Some of it's new features:
-Product options. Now you can create options such as small, large, red or blue and assign them to your products.
-Image manager. Set product and category images with a easy to use image manager.
-Stored orders. View your clients orders and client info.
-Order Status. Create your own order status, such as "pending", "sent". You can set which one is default. Then update the status of each order. On update an email is sent to the client and store admin alerting them of the change.
-Blocks. Kshop now uses a xoops block for shopping cart and categories.
-Plugins. Now you can set payment, shipping and order total plugins. Easily create your own and share them at http://www.kaotik.biz.
There are more features. I've just highlighted some of them here.

Download it at http://www.kaotik.biz