9to5google.com

1.

Jetpack

91.53% • Automattic • Site Analytics

2.

Gravatar

90.25% • Automattic • Social Media

3.

WordPress Stats

87.29% • Automattic • Site Analytics

4.

Adobe Typekit

83.81% • Adobe • Utilities

5.

OneSignal

79.78% • OneSignal • Utilities

6.

Google Tag

79.56% • Google • Advertising

7.

videoplayerhub.com

79.42% • • Misc

8.

Parse.ly

75.69% • Parse.ly • Site Analytics

9.

Google APIs

54.95% • Google • Hosting

10.

YouTube

54.08% • Google • Audio/Video Player

11.

Spot.IM

54.06% • Spot.IM Ltd. • Social Media

12.

Google Marketing Platform

51.64% • Google • Advertising

13.

Google Play Services

51.5% • Google • Hosting

14.

Disqus

49.13% • Zeta Global • Customer Interaction

15.

Google Photos

45.02% • Google • Hosting

16.

Google

44.8% • Google • Advertising

17.

Google Static

44.66% • Google • Hosting

18.

AMP Project

6.83% • OpenJS Foundation • Utilities

19.

PageFair

5.36% • Blockthrough • Customer Interaction

20.

Google Fonts

4.76% • Google • Hosting

21.

ScoreCard Research Beacon

4.49% • comScore, Inc. • Site Analytics

22.

Google Analytics

4.47% • Google • Site Analytics

23.

ad-delivery.net

3.97% • • Misc

24.

Quantcast

3.94% • Quantcast International Limited • Advertising

25.

Amazon Advertising

3.73% • Amazon • Advertising

26.

Google Syndication

3.57% • Google • Advertising

27.

PubMatic

3.43% • PubMatic, Inc. • Advertising

28.

AppNexus

3.24% • Microsoft • Advertising

29.

sovrn

3.19% • Sovrn Holdings Inc • Advertising

30.

Rhythmone Beacon

3.04% • RhythmOne, LLC • Advertising

31.

Magnite

2.99% • Magnite • Advertising

32.

Dotomi

2.97% • Conversant • Advertising

33.

Google Analytics with signals

2.91% • Google • Advertising

34.

Google User Content

2.88% • Google • Hosting

35.

Yieldmo

2.83% • Yieldmo, Inc. • Advertising

36.

Google AdServices

2.81% • Google • Advertising

37.

OpenX

2.75% • OpenX Software Ltd. • Advertising

38.

Bidswitch

2.73% • Criteo • Advertising

39.

33Across

2.73% • 33Across • Advertising

40.

Google Translate

2.7% • Google • Customer Interaction

41.

VigLink

2.59% • VigLink • Advertising

42.

Index Exchange

2.56% • Index Exchange, Inc. • Advertising

43.

ShareThrough

2.53% • Sharethrough, Inc • Advertising

44.

Media.net

2.51% • Media.net • Advertising

45.

Rise

2.5% • Rise Code • Advertising

46.

Quantcount

2.45% • Quantcast International Limited • Site Analytics

47.

TripleLift

2.43% • TripleLift, Inc. • Advertising

48.

StickyAds

2.42% • Comcast • Advertising

49.

TradeDesk

2.37% • The Trade Desk • Advertising

50.

OneTag

2.29% • OneTag • Advertising

51.

Next Millennium Media

2.24% • Next Millennium Media • Advertising

52.

PulsePoint

2.21% • PulsePoint, Inc. • Advertising

53.

Amazon CloudFront

2.15% • Amazon • Hosting

54.

ID5 Sync

2.06% • ID5 Technology • Advertising

55.

InMobi

2.01% • InMobi • Advertising

56.

RTB House

2.01% • RTB House • Advertising

57.

Outbrain

1.9% • Outbrain • Advertising

58.

Aniview

1.88% • Aniview • Advertising

59.

Adform

1.85% • Adform • Advertising

60.

Tapad

1.8% • Telenor Group • Advertising

61.

X Corp.

1.74% • X Corp. • Social Media

62.

Lotame

1.72% • Lotame • Advertising

63.

SMART AdServer

1.72% • Smart Adserver • Advertising

64.

TrafMag

1.69% • TrafMag • Advertising

65.

Improve Digital

1.68% • Improve Digital • Advertising

66.

Rich Audience

1.63% • Rich Audience • Advertising

67.

Roq.ad

1.58% • Roq.ad GmbH • Advertising

68.

Unruly Media

1.55% • Tremor International • Advertising

69.

Epsilon

1.44% • Epsilon • Advertising

70.

Criteo

1.42% • Criteo • Advertising

71.

Ogury

1.41% • Ogury • Advertising

72.

LiveRamp

1.25% • LiveRamp • Advertising

73.

Intent IQ

1.01% • AlmondNet • Advertising