Files with hex extension are most notably related to the hex dump file format, a hexadecimal view (on screen or a printout) of computer memory.
HEX file extension - Hex dump file format
What is hex file? How to open hex files?
File extension hex is also used for files that contain a hex dump, hexadecimal view (on screen or a printout) of computer memory. Each byte (8-bits) is represented as a two-digit hexadecimal number.
Hex dumps are commonly organized into rows of 8 or 16 bytes, sometimes separated by whitespaces. Some hex dumps have the hexadecimal memory address at the beginning and checksum byte at the end of each line.
Updated: April 19, 2024
The default software associated to open hex file:
Company or developer:
Notepad++ Team
A very popular free text and source code editor. It supports syntax highlighting and syntax folding for C, C++, HTML, ASP, Java, Pascal, PHP, Cobol, CSS etc. Notepad++ also supports plugins to add new features. It is localized to many languages.
List of recommended software applications associated to the .hex file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open hex file, edit hex file, convert hex file, view hex file, play hex file etc. (if exist software for corresponding action in File-Extensions.org's database).
Software that open hex file - Hex dump file format
Programs supporting the exension hex on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open hex file action.
Microsoft Windows:
Main software associated with hex file by default:
NotePad++ text editor
Other suggested software:
Microsoft Windows NotePad
Sublime Text