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OpenCms 22

October 6, 2026 Alkacon Software
OpenCms 22 moves to Jakarta EE and supports modern servlet containers such as Tomcat 10 / 11 and Jetty 12. A new database storage layer deduplicates binary and image content and can optionally move binary files into an S3-compatible object storage. The database footprint shrinks considerably: deduplication alone reduces the database size by about 40%, and moving binaries to S3 storage cuts it by 80% or more. For content managers, OpenCms 22 shows the validity period of time-controlled elements directly in the page editor and uses real placeholder texts in the content editor. This version also improves the selection of global and local categories, finds partial words in galleries and allows redirects in the navigation to open a new window.
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OpenCms 22 is now available as a free download.

OpenCms is one of the most popular Open Source Content Management solutions. This new version has been developed by Alkacon Software GmbH with the support of the international OpenCms developer community.

We have also updated the OpenCms Docker image as well as the OpenCms documentation, the Mercury Template documentation and the OpenCms demo site for this release.

The team at Alkacon Software would like to thank everyone who contributed to this release.

Have fun using OpenCms :-)