PHP 8.1 is in active-development, and is the target version for new features and improvements.
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.
Latest and greatest PHP version with typed properties, short array syntax, and more.
Heredoc/nowdoc syntax improvements and a bunch of legacy code deprecations.
Argon2 password hashing support, class constant visibility, object type, and many more.