You can use Contact Form 7 to create a simple membership system for WordPress. Create a user registration form and use this snippet to automatically create user accounts which can be approved in the admin area.
Ecommerce site build in WooCommerce with highly-configurable products using Gravity Forms.
The free Barclays’ ePDQ payment gateway for WooCommerce was never updated to use endpoints for WooCommerce versions 2.1 and greater. Find out how to modify the plugin to use the newer versions.
OpenCart 1.5.x product reviews are displayed using AJAX, which means they cannot be indexed by search engines. This vqmod pulls the comments in as indexable HTML to solve this problem.
A post documenting my experience bulk importing many products into Magento 1.7, including dealing with multiple product images, and removing duplicate images from previous imports.