Websites Powered by OpenCms
1,624 websites tracked using OpenCms (CMS) · www.opencms.org
OpenCms is a content management system for building and running websites. Its official site is opencms.org. PoweredBy tracks the websites that use OpenCms across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the cms ecosystem.
Usage trend
500
1K
1.5K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using OpenCms in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 1,165 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.5 s
INP 75 ms
CLS 0
TTFB 600 ms
Median site among 891 OpenCms sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Spain
390
Germany
310
Italy
201
United States
108
United Kingdom
83
France
72
India
70
Brazil
69
Sites using OpenCms by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 0.06% | 6 |
| Education | <0.01% | 3 |
| News and media | <0.01% | 2 |
| Arts and entertainment | <0.01% | 2 |
| Legal | <0.01% | 1 |
Share of each industry's websites with a detected stack that use OpenCms; industries come from what sites declare in their own structured data.
Top sites by authority
9+
0% · 0 of 372 sites
8+
<1% · 22 of 7,677 sites
7+
<1% · 56 of 45,712 sites
6+
<1% · 84 of 110,136 sites
5+
<1% · 107 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running OpenCms in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using OpenCms
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 101 | finanzamt-rente-im-ausland.de | 5.32/10 | 23 | 63 | May 2023 |
| 102 | museum-schwerin.de | 5.32/10 | 120 | 21 | Jun 2023 |
| 103 | erarta.com | 5.31/10 | 45 | 43 | Jan 2016 |
| 104 | provincia.mb.it | 5.27/10 | 39 | 35 | Jun 2019 |
| 105 | famp.es | 5.27/10 | 43 | 115 | Jan 2019 |
| 106 | lingua.gal | 5.21/10 | 71 | 36 | May 2026 |
| 107 | terezinstudies.cz | 5.08/10 | 1 | 3 | Jul 2022 |
| 108 | provincia.lecco.it | 4.82/10 | - | - | May 2024 |
| 109 | veletrhvedy.cz | 4.76/10 | - | - | May 2023 |
| 110 | eurosai.org | 4.74/10 | - | - | Aug 2022 |
| 111 | planet-ic.de | 4.69/10 | - | - | Aug 2022 |
| 112 | offerraadgivning.dk | 4.69/10 | - | - | Apr 2023 |
| 113 | abengoa.com | 4.69/10 | 130 | 27 | Feb 2024 |
| 114 | zamek-liblice.cz | 4.69/10 | - | - | Jan 2020 |
| 115 | tydenavcr.cz | 4.69/10 | - | - | Dec 2021 |
| 116 | deputacionlugo.org | 4.69/10 | - | - | Jun 2020 |
| 117 | comunefacile.eu | 4.69/10 | - | - | Aug 2022 |
| 118 | tydenmozku.cz | 4.69/10 | - | - | Apr 2020 |
| 119 | solidnet.org | 4.63/10 | - | - | Apr 2019 |
| 120 | mazarron.es | 4.60/10 | - | - | Jan 2019 |
| 121 | algeciras.es | 4.54/10 | 44 | 342 | Jan 2019 |
| 122 | kralovna.cz | 4.47/10 | - | - | Sep 2017 |
| 123 | bistumac.de | 4.35/10 | - | - | Feb 2020 |
| 124 | otevrenaveda.cz | 4.26/10 | - | - | May 2020 |
| 125 | kja-koeln.de | 4.19/10 | - | - | May 2020 |
| 126 | caritas-duesseldorf.de | 4.19/10 | - | - | Sep 2021 |
| 127 | ingenieurkammer-mv.de | 4.17/10 | - | - | Aug 2022 |
| 128 | alsia.it | 4.16/10 | 1 | 4 | Jan 2019 |
| 129 | caritas-wsg.de | 4.13/10 | - | - | Jul 2021 |
| 130 | lym.gov.tw | 4.13/10 | - | - | Jan 2019 |
| 131 | ersa.fvg.it | 4.08/10 | - | - | Jan 2019 |
| 132 | pirastro.com | 4.07/10 | - | - | Aug 2018 |
| 133 | lex.gal | 4.06/10 | - | - | Apr 2026 |
| 134 | efehr.org | 4.04/10 | - | - | Mar 2021 |
| 135 | skf-koeln.de | 4.03/10 | - | - | Jan 2021 |
| 136 | biodiversidadcanarias.es | 4.03/10 | 130 | 315 | Mar 2020 |
| 137 | kja-duesseldorf.de | 3.99/10 | - | - | Apr 2019 |
