harvard.edu

1.

Google Tag

54.31% • Google • Advertising

2.

Google Static

43.24% • Google • Hosting

3.

Google Fonts

30.6% • Google • Hosting

4.

jsDelivr

22.22% • • Hosting

5.

Google

19.3% • Google • Advertising

6.

jQuery

17.45% • JS Foundation • Hosting

7.

pendo

17.22% • • Site Analytics

8.

Amazon Web Services

16.82% • Amazon • Hosting

9.

Canvas

16.7% • • Customer Interaction

10.

Google APIs

15.43% • Google • Hosting

11.

Google Analytics

15.34% • Google • Site Analytics

12.

Google Marketing Platform

13.67% • Google • Advertising

13.

fontawesome.com

13.41% • • Hosting

14.

Amazon CloudFront

12.33% • Amazon • Hosting

15.

Cloudflare

11.54% • Cloudflare • Hosting

16.

Google Recaptcha

8.46% • Google • Utilities

17.

Siteimprove Analytics

8.05% • Siteimprove • Site Analytics

18.

Kaltura

7.74% • Kaltura • Audio/Video Player

19.

Hotjar

7.52% • Hotjar • Site Analytics

20.

Adobe Dynamic Tag Management

7.46% • Adobe • Utilities

21.

Launch Darkly

7.4% • LaunchDarkly • Utilities

22.

LinkedIn Analytics

7.4% • Microsoft • Site Analytics

23.

YouTube

7.27% • Google • Audio/Video Player

24.

Zendesk CDN

7.22% • Zendesk • Hosting

25.

Adobe Experience Cloud

7.14% • Adobe • Site Analytics

26.

Adobe Audience Manager

7.11% • Adobe • Advertising

27.

Microsoft Advertising

7.11% • Microsoft • Advertising

28.

Ziff Davis

6.99% • Ziff Davis LLC • Advertising

29.

mPulse

6.98% • Akamai Technologies • Site Analytics

30.

Zendesk

6.96% • Zendesk • Customer Interaction

31.

Qualtrics

6.88% • Qualtrics • Site Analytics

32.

Adobe Marketo Engage

6.87% • Adobe • Advertising

33.

New Relic

6.15% • New Relic • Site Analytics

34.

Eloqua

5.88% • Oracle • Advertising

35.

Appcues

5.19% • • Customer Interaction

36.

Sentry

3.81% • Sentry • Utilities

37.

unpkg

3.78% • unpkg • Hosting

38.

Jetpack

3.5% • Automattic • Site Analytics

39.

Adobe Typekit

3.4% • Adobe • Utilities

40.

HubSpot

2.87% • HubSpot • Site Analytics

41.

Contentful

2.65% • Contentful • Utilities

42.

HubSpot Forms

2.63% • HubSpot • Customer Interaction

43.

OneTrust

2.43% • OneTrust • Consent Management

44.

HubSpot CMP

2.26% • HubSpot • Consent Management

45.

Parse.ly

2.14% • Parse.ly • Site Analytics

46.

Heap

1.85% • Contentsquare • Site Analytics

47.

Google Photos

1.77% • Google • Hosting

48.

Facebook

1.46% • Meta • Advertising

49.

Google AdServices

1.44% • Google • Advertising

50.

Convert

1.42% • Convert • Site Analytics

51.

Plausible Analytics

1.42% • Plausible Insights • Utilities

52.

AddToAny

1.41% • AddToAny • Social Media

53.

CookieYes

1.38% • CookieYes • Consent Management

54.

Azure CDN

1.34% • Microsoft • Hosting

55.

Google Analytics with signals

1.34% • Google • Advertising

56.

Google User Content

1.32% • Google • Hosting

57.

Bootstrap CDN

1.3% • BootstrapCDN • Hosting

58.

HubSpot LiveChat

1.27% • HubSpot • Customer Interaction

59.

GitHub

1.14% • GitHub, Inc. • Customer Interaction

60.

Dropbox

1.07% • • Customer Interaction

61.

Webfonts by Hoefler&Co

1.07% • • Hosting

62.

BugHerd

1.05% • BugHerd • Customer Interaction