Okteta is described as 'Simple editor for the raw data of files. This type of program is also called hex editor or binary editor. The data is displayed in the traditional view with two columns: one with the numeric values and one with the assigned characters' and is a Hex Editor in the development category. There are more than 25 alternatives to Okteta for a variety of platforms, including Windows, Mac, Linux, BSD and Xfce apps. The best Okteta alternative is ImHex, which is both free and Open Source. Other great apps like Okteta are Ghidra, HxD, UltraEdit and IDA.
ImHex is a free, featureful Hex Editor with many tools often only found in paid products. It includes a custom built scripting language for highlighting and decoding binary data, a disassembler, extensive file analysis tools and much much more
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Ghidra is a software reverse engineering (SRE) framework created and maintained by the National Security Agency Research Directorate. This framework includes a suite of full-featured, high-end software analysis tools that enable users to analyze compiled code on a variety of...
United States
HxD is a carefully designed and fast hex editor which, additionally to raw disk editing and modifying of main memory (RAM), handles files of any size.
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UltraEdit is a commercially maintained editor built for critical work where performance, reliability, and security matter most.
United States
IDA delivers robust disassembly and decompilation, supporting diverse processors and file formats. Its high-quality pseudocode mirrors original source code, aiding analysis of multi-platform software. It features dynamic debugging, metadata control with Lumina, and effective code deobfuscation.
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Hex Editor. Support editing or comparing (diff) very large files up to 2^64 bytes. Cross-platform Linux, Mac OS, Windows.
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010 Editor is a professional text/hex editor designed to edit any file, drive, or process on your machine. Using Binary Templates technology, 010 Editor allows a binary file to be parsed into a data structure that can be understood.
United States
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
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Bless is a high quality, full featured hex editor. It is written in mono/Gtk# and its primary platform is GNU/Linux. However it should be able to run without problems on every platform that mono and Gtk# run on.
GreeceEU
PE Explorer is the most feature-packed program for inspecting the inner workings of your own software, and more importantly, third party Windows applications and libraries for which you do not have source code.
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