###### eXo Platform 3: User Guides

### eXo Core Services

### Gatein

GateIn portal framework is an open source project developed jointly by Red Hat / JBoss. It provides a powerful framework for developing portlets and other web-based user interface.

- GateIn User Guide

### eXo Content

eXo Content combines several eXo open source project to provide eXo Platform 3 with comprehensive Enterprise Content Management (ECM) capabilities. Quickly build websites, add document management and workflow to portal-based apps, and much more.

- eXo Content User Guide

### eXo Extended Services

### eXo Social

eXo Platform 3 includes a framework for building gadgets that can display and mash-up actitivy information for contacts, social networks, applications and services.

- eXo Social User Guide

### eXo Collaboration

Add rich collaboration and communication features like Chat, Mail, Address Books and Calendars to your portal-based web apps.

- eXo Collaboration - User Guide

### eXo Knowledge

Extend your eXo-based web apps with
knowledge management functionality like
Forums, Answers and FAQs.

- eXo Knowledge - User Guide