OpenCms is used or has been used by large organizations such as WIPO, the LGT Group, the University of Stuttgart, the Archdiocese of Cologne, or the Chicago Mercantile Exchange.

[6] Text can be edited "inline" directly on the web page, or in an alternative form based editor.

An additional "power user" interface for Administrators provides role and permission management.

The OpenCms content repository is stored in a database, with MariaDB, MySQL, PostgreSQL, HSQLDB, Oracle, MSSQL and IBM Db2 being natively supported.

The user interface for the content managers creates XML files based on these schemas, which are stored in the database repository.