The Pronamic iDEAL plugin allows you to easily add the iDEAL payment method to your WordPress website.
Provides Bitcoin/Altcoin Payment Gateway for WP eCommerce 3.8.10+ or higher. Accept Bitcoin, Litecoin, Dogecoin, Paycoin, etc Payments on Your Website
Customize your WP ecommerce store with HTML mail templates, message content, transaction results and PDF invoices with WYSIWYG editor and placeholders
Plugin to add xero invoice in WP eCommerce
A simple toolbar extension for the WP eCommerce Plugin.
This integrates the Affiliates plugins with the WP e-Commerce shopping cart.
A currency conversion plugin for WP E-Commerce. It shows nice bubble-popups with live conversions for all prices into any currency.
Provides real-time customer monitoring, analytics and insight to help WP e-Commerce-based store owners increase both their traffic and their sales.