This is a CLI program which allows exporting products from NopCommerce using the API plugin
mkdir -p app/code/Sagital
cd app/code/Sagital
git clone https://github.com/sagital/magento2-nop-export-products-command NopProductExporter
bin/magento setup:upgrade
magento sagital:nop-export-products <filename.csv> (it will be found in the var directory)