PHP 8.5 is the active development branch for the upcoming PHP release, scheduled for 2025 November.
PHP 8.4 is a feature-rich PHP version that brings support for property hooks, asymmetric visibility support in classes, database driver-specific PDO classes, Lazy objects, a HTML5 support in the DOM extension, along with several new features, improvements, and deprecations.
PHP 8.3 is the latest stable PHP version, bringing typed class constants, Granular DateTime Exceptions, fallback value support for PHP INI Environment Variable syntax, and more.
PHP 8.2 is the latest PHP version which brings readonly classes, DNF types, null, false, and true types, sensitive parameter redaction support, a new random extension, and several new features along with a few deprecations.
PHP 8.1, released in 2021, brings major new features such as Enums, Fibers, never return type, Intersection Types, readonly properties, and more, while ironing out some of its undesired legacy features by deprecating them.
PHP 8.0, on the 25th year of PHP history, brings several important features such as Union Types, JIT, Constructor Property Promotion, Match Syntax, Named Parameters, and several more performance, syntax, and quality-of-life improvements.
PHP 7.4, the final release in the PHP 7.x series. PHP 7.4 brings typed properties, underscore numeric separator, and other minor improvements to PHP.
Heredoc/nowdoc syntax improvements and a bunch of legacy code deprecations.
Argon2 password hashing support, class constant visibility, object type, and many more.