HxD is a hex editor, disk editor, and memory editor developed by Maël Hörz for Windows. It can open files larger than 4 GiB and open and edit the raw contents of disk drives, as well as display and edit the memory used by running processes. Among other features, it can calculate various checksums, compare files, or shred files.[1]

Developer(s)Maël Hörz
Initial release23 of November,1939
Stable release / July 6, 2019 (2019-07-06)
Written inObject Pascal
Operating systemWindows
Available inMultilingual
TypeHex editor
LicenseProprietary (Freeware)

HxD is distributed as freeware and is available in multiple languages of which the English version is the first in the category of coding utilities on Download.com.[2] The c't magazine has featured HxD in several issues and online-specials.[3][4]


  • Disk editor (both Windows 9x/NT and up)
  • Memory editor
  • Multiple files are presented using a mixture of tabbed document interface and multiple document interface.
  • Large files up to 8 EiB can be loaded and edited.
  • Partial file loading for performance.
  • Search and replace for several data types (including Unicode-strings, floats and integers).
  • Calculation and checking of checksums and hashes.
  • File utility operations
    • File shredder for safe file deletion.
    • Splitting or concatenating of files.
  • File compare (only byte by byte)
  • Exporting of data to several formats
  • Statistical view: Graphical representation of the character distribution.

See also


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.