w3schools.com

1.

Google Tag Manager

97.13% • Google • Essential

2.

DoubleClick

37.89% • Google • Advertising

3.

Amazon Advertising

34.98% • Amazon • Advertising

4.

TradeDesk

27.04% • The Trade Desk • Advertising

5.

Criteo

26.07% • Criteo • Advertising

6.

ID5 Sync

23.94% • ID5 Technology Ltd. • Site Analytics

7.

Index Exchange

23.23% • Index Exchange, Inc. • Advertising

8.

AppNexus

23.12% • Microsoft • Advertising

9.

Rubicon

23.05% • The Rubicon Project, Limited • Advertising

10.

TripleLift

23.03% • TripleLift, Inc. • Advertising

11.

PubMatic

22.68% • PubMatic, Inc. • Advertising

12.

SMART AdServer

22.3% • Smart Adserver • Advertising

13.

ShareThrough

19.84% • Sharethrough, Inc • Advertising

14.

Google Analytics with signals

19.77% • Google • Advertising

15.

OpenX

17.01% • OpenX Software Ltd. • Advertising

16.

sovrn

13.72% • Sovrn Holdings Inc • Advertising

17.

Google

13.29% • Google • Advertising

18.

LiveRamp

8.6% • Acxiom • Advertising

19.

Facebook

7.88% • Meta • Advertising

20.

Dotomi

7.44% • Conversant • Advertising

21.

33Across

5.75% • 33Across • Advertising

22.

Google Static

3.96% • Google • CDN

23.

Google Fonts

3.65% • Google • CDN

24.

Google APIs

3.11% • Google • CDN

25.

Conversant

2.96% • Conversant • Advertising

26.

Cloudflare

2.36% • Cloudflare • CDN

27.

Google Syndication

2.3% • Google • Advertising

28.

jsDelivr

1.48% • • CDN

29.

Adform

1.43% • Adform • Advertising

30.

Bidswitch

1.4% • Criteo • Advertising

31.

YouTube

1.35% • Google • Audio/Video Player

32.

Google Analytics

1.26% • Google • Site Analytics

33.

StreamRail

1.2% • ironSource • Advertising

34.

Lotame

1.1% • Lotame • Advertising

35.

Adobe Audience Manager

1.08% • Adobe • Advertising

36.

Improve Digital

1.07% • Improve Digital • Advertising

37.

RTB House

1.06% • RTB House • Advertising

38.

Smaato

1.04% • Verve Group • Advertising