There are many alternatives to UltraEdit for Mac if you are looking for a replacement. The best Mac alternative is Visual Studio Code, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to UltraEdit and loads of them are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to UltraEdit are Atom (Free, Open Source), Sublime Text (Free Personal), Vim (Free, Open Source) and Eclipse (Free, Open Source).
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.
BBEdit is a professional HTML and text editor for the Macintosh. Specifically crafted in response to the needs of Web authors and software developers, this award-winning product provides an abundance of high-performance features for editing, searching, and manipulation of text.
Lite XL is a lightweight text editor written mostly in Lua — it aims to provide something practical, pretty, small and fast, implemented as simply as possible; easy to modify and extend, or to use without doing either.