This section provides Information about how to participate in the OpenCms development process and technical information about using OpenCms.
If you plan to install OpenCms for the first time, you should read the Installation overview and the following pages in order to obtain a proper setup of the system - it's very simple in a standard environment based on Tomcat.
For building a web site managed by OpenCms, you only need a running instance of the system and some knowledge how to build OpenCms templates. For detailed information, please download the OpenCms documentation.
As experienced Java Developer, you might want to build OpenCms from the sources. Read the Core build instructions and dig into the source code.
If you want to contribute to the OpenCms project and take part in the further development of the system, read How to contribute and provide the OpenCms community with examples, new modules and improved documentation!
To support the community and the further development, we also provide a mailing list, a bug tracking system and a Github repository for developers to obtain detailed information and to access the latest version of the source code.
Oct 8, 2024 - OpenCms 18 adds a new "Place element" mode in the page editor that allows precise element placement as an alternative to drag & drop. Reused content is now clearly marked. Automatic typographical correction of quotation marks has been added to all of the editors. “Dead links” in content that is entered in a WYSIWYG editor are now automatically disabled. Our Mercury template includes several new features, such as setting different image formats for mobile and desktop and many more.
Oct 8, 2024 - The OpenCms 18 release notes contain detailed information about the new features and fixes in this version.
Oct 8, 2024 - Alkacon OCEE 18 is the latest OCEE release for OpenCms 18. This version features a license key mechanism that allows to share the license key on several servers in a cloud installation.
Jul 8, 2024 - The Mercury template from Alkacon Software is a comprehensive, modular template based on Bootstrap 5 for OpenCms. This feature-rich template now has a complete and exhaustive documentation website.
Our guided tour shows you the great features OpenCms offers.
Do you want to take a quick test drive of OpenCms to get an impression of its great features? Try out the OpenCms Live Demo website available at http://demo.opencms.org
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