As of 29 December 2017 ProcessWire versions earlier than 3.x are not supported
Modules Directory Project Page Read Me (How to install, use, etc..)
For highly customisable menus, please see this post.
If you want a navigation that mirrors your ProcessWire page tree, the system allows you to easily create recursive menus using either vanilla PHP or Soma's great MarkupSimpleNavigation. In some cases, however, you may wish to create menus that: 1. Do not mirror you