 |
RTF |
Rich Text Format |
| D0CF11E0A1B11AE1000000000000 |
SDW |
Star Writer 3 - 5 |
| C354565362BD8AFF0000 |
TV4 |
WordPerfect Insert Overflow - Doc 4 |
| 2000604060 |
WK1 |
Lotus 123 v1 Worksheet |
| 00001A0000100400 |
WK3 |
Lotus 123 v3 Worksheet |
| 00001A0002100400 |
WK4 |
Lotus 123 v5 |
| 00001A001004 |
WKS |
Lotus MS Worksheet |
| 2000604060 |
WKS |
Lotus 123 v1 Worksheet |
| FF575043 |
WP |
WordPerfect v5 or v6 |
| 090808000005000433 |
XLB |
Microsoft Excel Workbook |
| 0904060000004000 |
XLM |
Microsoft Excel Macro |
| 0902060000001000B9045C00 |
XLS |
MS Excel v2 |
| D0CF11E0A1B11AE1 |
XLS |
Excel 8.0 Office 97 Type 2 File |
| D0CF11E0A1B11AE1 |
XLS |
Excel 8.0 Office 97 Type 1 File |
| 0904060000001000F6055C00 |
XLS |
MS Excel v4 File |
| FFFE3C0052004F004F00540053005400550042 |
XML |
MS Excel Document |
| 3C3F786D6C |
XML |
MS Excel XML Document |
| 3D02 |
3D2 |
Stereo CAD-3D 2 File |
| 33444D46 |
3DMF |
3D Meta File |
| 2A2A544939322A2A0100586E5669 |
92I |
TI Bitmap |
| 414D4646 |
AMFF |
AMFF Image File |
| 4A47040E000000 |
ART |
AOL ART 1 |
| 4A47030E000000 |
ART |
AOL ART 2 |
| 424D |
BMP |
Bitmap Generic File |
| 424D |
BMP |
Bitmap Type 1 File |
| 424D |
BMP |
Bitmap Type 2 File |
| 424D |
BMP |
Bitmap Type 3 File |
| BB010001C800C80001 |
BRK/301 |
Brooktrout Fax |
| 737263646F6369643A |
CAL/CALS |
CALS Raster Image |
| 07204D4D |
CAM |
QV-10 Camera File |
| 20770002 |
CBD |
Vector Map Data Format |
| 45594553 |
CE1/CE2 |
Computer Eyes File |
| 802A5FD700000800000004000000 |
CIN |
Kodac Cineon |
| 43616C6967617269 |
COB/SCN |
Caligari Truespace 2 File |
| 43505446494C45 |
CPT |
Corel Photopaint |
| 43414C414D5553435647 |
CVG |
Calamus |
| 3ADE68B1 |
DCX |
DCX Graphic File |
| 56697374612044454D2046696C65 |
DEM |
Vista Landscape Format |
| 424D36 |
DIB |
DIB Image File |
| 53445058 |
DPX |
Cineon Image File |
| 01FF02040302 |
DRW |
Micrographx Graphic |
| 41433130 |
DWG |
Autocad R13/R14 File |
| 65020102 |
ECW |
Enhanced Compressed Wavelet |
| 0100000058000000 |
EMF |
Enhanced Metafile Graphic |
| D0CF11E0A1B11AE100 |
FPX |
FlashPix |
| 53494D504C4520203D |
FTS |
Flexible Image Transport System |
| 47494638 |
GIF |
ALL Types |
| 4850485034382D451E2B |
GRO |
HP-48/49 GROB |
| 6E636F6C73 |
HDR |
ArcoInfo Binary Image |
| 354B5035315D2A67727280838563 |
HRU |
HRU Image |
| EB3C902A |
IMG |
GEM Raster file |
| 656C6D6F |
INFINI-D |
Infini-D Graphics File |
| 49574301 |
IWC |
WaveL Image |
| 803E445343494D |
J6I |
Ricoh Camera Image File |
| 4A4946393961 |
JIF |
Jeff's Image Format |
| 0000000C6A5020200D0A870A |
JP2 |
JPEG-2000 JP2 Image |
| FFD8FFE1 |
JPG |
Generic 1 JPG |
| FFD8FFE0 |
JPG |
Generic 2 JPG |
| FFD8FFE14ED84578696600004949 |
JPG |
Kodak |
| 4D4D002A |
KDC |
Kodak Camera DC20/40/50 |
| 36344C414E204944424C4F434B |
L64 |
64LAN Image File |
| 464F524D |
LBM |
Interchange File |
| 49492A00080000000E0000010400 |
LDF |
LuraDocument Format |
| 575602004745000E |
LWF |
LuraWave Format |
| 3700001042000010000000003964 |
MBM |