| 138 | lgmv.de | 3.98/10 | - | - | Feb 2024 |
| 139 | caritas-rhein-erft.de | 3.90/10 | - | - | Mar 2020 |
| 140 | iglesias.ca.it | 3.90/10 | - | - | Aug 2018 |
| 141 | larinconada.es | 3.88/10 | - | - | Oct 2020 |
| 142 | ecija.es | 3.88/10 | - | - | Jul 2019 |
| 143 | notartel.it | 3.86/10 | - | - | Mar 2020 |
| 144 | calitateaer.ro | 3.86/10 | - | - | Jan 2019 |
| 145 | mispeces.com | 3.79/10 | - | - | Jan 2019 |
| 146 | bausubstanz.de | 3.78/10 | - | - | Aug 2022 |
| 147 | uniacque.bg.it | 3.78/10 | - | - | Jan 2019 |
| 148 | caritas-rheinsieg.de | 3.73/10 | - | - | Apr 2020 |
| 149 | vila-lanna.cz | 3.72/10 | - | - | Oct 2021 |
| 150 | metacentrum.cz | 3.69/10 | - | - | May 2023 |
| 151 | lebrija.es | 3.69/10 | - | - | Jan 2019 |
| 152 | osuna.es | 3.69/10 | - | - | Jan 2019 |
| 153 | aytoastorga.es | 3.66/10 | 11 | 2 | Jan 2019 |
| 154 | maxhaus.de | 3.62/10 | - | - | Feb 2020 |
| 155 | buergerbeauftragter-mv.de | 3.56/10 | - | - | Sep 2021 |
| 156 | katholisches-duesseldorf.de | 3.56/10 | - | - | Jun 2021 |
| 157 | zamek-trest.cz | 3.55/10 | - | - | Jun 2022 |
| 158 | tdz.cz | 3.53/10 | - | - | Nov 2021 |
| 159 | anzio.roma.it | 3.52/10 | - | - | Sep 2026 |
| 160 | kja-lro.de | 3.51/10 | - | - | Apr 2020 |
| 161 | caritas-rheinberg.de | 3.48/10 | - | - | Jan 2022 |
| 162 | ki-aachen.de | 3.47/10 | - | - | Mar 2020 |
| 163 | iach.cz | 3.46/10 | - | - | Dec 2022 |
| 164 | cro.it | 3.42/10 | - | - | May 2020 |
| 165 | ironmind.com | 3.41/10 | - | - | Aug 2020 |
| 166 | kloster-mariawald.de | 3.41/10 | - | - | Jun 2020 |
| 167 | cadas.pl | 3.36/10 | - | - | Nov 2021 |
| 168 | paderno-dugnano.mi.it | 3.30/10 | - | - | Mar 2025 |
| 169 | kab-aachen.de | 3.28/10 | - | - | Dec 2020 |
| 170 | donpac.ru | 3.26/10 | - | - | Mar 2021 |
| 171 | archikart.de | 3.26/10 | - | 1 | Jun 2018 |
| 172 | sigmasoft.de | 3.26/10 | - | - | Apr 2020 |
| 173 | acquarena.com | 3.25/10 | 1 | 1 | Jan 2019 |
| 174 | alcudia.net | 3.23/10 | 5 | 4 | Jan 2019 |
| 175 | mairenadelaljarafe.es | 3.23/10 | - | - | Jan 2019 |
| 176 | cazalladelasierra.es | 3.22/10 | - | - | Feb 2019 |
| 177 | mairenadelalcor.org | 3.22/10 | - | - | Jan 2019 |
| 178 | vallebrembana.bg.it | 3.21/10 | - | - | Mar 2020 |
| 179 | regisonline.de | 3.21/10 | - | - | Aug 2022 |
| 180 | losbarrios.es | 3.20/10 | - | - | Jul 2020 |
| 181 | icribis.com | 3.19/10 | - | - | Jul 2017 |
| 182 | ayto-coriadelrio.es | 3.19/10 | 48 | 21 | Jul 2019 |
| 183 | crossinternacionaldeitalica.es | 3.19/10 | - | - | Feb 2019 |
| 184 | katholisches.koeln | 3.17/10 | - | - | Jul 2020 |
| 185 | santiponce.es | 3.17/10 | - | - | Jan 2019 |
| 186 | bmw-muenchen.de | 3.16/10 | - | - | Jan 2016 |
| 187 | servatius-siegburg.de | 3.15/10 | - | - | Feb 2020 |
| 188 | letenky.cz | 3.15/10 | - | - | Jan 2016 |
| 189 | pilas.es | 3.15/10 | - | - | Jan 2019 |
| 190 | stgereon.de | 3.14/10 | - | - | May 2020 |
| 191 | cadempino.ch | 3.13/10 | - | - | Aug 2022 |
| 192 | penizenauteku.cz | 3.12/10 | - | - | Apr 2019 |
| 193 | alphabet.es | 3.11/10 | - | - | Aug 2026 |
| 194 | kja-wuppertal.de | 3.10/10 | - | - | Sep 2020 |
| 195 | estepa.es | 3.10/10 | - | - | Jan 2019 |
| 196 | xn--baosarabesjaen-rnb.es | 3.09/10 | - | - | Feb 2019 |
| 197 | forum-mg-hs.de | 3.08/10 | - | - | Apr 2020 |
| 198 | fraga.org | 3.08/10 | - | - | Nov 2025 |
| 199 | meda.mb.it | 3.07/10 | - | - | Mar 2020 |
| 200 | bormujos.es | 3.06/10 | - | - | Jul 2019 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).