There are different type of editors used to change given files context. Most of the computer users aware of text editors. But there are other less known editors used by different professions. Hex editors are mainly used by reverse engineers, system administrators, applications developers etc.
What is Hex or Hexadecimal Editor
Hex editors used to edit files where these files are generally structured in hexadecimal format. The logic is the same as text files where they are structured in ASCII/text format. Hexadecimal numbering system like decimal where we use in our daily life.
Free Hex Editor (frehed)
Free Hex Editor is provided by HHD software. It is especially good in editing large files in hexadecimal mode. It is distributed in freemium model and provides basic features for free. It allows you find data patterns in multi-gigabyte files in seconds. Supports expression rich regular expressions. Easily create file patches just one click. Flexible user interface which can easily configured for you convenience. Supports multiple cores where makes it exceedingly faster. Can be downloaded from following link
HxD is devloped by Mh-Nexus. HxD is popular hex editor between reverse engineers. It have rech feature set. It provides install-able and portable editions. It has ability to edit RAM or main memory contents but as you expect it requires Administrator privileges. It can editor disk drives like hard disks, floppy disks, zip-disks, cd etc.HxD have flexible and fast search engine. Edited cntent can be exported in severeal data formats like Pascal, C, Java,C# source, Plain text,Hex files etc. HxD can provided basic data analytics or statistics about hex file. HxD can be downloaded from following link.
UltraEdit have rich feature set like previous examples. It has also shiny and modern look. UltraEdit support themes which will give different look to the hex editor. It supports multi-caret or multi-select where we can add same characters into multiple places single type. Like other hex editors fast search. It supports integrated FTP, Ssh, Telnet connections and remote files. It supports Windows, Mac and Linux operating systems. UltraEdit can be downloaded from following link.
ZTreeWin is command line or MS-DOS based hex editor. It has less features than other hex editor but has ability to work from command line or MS-DOS. It supports unicode applications. Enhanched color configuration. Extended statis information about system and logon. History list for marked entries which has no limit.
PSPad is a freeware text and code editor. It can edit multiple files at the same time. Ability to save current work in order to open later. Ftp client to edit remote files directly. Macro recorder which can record, save and run macros. diff functionality with coloring. Syntax highlighting according to file type. RTF, HTML, TeX export capability. It has installer and portable versions. PSPad can be downloaded from following link.
Notepad++ Hexeditor Plugin
Notepadd is actually a text editor but it has plugin those provides additional features. Hex editor plugin is one of them. Hex editor can be installed from
Plugin Manager ->
Show Plugin Manager->
Notepadd++ provides simple features as Hex editor. We can view change the content of the current file.