company-mode : In-buffer completion front-end ( https://company-mode.github.com/ )
neotree : A tree plugin like Nerd Tree for Vim ( https://github.com/jaypei/emacs-neotree )
parinfer : Simpler Lisp editing ( https://github.com/DogLooksGood/parinfer-mode )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a youbroketheinternet
For Paludis use this rsync : rsync://gentoo.zugaina.org/youbroketheinternet-portage
If you have a problem : ycarus(-at-)zugaina.org