A console command for importing catalog files.
composer require cedricblondeau/magento2-module-catalog-import-command
php bin/magento module:enable CedricBlondeau_CatalogImportCommand
php bin/magento setup:upgradephp bin/magento catalog:import [-i|--images_path[="..."]] [-b|--behavior[="..."]] csv_file--images_path: (defaultpub/media/catalog/product) must be a relative path starting from your Magento2 project root--behavior: (defaultappend) possible values: append, add_update, replace, delete- csv_file: could be a relative or an absolute path to a valid CSV file