--- sidebar_navigation: title: Enterprise on-premises edition guide priority: 999 description: OpenProject Enterprise on-premises guide. robots: index, follow keywords: enterprise edition, enterprise on-premises, self-hosted version, server --- # Enterprise on-premises edition guide Welcome to the OpenProject **Enterprise on-premises edition guide**. Here you find support for the [OpenProject Enterprise on-premises edition](https://www.openproject.org/enterprise-edition/). The Enterprise on-premises edition extends the Community edition and provides **premium features**, additional **security feature**s as well as **professional support**. The Enterprise on-premises edition builds on top of the free Community edition. An upgrade is possible at any time. Please have a look at the detailed [feature comparison](https://www.openproject.org/pricing/#features) between the different versions of OpenProject.

**Note**: This guide only describes the administration part of the OpenProject Enterprise on-premises edition. The feature descriptions for the premium features are included in the respective parts of the OpenProject [user guide](../../user-guide/#readme).

## Overview | Topic | Content | | ------------------------------------------------------------ | :----------------------------------------------------------- | | [Enterprise on-premises trial](./enterprise-on-premises-trial/) | Can I test the Enterprise on-premises edition for free? | | [Activate Enterprise on-premises](./activate-enterprise-on-premises) | How can I upgrade my Community edition to an Enterprise on-premises edition? | | [Support](./support) | How can I get support or installation support? |