OpenCms - Professional Content Management

Easy to Use, Open Source, Reliable

OpenCms, easy to use, professional open source content management / CMS

OpenCms from Alkacon Software is a professional, easy to use website content management system. OpenCms helps content managers worldwide to create and maintain beautiful websites fast and efficiently.

The fully browser based user interface features configurable editors for structured content with well defined fields. Alternatively, content can be created using an integrated WYSIWYG editor similar to well known office applications. A sophisticated template engine enforces a site-wide corporate layout and W3C standard compliance for all content.

OpenCms is based on Java and XML technology. It can be deployed in an open source environment (e.g. Linux, Apache, Tomcat, MySQL) as well as on commercial components (e.g.  Windows NT, IIS, BEA Weblogic, Oracle).

As true open source software, OpenCms is free of licensing costs.

OpenCms Headlines

  • OpenCms Days 2008 a great success

    OpenCms Days 2008 Logo The OpenCms Days 2008 in Cologne have been a great success. Most conference delegates had a very positive impression of the event. The conference proceedings will be available for download soon. more...
  • New book for OpenCms 7 to be published in May

    Cover of the book 'OpenCms 7 Development' Titled "OpenCms 7 Development", a new book about OpenCms 7 is to be available in stores in May. The book has been written by Dan Liliedahl and will be published by Packt Publishing. The book is targeted at developers. more...
  • OpenCms Live Demo Website online

    Do you want to take a quick test drive of OpenCms to get a first impression of its features? No problem: Try out the new OpenCms live demo website. The live demo website is intended for users that want to get a quick overview of the features and the "look and feel" of OpenCms, without the requirement of doing a local installation first. more...
  • Alkacon now offers public OpenCms training courses

    The public OpenCms training courses of Alkacon allow the cost effective training of one or two developers. For the time being, these will be held in a conference center in Cologne, Germany at a schedule to be announced on the Alkacon website. more...
  • OpenCms User Groups founded on Facebook and Xing

    Facebook and Xing logos OpenCms User Groups have been founded on Facebook and Xing. These groups are open for users, developers, solution providers, customers and all people otherwise interested in OpenCms. They are places to exchange thoughts, ideas and information regarding OpenCms in a social network. more...

Try the OpenCms Live Demo

Download OpenCms

  • Get the latest stable release of OpenCms - version 7.0.4! Improvements include full link management, WebDAV support, and much more.
    Size:45387KB

    Click here to download

Upgrade OpenCms

  • Update your existing OpenCms installation to version 7.0.4 with the easy to use upgrade wizard.
    Size:46301KB

    Click here to download

Latest News

  • OpenCms Days 2008 a great success

    May 7, 2008 - The OpenCms Days 2008 in Cologne have been a great success. Most conference delegates had a very positive impression of the event. The conference proceedings will be available for download soon.

  • OpenCms Days 2008 registration closes May 1

    Apr 22, 2008 - OpenCms Days 2008 is happening in 2 weeks. We have 100 available seats and about 90 are already taken. So if you want to be part of the action, hurry up and register your ticket now.

  • Updated OAMP Newsletter Module released

    Apr 11, 2008 - A new version of the popular Alkacon OAMP Newsletter Module for OpenCms 7.0.4 is now available for download.

  • Alkacon to support and maintain OpenCms Wiki

    Apr 4, 2008 - The OpenCms Wiki at http://opencms-wiki.org is now the official OpenCms Wiki, supported and maintained by Alkacon Software.

Take the guided tour

Where to start?

  • Support is available

    Professional level support for OpenCms is available from Alkacon Software and a number of companies all around the world.

  • The OpenCms mailing list

    The opencms-dev mailing list is the place for questions and comments regarding OpenCms.

  • Get involved

    Check out how you can participate in the OpenCms development.

  • OpenCms Source Code

    The latest OpenCms source code is always available in our CVS repository.

Alkacon OCEE

  • Alkacon Software - The OpenCms Experts

    The Alkacon OpenCms Enterprise Extensions (also called OCEE) are a commercial extension for OpenCms. Alkacon OCEE adds features to OpenCms that are often required for running OpenCms in a medium or large Enterprise, where data consistency, security and failover are highly important.

    Learn more...