Contao Open Source CMS Changelog for the version 6.0

About Contao 6.0

The first stable version of Contao 6.0 has been released on 26 August 2026 and will be the successor to Contao 5.7. 6.0 will be updated until 14 February 2027, after which it will be replaced by Contao 6.1.

Changelog Contao 6.0

Changelog for Contao 6.0.0

Contao 6.0.0 (2026-08-26)

Changelog of the fixed issues in Contao 6.0.0:

#10144 Support allowHtml on only the caption field in the meta wizard ( zoglo )
#10152 Skip JSON values in the output encoding migration ( ausi )
#10148 Remove redundant entity decoding ( Toflar )
#10143 Remove usage of the obsolete $strTagEnding ( ausi )
#10141 Fix double encoded values in the calendar and news bundle ( zoglo )
#10133 Move the backendWidth field into the back end settings ( zoglo )
#10114 Do not double encode the page title and description ( ausi )
#10099 Do not deprecate Input::get() for dynamic URL parameters like auto_item ( ausi )
#10096 Use the existing close and chevron icons in the form stylesheets ( leofeyer )
#10098 Replace the doctrine/orm conflict with symfony/doctrine-bridge ( ausi )

Changelog of the fixed issues in Contao 6.0.0-RC2:

#10092 Replace the remaining |insert_tag_raw with |insert_tag_html ( leofeyer )
#10087 Use the "correct" TinyMCE package ( leofeyer )
#10085 Upgrade to ALTCHA v3 ( leofeyer )
#10082 Ensure a minimum stroke width for SVG icons ( leofeyer )
#10056 Add insert_tag_raw to the UPGRADE.md file ( ausi )
#10069 Store the page name in the HtmlHeadBag and use it in the breadcrumbs module ( ausi )
#10066 Increase the size of tl_log.browser ( ausi )
#10042 Use a higher priority for the output encoding migration ( zoglo )
#10041 Use a Twig template for the {{news::*}}, {{event::*}} and {{faq::*}} insert tag ( ausi )
#10038 Deprecate the obsolete HtmlDecoder::inputEncodedToPlainText() method ( ausi )
#10037 Rename the insert_tag_raw Twig filter to insert_tag_html ( ausi )
#10035 Drop ChunkedText and pre-escape insert_tag_raw instead ( ausi )
#10032 Fix the permission check of the pasteinto operation ( lukasbableck )
#10034 Fix output encoding in insert tags, newsletters and templates ( ausi )

Changelog of the new features in Contao 6.0.0-RC1:

