It's works on Emacs version 22.1.1 or greater, and on any platform that Emacs supported, and multiple Emacs instances with different version or different mode can run on the same machine at the same time.
git clone --depth=1 https://github.com/junjiemars/.emacs.d.git
Take your time to have a taste, some features may be you never see it in other places. One more thing, it's best to remind you: take care, it's super fast.