Automatically adjust bytes displayed per hexdump line to window width or set bytes per line manually.

Find/Replace any combination of text and binary values.

Directly enter hexadecimal values or text in main window (overwrite or insert).

Syntax for describing byte, word, longword, float, and double binary values in text form to use with find and paste functions.

Native 32 bit Windows application: long filenames supported, editable file size limited only by available system memory.

Open Source distributed under GNU General Public License.

Hex Editor Product Descriptions frhed (FRee Hex EDitor) They can also sometimes be used to cheat at computer games by editing saved games and character files. Hex editors can sometimes be used to remove copy protection. Some hex editors are also able to edit raw disk partitions and other file system structures. In addition, hexadecimal is frequently useful because computers tend to work with 8-bit bytes of information and because ASCII is an 8-bit code. Hexadecimal is used because it is easier for most humans than working in binary. These editors are called hex editors because they most often present data in hexadecimal format. A hex editor is a program edits compiled programs and binary data files.

Notepad++ view hex mode