PubMatic - PubMatic is the marketing automation software that powers the advertising strategy for premium publishers.
LiveRail - LiveRail, a Facebook company, is a monetization platform for publishers, broadcasters, and mobile app developers.
Google Ad Manager - Grow revenue wherever your users are with an integrated ad management platform that surfaces insights for smarter business decisions.
Index Exchange - Index Exchange is a transparent and fully customizable exchange technology that enables sell side media firms to monetize ad inventories.
OpenX - Ad technology platform available as a hosted service or as an open source download.
Sharethrough - Sharethrough is a software platform that powers in-feed, native ads for premium publishers & brand marketers.