Kotkot.pl

Selected Products (2 columns).

Product list: http://kotkot.pl/wp-admin/edit.php?post_type=product

Products from a Given Category (4 columns, max 4 products):

Product categories list: http://kotkot.pl/wp-admin/edit-tags.php?taxonomy=product_cat&post_type=product

Products from a Given Brand (4 columns, max 8 products):

Brands list: http://kotkot.pl/wp-admin/edit-tags.php?taxonomy=pa_marka&post_type=product