Faster Code Execution: PHP 8 is the first PHP version that has a compiler – JIT – that caches your interpreted code and generates a machine code as an output.

New DOM API in PHP 8.4.1 brings standards-compliant support for parsing HTML5 documents and adds functions to make working with documents more convenient.

Critical remote code execution vulnerabilities in PHPMailer and SwiftMailer, libraries used to send emails via PHP, were patched this week.