SSP

Magnite

Open-web SSP. Listed by 412k publishers in ads.txt.

domain · magnite.com · Prebid module: rubicon

SSP

OpenX

Cloud-based SSP. Strong in audience extension.

domain · openx.com · Prebid module: openx

Header bidder

Prebid Server

Open-source server-side header bidding wrapper.

domain · prebid.org · License: Apache 2.0

DSP

The Trade Desk

Independent demand-side platform. Public on NASDAQ.

domain · thetradedesk.com

Identity

UID2

Open-source identity framework. Hashed-email based.

domain · unifiedid.com · License: Apache 2.0

CMP

Sourcepoint

Consent management for IAB TCF and US state laws.

domain · sourcepoint.com