Vim Vixen is described as 'Firefox add-on which allows you to navigate with the keyboard on the browser. Firefox started to support WebExtensions API and will stop supporting add-ons using legacy APIs from version 57. For this reason, many legacy add-ons do not work on Firefox 57' and is an app in the web browsers category. There are more than 10 alternatives to Vim Vixen for a variety of platforms, including Mac, Windows, Linux, Mozilla Firefox and Google Chrome apps. The best Vim Vixen alternative is Vimium, which is both free and Open Source. Other great apps like Vim Vixen are Vieb, Vimperator, cVim and Surfingkeys.