Psion Series 5 Bitmap |
| 4D474C |
MGL |
MosASCII Graphics Library File |
| 7B0A202043726561746564 |
MIF |
Image Magick File |
| 8A4D4E470D0A1A0A |
MNG |
Multiple Image Format |
| 4D5046 |
MPW/MPF |
MosASCII Project Workspace File |
| 44616E4D |
MSP |
Windows Paint File |
| 433634 |
N64 |
64NET Image File |
| 6E6E0A005E00 |
NCR |
NCR G4 |
| 6E6666 |
NFF |
WorldToolKit Neutral File Format |
| 4E4747000100 |
NGG |
Nokia Group Graphics |
| 4E4C4D20010200 |
NLM |
Nokia Logo File |
| 4E4F4C00010006010300 |
NOL |
Nokia Operator Logo |
| 4148 |
PAL |
Dr. Halo Palette File |
| 0000002000000001 |
PAT |
Gimp Pattern |
| 504158 |
PAX |
Secure Image File |
| 50340A |
PBM |
Portable Bitmap |
| 6352010138093D00 |
PCD |
Kodak PhotoCD |
| 1B451B266C304F1B266C30451B26 |
PCL |
Page Control Language |
| 0A050108 |
PCX |
PC Paintbrush |
| 5032 |
PGM |
Portable Greymap File |
| 50350A |
PGM |
Portable Greyscale |
| 5380F6344020 |
PIC |
Softimage |
| 504943DC30300100 |
PIC |
Psion Series 3 Bitmap |
| 9119 |
PIC |
PIC File |
| 50495820 |
PIX |
PABX Background |
| 89504E470D0A1A0A |
PNG |
Portable Network Graphic |
| 889A0D12 |
PNG |
Portable Network Graphics File |
| 504F4C20466F726D6174 |
POL |
Polygon Model File |
| 5033 |
PPM |
Portable Pixmap File |
| 38425053000100000000 |
PSD |
Adobe PhotoShop |
| 7E424B00 |
PSP |
Paint Shop Pro File |
| 5061696E742053686F702050726F20496D6167652046696C65 |
PSP |
Paint Shop Pro File |
| 514C4949464158 |
QFX |
Fax Image File |
| 6D6F6F76 |
QTM |
Apple Quick Time File |
| 464F524D41543D |
RAD |
Radiance |
| 59A66A95 |
RAS |
SUN Raster File |
| 01DA01010003 |
RGB |
Silicon Graphics RGB |
| 52495833 |
RIX |
ColoRIX File |
| 23202449643A20 |
SID |
Seamless Image Graphic File |
| 4175746F43414420536C696465 |
SLB/SLD |
Slide Library File |
| 53746F726D3344 |
SOD |
Storm 3D Object Definition |
| 49492A00 |
TIF/TIFF |
TIFF Image File |
| 4D4D2A |
TIF/TIFF |
TIF Image File (Motorola) |
| FADEBABE0101 |
WIC |
J Wavelet Image Codec |
| D323000003000000 |
WLM |
CompW Image |
| D7CDC69A |
WMF |
Windows graphics metafile |
| FF57504310 |
WPG |
WordPerfect Graphic |
| 2356524D4C2056322E30 |
WRL |
VRML Version 2 Image |
| 23646566696E65 |
XBM |
XBM - X11 Bitmap |
| 2F2A2058504D202A2F |
XPM |
XPM - X11 Pixmap |
| 436C69656E742055726C43616368 |
DAT |
IE History DAT File |
| 55524C20020000 |
DAT |
98 IE Cache Index dat ver 1 File |
| 55524C20030000 |
DAT |
98 IE Cache Index dat ver 2 File |
| 55524C20020000 |
DAT |
98 IE History Subfolder Index dat ver 1 File |
| 55524C20030000 |
DAT |
98 IE History Subfolder Index dat ver 2 File |
| 55524C20020000 |
DAT |
98 & XP IE History Root Index dat ver 1 File |
| 55524C20030000 |
DAT |
98 & XP IE History Root Index dat ver 2 File |
| 55524C20020000 |
DAT |
XP IE Hist Subfolder Index dat ver 1 File |
| 55524C20020000 |
DAT |
XP IE Hist Subfolder Index dat ver 2 File |
| 55524C20020000 |
DAT |
XP IE Cache Index dat ver 1 File |
| 55524C20030000 |
DAT |
XP IE Cache Index dat ver 1 File |
| 5B50686F6E655D |
DUN |
