If you have specific file types, you can develop your own plugin using the provided headers.
Note: HXD must be restarted if plugins are added or removed manually while the editor is running. hxd plugins
For users looking to map out entire file formats (like ZIP headers, EXE structures, or custom game save states), HxD supports structural views. By defining the layout of a file, HxD can color-code and label specific byte ranges, effectively acting as an interactive file parser. Popular Use Cases for HxD Extensions Game Modding and Save Editing If you have specific file types, you can
Once upon a time in the quiet town of Binary Byte, there lived an aspiring digital explorer named By defining the layout of a file, HxD
Parse known file formats (e.g., BMP, ZIP headers, FAT32 directory entries) and display field values in a readable tree view. Saves hours of manual byte counting.
Here is everything you need to know about extending HxD’s functionality.
Rather than rewriting the core editor, the proposed framework utilizes a "Bridge" pattern.