Healcomputer - E-commerce technology site + computer related articles + product reviews.
Alexa Skill Kit - Effortless Alexa Skill development with AWS Lambda
IdiotBuy - Great list of awesome stuff to buy online.
How To Build Alexa Skills - Step by step of how to build a Alexa Skill for brands
Awesome Stuff To Buy - Huge list of awesome stuff to buy online, if you're looking for cool things to buy this is for you, including gadgets and unique products from sites like Amazon.
Alexa Skill Builder by Chatamo - Build your own Alexa skills for free (no code required)!