wxHexEditor

wxHexEditor is an open source cross-platform disk/sector/file hex editor written in C++ with a wxWidgets-based user interface. Main features: - low memory usage -...

Free Open Source Mac Windows Linux BSD

010 Editor

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...

Commercial Mac Windows Linux

Bless

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...

• Discontinued The last update was released on January 20th, 2009 (Windows installer) and the last source code revision was published on August 14th, 2008.

Free Open Source Windows Linux

Okteta

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...

Free Open Source Mac Windows Linux

HT editor

HT is a file editor/viewer/analyzer for executables. The goal is to combine the low-level functionality of a debugger and the usability of IDEs. We plan to implement all...

• Discontinued Last updated January, 2015. See http://hte.sourceforge.net/

Free Open Source Windows Linux BSD FreeBSD

Active@ Disk Editor

A hexadecimal low level disk editor with extensive templates for NTFS, FAT and exFAT partitions

Free Windows Linux

PE-bear

PE-bear is a reversing tool for PE files. Objective: to deliver fast and flexible "first view" tool for malware analysts. Stable and capable to handle...

• Discontinued Discontinued per notice on website: https://hshrzd.wordpress.com/pe-bear/

Free Windows Linux

BEYE (Binary EYE)

BEYE (Binary EYE) is a free, portable, advanced file viewer with built-in editor for binary, hexadecimal and disassembler modes. It contains a highlight...

Free Open Source Windows Linux