HextEdit is a fast and lightweight hex editor for viewing and editing binary data. Quickly edit virtually any file type at a low level in a simple and native app. It features fast incremental find, a byte inspector and generally fast performance as a native app.
Tweak is a hex editor. It allows you to edit a file at very low level, letting you see the full and exact binary contents of the file. It can be useful for modifying binary files such as executables, editing disk or CD images, debugging programs that generate binary file formats...
United Kingdom
McAfee FileInsight, developed by McAfee Labs, is an integrated tool environment for website and file analysis. Its many built-in editing and analysis features can be easily extended through simple Python-based plugins.
Use the built-in hex editor, get MD5, SHA1, SHA256 hashes and Base64 with one click, or change the modified and created dates.
United States
As the name implies, this is a hex editor. It aims to be a good general-purpose hex editor and to have a wide selection of features for analysing and annotating binary file formats.
Hexer is an open-source hex editor for Windows featuring direct view of all kinds of data interpretations, and in-line data type annotation system with markers which is reusable across files.
YuHex is a simple binary editor for Windows. It provides the essential features needed to work with binary files, including editing, searching, and changing text encodings.
Japan
DHEX is a more than just another hex editor: It includes a diff mode, which can be used to easily and conveniently compare two binary files. Since it is based on ncurses and is themeable, it can run on any number of systems and scenarios.
