35 alternatives to PubMatic in the AdTech landscape, grouped by category.
View PubMatic’s full profile 
AdelloAdello is a mobile marketing technology company that originated as an early mobile ad network in…
AdtelligentAdtelligent is a specialized advertising technology company that operates as a comprehensive…
AppNexusAppNexus was an American multinational technology company that operated a cloud-based software…D
Disney Real-Time Ad Exchange (DRAX)Disney Real-Time Ad Exchange (DRAX) is a proprietary programmatic advertising platform launched by…
EMX DigitalEMX Digital is a supply-side platform (SSP) and header bidding technology provider that helps…E
EpldtEpldt operates as a specialized sell-side platform (SSP) within the programmatic advertising…
EquativEquativ is a French advertising technology company that provides a vertically integrated platform —…
FreestarFreestar is a technology company specializing in advertising management and monetization solutions…
Improve DigitalImprove Digital is an advertising technology company that provides a range of online…
Index ExchangeIndex Exchange is an independent supply-side platform that helps media owners connect with leading…
IponwebIponweb was a Russian/Cyprus-headquartered AdTech infrastructure provider acquired by Criteo in…
KargoKargo is an advertising technology company that engineers technology to forge connections between…L
LiftDNASupply-side platform acquired by OpenX February 27 2012.L
LiveRailLiveRail was a video advertising technology platform focused on helping publishers maximize revenue…
MagniteMagnite is an American online advertising technology company based in Los Angeles, California,…
Microsoft MonetizeMicrosoft Monetize is a premium supply-side platform (SSP) and monetization solution for…
OpenPathOpenPath is a programmatic supply-chain product launched in 2022 by The Trade Desk that enables its…
OpenXOpenX Technologies, Inc. is an independent omnichannel supply-side platform (SSP) supporting…
Roku ExchangeRoku Exchange is Roku's SSP-style ad-tech gateway launched November 2025 — provides programmatic…
Rubicon ProjectRubicon Project, now operating as Magnite, was an American online advertising technology firm based…
SovrnSovrn is a publisher technology platform that has, since 2014, helped independent publishers earn…
SpringServeSpringServe is the umbrella brand for ALL Magnite streaming ad-tech since April 2025 (Magnite…T
TelariaTelaria, now operating as Magnite, was a fully programmatic, sell-side software platform…
YieldmoYieldmo is a leading ad tech platform that offers advanced AI-driven ad formats and delivers…
AdlookAdlook is a next-generation media technology company specializing in reaching audiences on the open…
AdslotAdslot is a programmatic advertising technology platform that serves as critical infrastructure…
AlkimiAlkimi is an agentic advertising marketplace where AI agents representing buyers and sellers can…
Alphabet Inc.Alphabet Inc. is an American internet technology conglomerate offering products, services, and…
AOLAOL is a web portal and former online service provider based in New York City, currently owned by…
BrightcomBrightcom Group is a publicly-traded digital media technology company founded in 1999 and…
DoubleClickDoubleClick, now folded into Google Marketing Platform as Google Ad Manager, was an American online…
OpenRTB ConsortiumOpenRTB Consortium is an industry group that assembled technology leaders from both the supply and…
SmartyAdsSmartyAds is a global digital advertising software developer that creates programmatic solutions…