HxD - HxD is a carefully designed and fast hex editor which, additionally to raw disk editing and...
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
WinHex - WinHex hex editor, disk editor, RAM editor. Binary editor for files, disks, and RAM. Download HEX EDITOR. Sector editor. Drive editor.
Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
Hiew - Hiew (short for Hackers view) is a popular console hex editor for DOS and Windows written by Eugene...
Notepadqq - Notepadqq is a linux clone (identical application) of Notepad++