ImHex is a free, featureful Hex Editor with many tools often only found in paid products. It includes a custom built scripting language for highlighting and decoding binary data, a disassembler, extensive file analysis tools and much much more
- - ImHex is the most popular Windows, Mac & Linux alternative to HxD.
- - ImHex is the most popular Open Source & free alternative to HxD.
wxHexEditor is an open source cross-platform disk/sector/file hex editor written in C++ with a wxWidgets-based user interface.
The project seems no longer developed since 2020. Last version, 0.24, released in December 2017, can be still downloaded from SourceForge and GitHub
Opinions about wxHexEditor as a Alternative to HxD
010 Editor is a professional text/hex editor designed to edit any file, drive, or process on your machine. Using Binary Templates technology, 010 Editor allows a binary file to be parsed into a data structure that can be understood.
- - 010 Editor is the most popular commercial alternative to HxD.
wxMEdit is a cross-platform text and hex editor, derived from MadEdit . It adds automatic updates, bookmarks, selecting lines with a tripple click, a FreeBASIC syntax file, more supported encodings (L1, CP850, CP437 etc, KOI8, UTF-x), better...Discontinued
Last GitHub commit on Aug 2019 and last release on Nov 2016.
Malcat is a feature-rich hexadecimal editor / disassembler / decompiler for reverse engineers and malware analysts. It has support for many file formats and CPUs, can scan for signatures, decrypt/decompress data, diff files and run python scripts.
Okteta is a simple editor for the raw data of files. This type of program is also called hex editor or binary editor. The data is displayed in the traditional view with two columns: one with the numeric values and one with the assigned characters.
MadEdit is an Open-Source and Cross-Platform Text/Hex Editor written in C++ and wxWidgets.Discontinued
The project is no longer developed. Last version, 0.2.9, released in February 2009, can be still downloaded from SourceForge.
GHex - a hex editor for GNOME
GHex allows the user to load data from any file, view and edit it in either hex or ascii.
Useful for debugging problems with object code or encodings.
Also used by kids who cheat at computer games, by adding score or lives to saved games.
Kaitai Struct is a declarative language used for describe various binary data structures, laid out in files or in memory: i.e. binary file formats, network stream packet formats, etc.
Bless is a high quality, full featured hex editor. It is written in mono/Gtk# and its primary platform is GNU/Linux. However it should be able to run without problems on every platform that mono and Gtk# run on.