Should you discover any PHP compatibility issue in ADOdb, kindly report it in our tracker.

Corrections are published as Hotfix releases¹⁾, so please make that sure the problem you're facing still exists in the most recent version, including unreleased fixes in the hotfix/x.xx branch, before submitting a new issue.

PHP 8.0 is fully supported in ADOdb 5.20.20 and later. All reported issues have been fixed.

PHP 8.1 has been released on 25-Nov-2021. See the list of reported compatibility issues.

PHP 7 is fully supported since ADOdb 5.20.12 release.

All the reported issues have been fixed.

Please note that there are no plans to fix PHP compatibility issues in ADOdb Legacy versions (5.20 and older).

Users have reported that upgrading from releases 5.00 (released in 2007) and higher have been reasonably easy, but that earlier versions may require substantial adjustments, due to design considerations in ADOdb version 4. If you need guidance, use any of the support methods listed on the main page.

In order to migrate their products from custom older versions of ADOdb back to the core product and take advantage of the active development of the product, as well as compatibility with PHP 7 and later, a number of users have submitted their custom functionality to be integrated into core. If you are in the same situation, contact us about having your feature added.

Heavy use drivers are the tier 1 drivers, plus their PDO variants: