Is OpenCities - https://granicus.com/product/opencities or phpBB more popular?

phpBB is used by more websites in our catalog: 202 use OpenCities - https://granicus.com/product/opencities and 537 use phpBB.

Does OpenCities - https://granicus.com/product/opencities or phpBB have higher-authority sites?

OpenCities - https://granicus.com/product/opencities sites have the higher median Ahrefs Domain Rating (OpenCities - https://granicus.com/product/opencities: 58, phpBB: 31).

Is OpenCities - https://granicus.com/product/opencities or phpBB growing faster?

Between 2026-06 and 2026-07, OpenCities - https://granicus.com/product/opencities went from 0.03% to 0.02% of all tracked sites, while phpBB went from 0.08% to 0.06%. OpenCities - https://granicus.com/product/opencities is gaining ground faster in our index.

Can a site use both OpenCities - https://granicus.com/product/opencities and phpBB?

No. A site runs a single CMS / website platform, so OpenCities - https://granicus.com/product/opencities and phpBB are mutually exclusive.

OpenCities - https://granicus.com/product/opencities vs phpBB — Site Stats Database

OpenCities - https://granicus.com/product/opencities vs phpBB

Q: Where does this OpenCities - https://granicus.com/product/opencities vs phpBB 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.

A side-by-side comparison of two content management systems, based on the 515,058 CMS sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	OpenCities - https://granicus.com/product/opencities	phpBB
Websites	202	537
Market share	0.04%	0.10%
Share of top 10K sites	0.13%

Share of top 100K sites	0.12%	0.04%

Rank	#71	#39

Median DR	58	31

Average DR	56	34

Median keywords	3,431	798

Median referring domains	1,474	730

Median domain age	15 yrs	20 yrs

Average domain age	15 yrs	19 yrs

Average monthly traffic	270,091	32,156

Combined monthly traffic	54,558,347	17,267,771

sa.gov
LanguageEnglish
DR (Ahrefs)74
Total Keywords115,405
Referring Domains8,919
Domain Age4 yrs
Traffic (Jun 2026)4,359,754
Traffic Trend
TechnologyOpenCities - https://granicus.com/product/opencities
denvergov.org
LanguageEnglish
DR (Ahrefs)82
Total Keywords185,290
Referring Domains21,120
Domain Age27 yrs
Traffic (Jun 2026)4,130,729
Traffic Trend
Technology
orlando.gov
LanguageEnglish
DR (Ahrefs)78
Total Keywords116,965
Referring Domains10,955
Domain Age8 yrs
Traffic (Jun 2026)2,913,750
Traffic Trend
TechnologyOpenCities - https://granicus.com/product/opencities
miami.gov
LanguageEnglish
DR (Ahrefs)76
Total Keywords46,116
Referring Domains6,287
Domain Age3 yrs
Traffic (Jun 2026)2,077,351
Traffic Trend
TechnologyOpenCities - https://granicus.com/product/opencities
charlottenc.gov
LanguageEnglish
DR (Ahrefs)78
Total Keywords66,185
Referring Domains8,905
Domain Age21 yrs
Traffic (Jun 2026)2,056,136
Traffic Trend
Technology
fortworthtexas.gov
LanguageEnglish
DR (Ahrefs)77
Total Keywords84,861
Referring Domains9,729
Domain Age22 yrs
Traffic (Jun 2026)2,018,743
Traffic Trend
Technology
okc.gov
LanguageEnglish
DR (Ahrefs)75
Total Keywords57,083
Referring Domains6,552
Domain Age23 yrs
Traffic (Jun 2026)1,905,674
Traffic Trend
TechnologyOpenCities - https://granicus.com/product/opencities
franklincountyohio.gov
LanguageEnglish
DR (Ahrefs)73
Total Keywords36,865
Referring Domains4,708
Domain Age22 yrs
Traffic (Jun 2026)1,393,901
Traffic Trend
Technology
tucsonaz.gov
LanguageEnglish
DR (Ahrefs)76
Total Keywords50,248
Referring Domains9,046
Domain Age22 yrs
Traffic (Jun 2026)1,251,055
Traffic Trend
Technology
arlingtonva.us
LanguageEnglish
DR (Ahrefs)77
Total Keywords69,451
Referring Domains11,503
Domain Age24 yrs
Traffic (Jun 2026)1,176,486
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
sa.gov	English	74	115,405	8,919	4 yrs	4,359,754		OpenCities - https://granicus.com/product/opencities

realgm.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords244,764
Referring Domains15,452
Domain Age25 yrs
Traffic (Jun 2026)2,956,660
Traffic Trend
TechnologyphpBB
addons.mozilla.org
LanguageEnglish
DR (Ahrefs)96
Total Keywords49,959
Referring Domains163,442
Domain Age28 yrs
Traffic (Jun 2026)1,348,718
Traffic Trend
Technology
next-episode.net
LanguageEnglish
DR (Ahrefs)51
Total Keywords157,283
Referring Domains11,904
Domain Age20 yrs
Traffic (Jun 2026)1,327,966
Traffic Trend
Technology
home-barista.com
LanguageEnglish
DR (Ahrefs)61
Total Keywords49,018
Referring Domains4,616
Domain Age21 yrs
Traffic (Jun 2026)481,338
Traffic Trend
Technology
oregonhikers.org
LanguageEnglish
DR (Ahrefs)65
Total Keywords36,741
Referring Domains4,062
Domain Age14 yrs
Traffic (Jun 2026)431,980
Traffic Trend
Technology
soundonsound.com
LanguageEnglish
DR (Ahrefs)80
Total Keywords75,020
Referring Domains15,236
Domain Age24 yrs
Traffic (Jun 2026)415,793
Traffic Trend
Technology
14ers.com
LanguageEnglish
DR (Ahrefs)68
Total Keywords6,942
Referring Domains2,862
Domain Age27 yrs
Traffic (Jun 2026)324,362
Traffic Trend
TechnologyphpBB
themeparkreview.com
Language
DR (Ahrefs)47
Total Keywords26,890
Referring Domains7,073
Domain Age28 yrs
Traffic (Jun 2026)298,341
Traffic Trend
Technology
rpgcodex.net
LanguageEnglish
DR (Ahrefs)49
Total Keywords6,067
Referring Domains3,680
Domain Age18 yrs
Traffic (Jun 2026)238,770
Traffic Trend
TechnologyphpBB
goodeggs.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords64,987
Referring Domains2,879
Domain Age29 yrs
Traffic (Jun 2026)183,348
Traffic Trend
TechnologyphpBB