Not Emacs is a text editor specifically designed for programmers. It offers support for many of the most common emacs keybindings, making it familiar and comfortable for emacs users. The app allows you to edit iCloud documents, which are automatically accessible from other devices.

One of the standout features of Not Emacs is its compatibility with external Bluetooth keyboards. While it is optimized for use with such keyboards, the app also provides an extended virtual keyboard for those who don't have a physical one available.

Not Emacs is built upon the ymacs editor and the Gambit Scheme programming system. It offers syntax highlighting for programming languages like Lisp, Scheme, JavaScript, CSS, and XML. This makes it a versatile tool for programmers working with different languages.

Overall, Not Emacs is a powerful text editor that caters to the needs of programmers. Its support for common emacs keybindings and integration with iCloud make it a convenient choice for programmers who work across multiple devices.