Description: This is a major mode for the Pony programming language For more details, see the project page at https://github.com/ponylang/ponylang-mode Installation: The simple way is to use package.el: M-x package-install ponylang-mode Or, copy ponylang-mode.el to some location in your Emacs load path. Then add "(require 'ponylang-mode)" to your Emacs initialization (.emacs, init.el, or something). Example config: (require 'ponylang-mode)