A9 manages product search and advertising technologies that are scalable, highly available, and cross-platform for Amazon and other clients.
Ads.txt stands for Authorized Digital Sellers and is a simple, flexible and secure method that publishers and distributors can use to publicly declare the companies they authorize to sell their digital inventory.
Volusion is an Austin, Texas-based e-commerce software development company. Founded in 1999, the company is one of the oldest online shopping cart providers.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.