Category
Files & Binary
MIME types, magic numbers, hex views, endianness, and file header summaries.
ELF Header Summary
Decode the ELF file header (class, endianness, ABI, type, machine, entry point, and header table sizes) from pasted hex.
Endian Converter
Swap a 16-, 32-, or 64-bit integer between big-endian and little-endian byte order, or interpret a pasted byte sequence in both orders.
Magic Number Reference
Identify a likely file format from its leading bytes, or search a curated table of file signatures by name or extension.
MIME Type Helper
Look up the MIME (media) type for a file extension, or the extensions for a MIME type, from a curated IANA/MDN reference table.
PE Header Summary
Decode a Windows PE executable header from hex: machine, timestamp, characteristics, the optional header, and the section table.