Climacs is described as 'Open source Emacs-like text editor written in Common Lisp. It has a good integration with other CLIM-based applications and uses Common Lisp Interface Manager (CLIM) library, called ESA, that provides an Emacs-style user interface, rather than the normal CLIM UI' and is a Text Editor in the office & productivity category. There are more than 50 alternatives to Climacs for a variety of platforms, including Windows, Linux, Mac, BSD and Snapcraft apps. The best Climacs alternative is Notepad++, which is both free and Open Source. Other great apps like Climacs are Visual Studio Code, VSCodium, Vim and Eclipse.