Version 3.x supports DomPDF version 3.x. See the changelog in https://github.com/dompdf/dompdf/releases/tag/v3.0.0

The most notable change in laravel-dompdf are the changed defaults, to be more secure;

• enable_remote is now false by default. Change with caution.
• allowedRemoteHosts and artifactPathValidation are added the the config. Also, support for Laravel < 9 and PHP < 8.1 is dropped.

What's Changed

• Test against php 8.3 and laravel 10.x by @sergiy-petrov in https://github.com/barryvdh/laravel-dompdf/pull/1005
• Fix workflow by @barryvdh in https://github.com/barryvdh/laravel-dompdf/pull/1048
• Allow Dompdf3, add new options by @barryvdh in https://github.com/barryvdh/laravel-dompdf/pull/1047
• Only support DomPDF 3 by @barryvdh in https://github.com/barryvdh/laravel-dompdf/pull/1049
• Check filename, add fallback filename by @barryvdh in https://github.com/barryvdh/laravel-dompdf/pull/1050
• Updating the codestyle of the configuration file with laravel/pint. by @maks-oleksyuk in https://github.com/barryvdh/laravel-dompdf/pull/1051
• Fix badges by @erikn69 in https://github.com/barryvdh/laravel-dompdf/pull/1062

New Contributors

• @sergiy-petrov made their first contribution in https://github.com/barryvdh/laravel-dompdf/pull/1005
• @maks-oleksyuk made their first contribution in https://github.com/barryvdh/laravel-dompdf/pull/1051

Full Changelog: https://github.com/barryvdh/laravel-dompdf/compare/v2.2.0...v3.0.0