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🔍

Hex Editor

View and edit binary files in hexadecimal format. Browse file contents, edit bytes, and save changes with real-time hex and ASCII display.
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Settings
Show ASCII
Show Offset
Bytes per row:
8162432
Address
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
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📖 Usage Guide
1
Step 1
Click 'Open File' to select a binary file from your computer.
2
Step 2
Browse the file content in hexadecimal and ASCII format, click on any byte to edit.
3
Step 3
Make your changes and click 'Save File' to download the modified file.
✨ Features
✨
View binary files in hexadecimal and ASCII format.
✨
Edit individual bytes with real-time preview.
✨
Navigate large files with virtualized scrolling.
✨
Save modified files with all changes preserved.
🔬Mini Tutorial
Hex Editor PrincipleThis hex editor provides a comprehensive interface for viewing and editing binary files. It displays file contents in a traditional hex editor format with address offsets, hexadecimal byte values, and ASCII character representations. The editor supports real-time editing, file navigation, and preservation of changes when saving files.
Binary File FormatBinary files contain raw byte data, and hex editors display this data in a readable hexadecimal format. Each byte is represented by two hexadecimal characters (00-FF), with the ASCII column showing printable characters. This display method helps developers understand file structure, debug programs, and analyze data formats.
File Editing TechniqueHex editors allow direct modification of file byte content. By entering hexadecimal values, you can precisely control each byte's value. This editing method is commonly used for fixing corrupted files, modifying program configurations, performing reverse engineering, and data analysis.
Application ScenariosHex editors are widely used in software development, network security, data recovery, reverse engineering, firmware analysis, and other fields. Developers use them to debug programs, analyze file formats, modify configuration files, and conduct security research.