Is there any performance difference between duplicating composer packages among multiple plugins and not doing it? How can I avoid it?

There are no performance issues with duplicating composer packages. If you look at the file vendor/composer/autoload_classmap.php, you will see lines like these: <?php // autoload_classmap.php @generated by Composer $vendorDir = dirname(__DIR__); $baseDir = dirname($vendorDir); return array( ‘Attribute’ => $vendorDir . ‘/symfony/polyfill-php80/Resources/stubs/Attribute.php’, ‘Codeception\\Exception\\ConnectionException’ => $vendorDir . ‘/codeception/module-webdriver/src/Codeception/Exception/ConnectionException.php’, … Being loaded during composer activation, this film establishes … Read more

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