All File Signatures & Extensions
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H4
Primary Hex
0E 03 13 01
H5
Primary Hex
0E 03 13 01
Hamarsoft HAP 3
Primary Hex
91 33 48 46
HAZELRULES
Primary Hex
48 5A 4C 52 00 00 00 18
HDF
Primary Hex
0E 03 13 01
HDF4
Primary Hex
0E 03 13 01
HDF5
Primary Hex
89 48 44 46 0D 0A 1A 0A
Windows heap dump file
Primary Hex
4D 44 4D 50 93 A7
Radiance High Dynamic Range image file
Primary Hex
23 3F 52 41 44 49 41 4E 43 45 0A
HE5
Primary Hex
0E 03 13 01
HighEdit document
Primary Hex
01 C0 0C
High Efficiency Image Container
Primary Hex
66 74 79 70 68 65 69 63
HEIF
Primary Hex
66 74 79 70 6D 69 66 31
HFA
Primary Hex
45 48 46 41 5F 48 45 41 44 45 52 5F 54 41 47
HIV
Primary Hex
72 65 67 66
Health Level-7 data
Primary Hex
4D 53 48 7C
Windows Help file
Primary Hex
3F 5F
HPAPP
Primary Hex
7C 61 8A B2
HPPRGM
Primary Hex
7C 61 8A B2
HPSETTINGS
Primary Hex
7C 61 8A B2
Macintosh BinHex 4 Compressed Archive
Primary Hex
6D 75 73 74 20 62 65 20 63 6F 6E 76 65 72 74 65 64 20 77 69 74 68 20 42 69 6E 48 65 78
HTM
Primary Hex
3C 21 44 4F 43 54 59 50 45 20 48 54 4D 4C
HTML
Primary Hex
3C 21 44 4F 43 54 59 50 45 20 48 54 4D 4C
Husqvarna Designer I Embroidery Machine file
Primary Hex
5D FC C8 00