Joomla! 5.1.1 RC1

👀 Release information

• 💁 21+ contributors
• 🧰 40+ Pull Requests has been merged
• ⬆️ New migration guide
• 📖 New developer documentation
• 👀 Full Changelog

🔥 Installation Packages

New Joomla! Installations	SHA-256 Checksums
ZIP Archive (.zip)	9c3fd607b923df210c08642ad191b88cde4891b4c045968a7d430bcaecc35268
GNU Zip Archive (.tar.gz)	898dc539d08b49ca6ef2aa569b781ab586c85cc8cfbca1cd682a79f0b4f75453
Zstandard Archive (.tar.zst)	18db8291bacaeb8adabc329fc6198fcc184c3af7c2ffc257a01e477dbc8e5e5d

Additional and a second source of checksums can be found at our official download page. If you need further information on how to validate a release package please visit our documentation.

✒️ Upgrade Packages

Important

Don't update directly from a version lower than 4.4 it is important that you first update to 4.4 and then update to 5.x

Update from a previous version	SHA-256 Checksums
ZIP Archive (.zip)	be5e409bbac55048f673ef6405988f85160da1786a2a7d3a2041c4c6f7f0c4b1
GNU Zip Archive (.tar.gz)	4734b99190cb0a3c42af0a136d4fd2522774aa9d5b23f12fab69550b1ef01497
Zstandard Archive (.tar.zst)	775bd6526454cdd5e972f8649c0d4b66b49b6617addc09920d2f836d81293984

Additional and a second source of checksums can be found at our official download page. If you need further information on how to validate a release package please visit our documentation.

💆 New Contributors

• @muhme made their first contribution in #43400
• @coderiekelt made their first contribution in #43345
• @robertsilen made their first contribution in #43368

🧹 What has been changed

• [5.1] Fix comment syntax in update SQL scripts "5.1.0-2024-02-24.sql" for adding TUF by @richard67 in #43306
• [5.1] DarkMode selector by @brianteeman in #43310
• [5.1] Update ConstraintChecker.php typo/spelling by @brianteeman in #43284
• [5.x] Translation Update by @joomla-translation-bot in #43278
• [5.x] String sentence by @brianteeman in #43249
• [5.1] Pin Mysql Version to 8.0 by @rdeutz in #43419
• [5.1] Light/Dark Mode switch by @brianteeman in #43454
• [5] correct forum link by @alikon in #43414
• [5.1] Correct message type for Redirect plugin state by @Fedik in #43402
• [5.1] Fix TinyMCE media button, frontend edit by @Fedik in #43376
• [5.x] Translation Update by @joomla-translation-bot in #43401
• [5.1] Fix TinyMCE media button, insert link bug by @Fedik in #43374
• [5.1] EmptyState Help links by @brianteeman in #43371
• [5.1] PHP Deprecated: PDO::quote(): Passing null by @alikon in #43288
• [5.1] Add backward compatibility for older Plugin/Module bootstrap modals by @Fedik in #43291
• [5.1] Fix calendar value by @Fedik in #43234
• [5.1] Fix for legacy editor-xtd plugins with array of buttons by @Fedik in #43129
• [5.1] CodeMirror 6 Javascript highlighting not working by @OctavianC in #43114
• [5.1] fix wrong parameter value of new trailingslash parameter in SEF plugin by @SniperSister in #43292
• [5.1] Fix missing entries in help index by @LadySolveig in #43251
• [5.1] Fix build tool helpTOC.php by @LadySolveig in #43250
• [5.1] Adminmenu: Toggle for duplicate menus by @richard67 in #43308
• [5.1] Changelog deprecation by @alikon in #43219
• [5.1] Fix PHP warnings on newly created custom fields by @Quy in #42956
• [5.1] Template-param-brand by @chmst in #41458
• [5.1] Update Doc Link by @brianteeman in #43370
• [5.1] Upmerges 2024-05-08 by @bembelimen in #43446
• [5.x] Translation Update by @joomla-translation-bot in #43459
• [5.1] Proper support for avif/webp images by @dgrammatiko in #43295
• [5.1] Update deleted files and folders lists in script.php for 5.1.1 by @richard67 in #43461
• [5.1] update content for Contributing.md by @rdeutz in #43478
• [5.x] Translation Update by @joomla-translation-bot in #43476
• [5.1] Media manager thumbnails better try/catch by @dgrammatiko in #43468
• Remove myself from the CODEOWNERS file by @zero-24 in #43482
• [5.1] upmerge 2024-05-16 by @LadySolveig in #43481
• [5.1] Joomla Update : extensions check never ends (from #43226) by @conseilgouz in #43410
• [5.1] Change redirect url (from headers['Location']) from array to string in CurlTransport by @sergeytolkachyov in #42769
• [5.x] Translation Update by @joomla-translation-bot in #43483
• [5.1] Catch block for generic TUF exceptions by @SniperSister in #43477
• Update to include MariaDB and remove SQL Server in README (.txt and .md) by @robertsilen in #43368
• [5.1] com_redirect - inline help for Activate Advanced Mode button by @pe7er in #43435

Full Changelog: 5.1.0...5.1.1-rc1