A8.net is an affiliate marketing network.
Affiliate B is an advertising system that allows site operators (HP, blogs, e-mail newsletters, etc.) to place advertiser advertisements on their own sites.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
MakeShop is a Japanese ecommerce platform.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.
Twitter is a 'microblogging' system that allows you to send and receive short posts called tweets.