Free and open source hex viewer/editor written in Java.
Features:
- Visualize data as numerical (hexadecimal) codes and text representation
- Codes can be also binary, octal or decimal
- Support for Unicode, UTF-8 and other charsets
- Insert and overwrite edit modes
- Searching for text / hexadecimal code with matching highlighting
- Support for undo/redo
- Support for files with size up to exabytes
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|
No observed changes yet.
The initial import establishes a baseline. Future version changes will appear here.
Browse the app catalogue →Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
0.2.58 Mar 2026
- Added sidebar support
- Added sidebar support
- Added tabs support for inspector panel
- Added copy as / paste from dialogs
- Added copy/paste formats for C, Java and Python (by mengnankkkk)
- Added convert data: date time and compression (by mengnankkkk)
- Added font zoom actions (by mengnankkkk)
- Added startup behavior option - reopen lastly opened files (by mengnankkkk)
- Added search progress bar + cancel button (assisted by Tanyajain2006)
- Added basic regex search support (assisted by Tanyajain2006)
- Modified addon manager to use cart / basket
0.2.422 Jan 2025
- Added addon manager
- Added keymap overview
- Added Base 64 conversion
- Added option for inspector input fields font
- Added icon set support
- Added option for legacy SWT file dialogs
- Fixed another issue with searching
0.2.36 Jan 2024
No release notes supplied.
0.2.229 Jul 2023
No release notes supplied.