rivescript-mode
Emacs major mode for composing rivescript files.
What is Rivescript?
Rivescript is a very simple, line-oriented mark-up language for scripting chatbots.
For more details, visit: https://www.rivescript.com
Installation
Put this file somewhere in your load-path, and then add the following line to your .emacs file:
(require 'rivescript)
then you can manually enable the mode with M-x rivescript-mode, or you can associate it with a file extension:
(add-to-list 'auto-mode-alist '("\\.rive\\'" . rivescript-mode))