PSL 5.0 is out. This is the biggest release of the PHP Standard Library yet, with 10 new components.

What's new:

• Crypto - symmetric/asymmetric encryption, signing, AEAD, KDF, HKDF, key exchange, stream ciphers (libsodium)
• Binary - fluent Reader/Writer API for structured binary data in any byte order
• Terminal & Ansi - full TUI framework with buffered rendering, layouts, widgets, keyboard/mouse events
• Process - async process management inspired by Rust's Command API, replaces proc_open
• Networking rewrite - TCP, TLS, UDP, Unix, CIDR, Socks with connection pooling and retry logic
• DateTime - new Period and Interval types
• Performance - optimizations across Vec, Dict, Str, Iter, Type with up to 100% improvement in benchmarks

Requires PHP 8.4+.

Docs: https://psl.carthage.software/5.0.0/