Dial-Up Network Export File |
| CFAD12FEC5FD |
DBX |
Outlook Express Email Storage File |
| 3C21646F63747970652068746D6C207075626C6963 |
DCI |
AOL Web Email |
| 52657475726E2D506174683A203C |
EML |
Outlook Express Email Message |
| 46726F6D202D20 |
EML |
Netscape Email Message |
| 46726F6D203F3F3F403F3F3F20 |
EML |
Eudora Email Message |
| 46726F6D3A20 |
EML |
Generic Email Message |
| 2142444E |
PST |
Outlook 97 File |
| 0006156100000002000004D20000 |
HST |
Netscape HST |
| 574542 |
IGY |
Web Query |
| 5745420D0A310D0A687474703A2F |
IQY |
Microsoft Web Query |
| 5F434153455F |
CAS/CBK |
EnCase Case (or Backup) File |
| FEEF01 |
GHO |
Norton Ghost Image File |
| 43363453207461706520696D6167652066696C65 |
T64 |
C64 Tape Image |
| 43363420434152545249444745 |
CRT |
C64 Emul Cartridge File |
| BABEEBEA |
ANI |
NEOchrome Animation File |
| 4C504620 |
ANM |
DeluxePaint Animation |
| 3026B2758E66CF11A6D900AA0062 |
ASF |
Windows Media (ASF Compression) |
| 41564920 |
AVI |
Audio Video Interleave (AVI) File |
| 52494646 |
AVI |
AVI Type 1 File |
| 56445649 |
AVS |
Intel Digital Video Interface File |
| 44564D |
DVM |
DVM Movie File |
| 52414E44 |
Filmstrip |
Adobe Filmstrip File Format |
| AF12 |
FLC |
Animator Pro Flic Files |
| 494D4443 |
IC1/IC2/IC3 |
Atari Image Film |
| 4C5A414E494D |
LZA |
Lempel-Ziv-Oberhumer Compressed Animation |
| 07010100436F70797269 |
MMM |
Microsoft Media Clip |
| 000007B56D6F6F76 |
MOV |
QuickTime Movie File |
| 6D646174 |
MOV;QT |
Quick Time Movie File |
| 000001B3 |
MPEG |
MPEG Video File |
| 5E405C6E534D4A504547 |
SMJPEG |
Simple Animation File |
| 52494646 |
ANI |
Cursor File |
| 4D5A9000030000000400 |
API |
Printer Info File |
| B5A2B0B3B3B0A2B5 |
CAL |
Windows 3.1 Calendar |
| 52545353 |
CAP |
Windows NT Netmon Capture File |
| 4D53434600000000 |
CDM |
Windows Update File |
| 50C30100080028 |
CLP |
Windows Clipboard File |
| 43524547 |
DAT |
Windows 95 Registry Files |
| 5348434333 |
DAT |
Windows 3.1 Registry File (REG.DAT) |
| 202020202020696E7465 |
FON |
Font File |
| 3F5F0300 |
GID |
General Index |
| 504D4343 |
GRP |
MS Windows Group |
| 3F5F0300 |
HLP |
Windows Help File |
| 4C4E0200 |
HLP |
Windows Help File |
| 48797065725465726D69 |
HT |
HyperTerminal File |
| 5B4578745368656C6C466F6C6465 |
INI |
Desktop.ini Folder Setting File |
| 47040100 |
JOB |
Scheduled Tasks File |
| 7B0D0A6F206331 |
LGC |
Application Log File |
| 4C00000001140200 |
LNK |
Windows Shortcut File |
| 4C5441520001 |
LTR |
Letter File |
| 2A5050442D41646F6265 |
PPD |
Postscript Printer Description File |
| E3828596010000 |
PWL |
Windows Password File |
| 5245474544495434 |
REG |
Windows NT Registry File |
| 0D0A5B536865 |
SCF |
Shell Command File |
| 3B0D0A3B205468697320697320 |
SCP |
Dial-Up Network Script |
| 4D5A90000300000004000000FFFF |
SCR |
Screen Saver |
| 6749000078 |
SHD |
Printer Spool File |
| 4B490000 |
SHD |
Printer Spool File |
| 5245474544495434 |
SUD |
Registry Undo Files |
| FF4B455942202020 |
SYS |
Keyboard driver file |
