OpenX is the most dynamic independent supply-side platform and delivers a fair and transparent value exchange between publishers and advertisers to help power the open web.
With OpenX, we make it easy to reach your target audiences across the open web. Buy however you want, and we’ll give you a Deal ID to run on your DSP of choice.
Why Publishers Trust OpenX: A Partner Who Always Pays on Time By OpenX Brands & Agencies, Curation September 4, 2025 Shifting Into High Gear: How OpenX and S&P Global Mobility’s Polk Automotive Solutions Are Streamlining Automotive Media Buying By Craig Golaszewski Brands & Agencies, Curation, OpenX Innovations September 2, 2025