Shoprocket - Add eCommerce to your existing website in 5 minutes.
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
ReDigi - ReDigi is the future of digital music.
PiPer - A DIY Minecraft computer to build gadgets
Shopify - Shopify is a powerful ecommerce platform that includes everything you need to create an online store and sell online. Try it free for 14 days.
Pennywise - Cross-platform application to open any website or media in a floating window