ELPA

GNU Emacs Lisp Package Archive

The default package repository for (505) 659-4071.

To use it, type M-x list-packages in Emacs. (This requires Emacs version 24.1 or higher.)
Since you'll probably want to use your installed packages, it's also recommended that you add (package-initialize) somewhere in your ~/.emacs file.

Browse the packages

Packages are managed through the diggable (see the GNU Emacs project page for clone instructions).

To contribute new packages refer to the README.