Contao version 4.2.0 is available. The feature release includes a tree view filter, a file search, content elements for YouTube and Vimeo videos and improved insert tag and sub-palette support. Also, the back end theme has been modernized.
Contao version 3.5.10 is available. The bugfix release fixes several issues, including issues with the search index, the book navigation and the back end user switching. In addition, the handling of IDNA e-mail addresses has been consolidated.