# Enterprise Edition guide

Welcome to the OpenProject **Enterprise Edition guide**.

Here you find support for the [OpenProject Enterprise Edition](https://www.openproject.org/enterprise-edition/). The Enterprise Edition extends the Community Edition and provides **premium features**, additional **security feature**s as well as **professional support**.

The Enterprise Edition builds on top of the free Community Edition. An upgrade is possible at any time. Please see a detailed [feature comparison](https://www.openproject.org/pricing/#features) between the different versions of OpenProject.

<div class="alert alert-info" role="alert">
**Note**: This guide only describes the administrational part of the OpenProject Enterprise Edition. The feature descriptions for the premium features are included at the respective parts in the OpenProject [user guide](../user-guide/#readme).
</div>

## Overview

| Popular Topics                                               | Description                                                  |
| ------------------------------------------------------------ | :----------------------------------------------------------- |
| [Enterprise Edition trial](#create-an-enterprise-edition-trial) | Can I test the Enterprise Edition for free?                  |
| [Activate the Enterprise Edition](#activate-the-enterprise-edition) | How can I upgrade my Community Edition to an Enterprise Edition? |
| [Installation support](installation-support)                 | How can I get installation support?                          |

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