eZ Systems, creator of eZ Publish, an open source enterprise content management system, announced the releases of eZ Publish 4.0.1, 3.10.1, and 3.9.5. These releases carry a number of fixes including an extension to migrate custom URL aliases and URL history elements for existing 4.0.0 and 3.10.0 sites. The ez-url-alias migration extension in the distribution is provided to migrate custom URL aliases as well as the URL history element. A feature pertaining to URL aliases has also been re-added. Users can now specify whether a URL alias should be direct or redirect. Previously, all aliases were redirected (HTTP 301).