25 of them, including Shopify. Nine have proprietary licenses, and five of those are set up as SaaS. Unfortunately, the article doesn’t mention revenue or number of customers. But it does give many charts detailing all sorts of features of each service.
Interesting. Didn’t mention Square or Wix or Baozun.
Do any of those three give you the means to build an e-commerce website? I didn’t think Square did that, and I don’t know about the other two.