PSR-4 4

Tushar Sharma · Jul 5, 2026

WordPress Composer PSR-4 npm: how to structure a large plugin estate, and what the autoloader really buys

A WordPress Composer PSR-4 npm setup for large sites: map namespaces to folders, prefix bundled libraries, build assets, and time each autoload mode.

• WordPress
• Composer
• PSR-4 4
• npm