WiseStamp - WiseStamp allows you to easily create and implement slick and unique email signatures for your business.
OpenCart - A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.s
NEWOLDSTAMP - Email signature generator
Jumpseller - Start Your Online Store! Grow your business.
Exclaimer - Exclaimer is the industry's leading provider of email signature solutions, empowering businesses to unlock the potential of email as a key digital advertising channel.
WooCommerce - A freely available eCommerce plugin that enables shop facilities on your WordPress website. Functionality enabling extensions & beautiful themes available.