A plugin that allows you to have a single Cakephp 3.x install support multiple websites.

CakePHP: The Rapid Development Framework for PHP - Official Repository

file manager

rich text editor

Workflows Plugin for automating site actions from an initial trigger action

Wikis Plugin for relating a multiple wikis to any object

Utils Plugin for Zuha

Timesheets Plugin for for tracking time and generating timesheets

Customer Service Tickets Plugin

Tasks Plugin for making todo lists related to any other plugin or object

Sitemaps Plugin

Search Plugin

Search Plugin for CakePHP

Project Management Plugin

Email Marketing Plugin for managing notifications

Messages Plugin for communication between users.

Subscriptions Plugin for collecting member payments for access to a site

Maps Plugin for generating customizable points on a Google Map

Locations Plugin for limiting access to information by a users geographic region

Invoices Plugin for generating billable invoices

Estimates Plugin for generating work estimates

Encoders Plugin for handling video and audio file uploads

Credits Plugin for getting, giving, and tracking virtual ecommerce money

Coupons Plugin

Categories Plugin for relating any object to one or more categories in Zuha : A free open source CMS ( content management system ) built on the CakePHP rapid development MVC framework.

Multi User Blogs Plugin for giving any user a blog