Hiew is not available for Mac but there are plenty of alternatives that runs on macOS with similar functionality. The best free Mac alternative is Malcat. If that doesn't suit you, our users have ranked more than 25 alternatives to Hiew and 12 are free and available for Mac so hopefully you can find a suitable replacement. Other interesting free Mac alternatives to Hiew are IDA, wxHexEditor, Hex Fiend and PE-bear.
Malcat is a feature-rich hexadecimal editor / disassembler / decompiler for reverse engineers and malware analysts. It has support for many file formats and CPUs, can scan for signatures, decrypt/decompress data, diff files and run python scripts.
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.
Hex Editor. Support editing or comparing (diff) very large files up to 2^64 bytes. Cross-platform Linux, Mac OS, Windows.
BinEd is a hex editor tool, which allows to directly browse and edit content of any file or binary data.
The Hex Editor From Hell! Hecate is a terminal hex editor that, instead of putting the (ASCII) representation of bytes way out on the right side of the screen, it puts the interpreted values directly beneath the hex representation.
Use the built-in hex editor, get MD5, SHA1, SHA256 hashes and Base64 with one click, or change the modified and created dates.
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.
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.
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While it packs more features than hiew (and looks more modern), the interface is similar, with lots of keyboard shortcuts