Dev - 2D Barcodes - Advanced Options - "Barcode type" option added (defaults to QR code: Low error correction).
Fix - Frontend - Show barcode - Variations - It only worked if "Show EAN" option was also enabled. This is fixed now. Dev - Free plugin version released. WC tested up to: 4.6.
Fix - Displaying variations codes for variable products with no main EAN set - Fixed. Dev - JS files minified. Dev - Admin settings descriptions updated. Dev - Code refactoring. Tested up to: 5.5. WC tested up to: 4.4.