OpenCms 8.5.1 Dokumentation [PDF]

This documentation aims to help developers from getting started with OpenCms up to getting familiar with advanced development topics regarding OpenCms. It uses links referring a locally installed OpenCms version >= 8.5.1 including the OpenCms v8 Modules (modules-v8) together with the OpenCms Developer Modules (dev-demo). In order to use the interactive development demo from OpenCms 8 together with this documentation we assume you have OpenCms up and running with a the OpenCms main servlet is reachable at:


If so, you are able to use the links inside this documentation that will open the according DEMO pages inside the "Wonderful world of flowers".

If you don't have a running OpenCms including the Alkacon OpenCms Demo Modules yet, you can download the latest OpenCms release here and read the OpenCms server installation instructions that are located in the distributed ZIP (installation.html) and you will see how easy it is to setup OpenCms.

This documentation is published under the GNU FDL Free Documentation License by Alkacon Software GmbH. We certainly welcome all contributions and feedback to this documentation.

Module Version: 1.2
Provided By: Alkacon Software GmbH
License: GNU FDL Free Documentation License
Click here to download (3735 kb)

Download OpenCms

  • OpenCms 17 gives content managers the new app "Date search" to find content that has been changed in a certain time range. The "Websites" app allows to easily export the content of a complete site for archiving. An option has been added to hide "sensitive" content in the Offline project. The default Mercury template has been further improved, e.g. with SEO optimized job postings, a "spacer" function and marker clusters for maps. OpenCms 17 has also been tested and certified using Java 17 LTS and 21 LTS.

    Click here to download

Upgrade OpenCms

  • Update your existing OpenCms installation to the current stable version 17 with the easy to use upgrade wizard.

    Click here to download

Take the guided tour

Try the OpenCms Live Demo