#10018 Add a reusable "column to virtual" migration ( leofeyer )
#9584 Improve the UX of the tooltip controller ( zoglo )
#10013 Return the default values from the schema in models ( ausi )
#9999 Add ARIA labels where there is no <label> element ( leofeyer )
#9983 Allow Symfony 8 ( Toflar )
#10001 Remove the deprecated Backend.Theme scripts that already have Stimulus alternatives ( zoglo )
#9992 Add a simple token filter for Twig ( ausi )
#8349 Add a "paste into" operation to the DC_Table parent view ( lukasbableck )
#9548 Remove the legacy migrations from the Stimulus controllers ( zoglo )
#9540 Remove the deprecations from the calendar bundle ( zoglo )
#9981 Only add custom form field classes to the outer container ( leofeyer )
#9565 Allow adding a primary image to a page and use it in the JSON-LD ( lukasbableck )
#9962 Remove the deprecated child record callback ( ausi )
#9944 Deprecate Input::get('language') ( ausi )
#9947 Remove obsolete widget attributes ( ausi )
#9557 Add the output encoding migration ( ausi )
#9576 Add an option to change news JSON-LD type ( lukasbableck )
#9946 Convert basic entities to Unicode for non-HTML fields ( ausi )
#9945 Remove the Input::setPost() usages ( ausi )
#9943 Remove Input::setGet() from DC_Table ( ausi )
#9942 Deprecate most methods of the Input class ( ausi )
#9930 Do not include country codes in tl_member.language ( ausi )
#9941 Do not use Input::setGet() in the search module ( ausi )
#9938 Enable double encoding ( ausi )
#7430 Replace more $GLOBALS['objPage'] with the page finder service ( leofeyer )
#7014 Replace $GLOBALS['objPage'] with the page finder ( leofeyer )
#9582 Use the manifest.json file in the Image::getHtml() method ( zoglo )
#9534 Deprecate extending from Module, ContentElement and Hybrid ( Toflar )
#9541 Remove the deprecations from the comments bundle ( zoglo )
#9542 Remove the deprecations from the FAQ bundle ( zoglo )
#9543 Remove the deprecations from the manager bundle ( zoglo )
#9544 Remove the deprecations from the news bundle ( zoglo )
#9545 Remove the deprecations from the newsletter bundle ( zoglo )
#9572 Remove the deprecated customSchemaOptions support ( fritzmg )
#9577 Implement a proper {{file::*}} insert tag based on the VFS ( Toflar )
#9551 Rename the user templates namespace to @Contao_User ( m-vo )
#9536 Drop the deprecated FilterPageTypeEvent service ( Toflar )
#9599 Rename var/logs to var/log ( leofeyer )
#9566 Remove the Symfony bundle templates ( m-vo )
#9546 Remove the bundle migrations ( zoglo )
#9556 Remove Swift Mailer support ( bytehead )
#9558 Drop support for doctrine/dbal v3 ( Toflar )
#9535 Drop the deprecated EntityCacheTags service ( Toflar )
#9533 Add VFS public Uri handling capability to the player ( fritzmg )
#9498 Rework the public file handling in the VFS ( Toflar )
#9524 Drop the RenderPageEvent ( Toflar )
#9505 Remove input encoding in the Widget class ( ausi )
#9485 Move the flexible theme into the build chain ( zoglo )
#9484 Remove the legacy template system ( m-vo )
#9332 Use PHP native lazy objects ( fritzmg )
#9414 Change all SQL definitions to array notation ( fritzmg )
#9482 Remove merging legacy headers ( Toflar )
#9480 Remove the global request token for templates ( aschempp )
#9483 Drop the deprecated message priority interfaces ( Toflar )
#9479 Remove support for service annotations ( aschempp )

Changelog of the fixed issues in Contao 6.0.0-RC1:

#10030 Replace the remaining Input usages ( ausi )
#10029 Encode user properties in the backend header menu ( ausi )
#10027 Update the DEPRECATED.md and UPGRADE.md ( leofeyer )
#10023 Stop using the deprecated Doctrine DBAL methods ( leofeyer )
#10022 Remove the generate() method from frontend form widgets ( ausi )
#10020 Add more output encoding ( ausi )
#10021 Remove unused Backend methods ( ausi )
#10019 Do not return null for non-null columns in models ( ausi )
#10006 Remove the Input class from the DcaUrlAnalyzer, operations, the palette builder, and several listeners ( ausi )
#9997 Autolink URLs in comments and make them plain text ( ausi )
#9977 Change "Contao 6" to "Contao 7" in the deprecation messages ( leofeyer )
#9988 Remove old configuration nodes deprecated since Contao 4 ( leofeyer )
#9989 Wrap the active breadcrumb item in <strong> tags ( leofeyer )
#9994 Remove BBCode ( ausi )
#9990 Move to a newer DBAFS hashing algorithm ( m-vo )
#9986 Prevent changing the password in the "personal data" module ( leofeyer )
#9987 Deprecate $strIp in user classes ( fritzmg )
#9980 Generate the form data XML file using DOMDocument ( leofeyer )
#9979 Remove the setters from the RecordLabel class ( ausi )
#9969 Encode and sanitize widgets and options ( ausi )
#9966 Add a RecordLabel object for the label callback ( ausi )
#9974 Ensure that ampersands in URLs are correctly encoded ( leofeyer )
#9968 Do not encode ampersands in the back button URL ( leofeyer )
#9965 Use findById() instead of getRelated() ( leofeyer )
#9967 Encode labels in the "show" modal ( ausi )
#9963 Encode the group header in the parent view ( ausi )
#9952 Correctly encode the content label ( ausi )
#9954 Properly encode member group labels ( ausi )
#9892 Fix the missing $objPage in FrontendTemplate::setCacheHeaders ( aschempp )
#9628 Use a delegate template when rendering Twig components ( m-vo )
#9578 Fix the FigureRenderer default template ( m-vo )
#9568 Remove all usages of StringUtil::ampersand() ( m-vo )
#9506 Use the response context to generate the nonce ( bytehead )
#9497 Increase the minimum Doctrine ORM version ( fritzmg )

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