AdHitz - Lets you sell ad space on your site. You choose the details and then paste the code to your site.
AppLovin - AppLovin is a comprehensive mobile marketing platform that connects you with your ideal users around the world.
DoubleClick for Publishers - Grow revenue wherever your users are with an integrated ad management platform that surfaces insights for smarter business decisions.
BuySellAds Publisher Pro - Build, sell, and serve custom/native ad units
Kevel - Kevel's APIs make it easy for engineers and PMs to quickly launch a fully-customized, white-labeled, server-side ad server.
Yieldmo - Yieldmo is a mobile advertising platform that optimizes revenue for publishers, ROI for marketers, and the ad-viewing experience for users.