Is Bootstrap or MDBootstrap more popular?

Bootstrap is used by more websites in our catalog: 126,851 use Bootstrap and 756 use MDBootstrap.

Does Bootstrap or MDBootstrap have higher-authority sites?

MDBootstrap sites have the higher median Ahrefs Domain Rating (Bootstrap: 29, MDBootstrap: 41).

Is Bootstrap or MDBootstrap growing faster?

Between 2026-06 and 2026-07, Bootstrap went from 16% to 14% of all tracked sites, while MDBootstrap went from 0.11% to 0.09%. MDBootstrap is gaining ground faster in our index.

How many sites use both Bootstrap and MDBootstrap?

424 websites in our catalog use both Bootstrap and MDBootstrap.

Where does this Bootstrap vs MDBootstrap data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

Bootstrap vs MDBootstrap — Site Stats Database

Bootstrap vs MDBootstrap

A side-by-side comparison of two ui & css frameworks, based on the 204,967 UI Framework sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	Bootstrap	MDBootstrap
Websites	126,851	756
Market share	62%	0.37%
Share of top 10K sites	9.8%	0.10%

Rank	#1	#15

Median DR	29	41

Average DR	32	41

Median keywords	919	941

Median referring domains	396	477

Median domain age	15 yrs	17 yrs

Average domain age	16 yrs	17 yrs

Average monthly traffic	73,491	74,184

Combined monthly traffic	9,322,399,969	56,083,325

merriam-webster.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords4,579,269
Referring Domains240,838
Domain Age27 yrs
Traffic (Jun 2026)1,467,281,883
Traffic Trend
TechnologyBootstrap
rapidtables.com
LanguageEnglish
DR (Ahrefs)79
Total Keywords410,849
Referring Domains12,076
Domain Age19 yrs
Traffic (Jun 2026)177,772,574
Traffic Trend
Technology
bbc.com
LanguageEnglish
DR (Ahrefs)93
Total Keywords3,887,532
Referring Domains716,813
Domain Age36 yrs
Traffic (Jun 2026)145,867,646
Traffic Trend
TechnologyBootstrap
bestbuy.com
LanguageEnglish
DR (Ahrefs)89
Total Keywords3,771,049
Referring Domains112,318
Domain Age32 yrs
Traffic (Jun 2026)127,973,459
Traffic Trend
TechnologyBootstrap
nps.gov
LanguageEnglish
DR (Ahrefs)92
Total Keywords1,563,784
Referring Domains315,622
Domain Age28 yrs
Traffic (Jun 2026)121,452,048
Traffic Trend
TechnologyBootstrap
cdc.gov
LanguageEnglish
DR (Ahrefs)93
Total Keywords1,815,374
Referring Domains779,287
Domain Age28 yrs
Traffic (Jun 2026)118,289,737
Traffic Trend
TechnologyBootstrap
usps.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords571,869
Referring Domains122,171
Domain Age28 yrs
Traffic (Jun 2026)105,769,868
Traffic Trend
TechnologyBootstrap
go.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords913,868
Referring Domains604,602
Domain Age28 yrs
Traffic (Jun 2026)72,794,971
Traffic Trend
TechnologyBootstrap
byjus.com
LanguageEnglish
DR (Ahrefs)80
Total Keywords1,666,559
Referring Domains55,721
Domain Age13 yrs
Traffic (Jun 2026)65,601,851
Traffic Trend
TechnologyBootstrap
footballdb.com
LanguageEnglish
DR (Ahrefs)55
Total Keywords264,264
Referring Domains3,634
Domain Age23 yrs
Traffic (Jun 2026)54,434,822
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
merriam-webster.com	English	91	4,579,269	240,838	27 yrs	1,467,281,883		Bootstrap

seekingalpha.com
LanguageEnglish
DR (Ahrefs)86
Total Keywords543,125
Referring Domains139,192
Domain Age21 yrs
Traffic (Jun 2026)7,117,578
Traffic Trend
TechnologyMDBootstrap
broward.org
LanguageEnglish
DR (Ahrefs)79
Total Keywords77,538
Referring Domains15,337
Domain Age28 yrs
Traffic (Jun 2026)6,372,611
Traffic Trend
TechnologyMDBootstrap
koa.com
LanguageEnglish
DR (Ahrefs)79
Total Keywords220,342
Referring Domains27,969
Domain Age27 yrs
Traffic (Jun 2026)5,933,404
Traffic Trend
TechnologyMDBootstrap
investors.com
LanguageEnglish
DR (Ahrefs)85
Total Keywords196,654
Referring Domains59,965
Domain Age31 yrs
Traffic (Jun 2026)2,116,433
Traffic Trend
Technology
montgomeryschoolsmd.org
LanguageEnglish
DR (Ahrefs)74
Total Keywords42,362
Referring Domains10,993
Domain Age22 yrs
Traffic (Jun 2026)1,710,126
Traffic Trend
Technology
auburn.edu
LanguageEnglish
DR (Ahrefs)83
Total Keywords92,614
Referring Domains42,376
Domain Age38 yrs
Traffic (Jun 2026)1,618,076
Traffic Trend
TechnologyMDBootstrap
santanderbank.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords26,290
Referring Domains5,857
Domain Age24 yrs
Traffic (Jun 2026)1,582,436
Traffic Trend
Technology
americanimmigrationcouncil.org
LanguageEnglish
DR (Ahrefs)80
Total Keywords47,750
Referring Domains19,965
Domain Age17 yrs
Traffic (Jun 2026)1,501,964
Traffic Trend
Technology
loc8nearme.com
LanguageEnglish
DR (Ahrefs)78
Total Keywords974,917
Referring Domains8,443
Domain Age9 yrs
Traffic (Jun 2026)1,419,317
Traffic Trend
Technology
malls.com
LanguageEnglish
DR (Ahrefs)41
Total Keywords70,098
Referring Domains1,981
Domain Age31 yrs
Traffic (Jun 2026)1,074,259
Traffic Trend
TechnologyMDBootstrap