OpenCms - Professional Content Management

Easy to Use, Open Source, Reliable

OpenCms, easy to use, professional open source CMS based on Java and XML. Enterprise-ready website content management to maintain a public website, extranet or intranet. OpenCms stands out for it's rich feature set, maturity, scalability and the high level of adoption worldwide.

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 8 content manager user manual now available!

    Learn how to create a website within minutes with OpenCms 8. The OpenCms 8 User Manual from Alkacon Software provides a quick non-technical overview of OpenCms 8. more...
  • New OCEE versions for OpenCms available

    Alkacon OpenCms Enterprise Extensions / OCEE Alkacon OCEE 3.0.3 extends an OpenCms 8 installation with LDAP, Clustering, Replication and improved performance. OCEE increases scalability, availability and fail-over security of mission-critical high-traffic OpenCms sites of a medium or large Enterprise. Adds HTTP request load balancing and full integration of existing LDAP user directories with the OpenCms permission system. more...
  • Download OpenCms 8.0.3 now!

    Alkacon and OpenCms logo Version 8.0.3 comes with numerous useful features and improvements, especially for the sitemap editor and dynamic functions. Select from different model pages - and even edit them - when adding new pages in the sitemap. Dynamic functions now feature "Function pages" and extended formatter configuration options. more...
  • OpenCms Days 2011 Photos & Presentation Downloads

    OpenCms Days 2011 A photo gallery with impressions from OpenCms Days 2011 is online. We also added all slides to download, so you can have a look, what has been said at this year's conference or what you have missed. more...
  • Roadmap for further development of OpenCms and Alkacon OCEE

    Alkacon and OpenCms logo Alkacon Software publishes roadmap for further development of OpenCms and Alkacon OCEE: OpenCms Version 8.0.1 will be available by June 29, 2011. Version 8.0.2 to be released on August 18, 2011. Alkacon OCEE Version 3.0 (Required for OpenCms 8) to be released by May 25, 2011. more...

Download OpenCms

  • OpenCms 8.0.3 comes with numerous useful features and improvements, especially for the sitemap editor, ADE and dynamic functions. Select from different model pages - and even edit them - when creating new pages in the sitemap editor. Dynamic functions now feature detail pages and extended formatter configuration.
    Size: 82071 KB

    Click here to download

Upgrade OpenCms

  • Update your existing OpenCms installation to version 8.0.3 with the easy to use upgrade wizard.
    Size: 70593 KB

    Click here to download

Latest News

Try the OpenCms Live Demo

Take the guided tour