Websites Powered by OpenLayers
16,426 websites tracked using OpenLayers (Maps) · openlayers.org
OpenLayers is a mapping service that embeds interactive maps. Its official site is openlayers.org. PoweredBy tracks the websites that use OpenLayers across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the maps ecosystem.
Usage trend
2.5K
5K
7.5K
10K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using OpenLayers in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 8,066 in Oct 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 800 ms
Median site among 7,426 OpenLayers sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Germany
2,137
United States
1,171
France
1,136
Spain
986
Brazil
871
United Kingdom
810
Italy
761
Netherlands
714
Sites using OpenLayers by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 0.35% | 33 |
| Real estate | 0.31% | 250 |
| News and media | 0.29% | 143 |
| Arts and entertainment | 0.08% | 42 |
| Education | 0.07% | 43 |
| Pets and animals | 0.06% | 2 |
| Travel and hospitality | 0.03% | 24 |
| Blogs and publishing | 0.02% | 6 |
| Industrial and manufacturing | 0.02% | 1 |
| Healthcare | 0.02% | 21 |
| Professional services | 0.01% | 8 |
| Finance and insurance | 0.01% | 3 |
Share of each industry's websites with a detected stack that use OpenLayers; industries come from what sites declare in their own structured data.
Top sites by authority
9+
2% · 7 of 372 sites
8+
1% · 111 of 7,677 sites
7+
<1% · 287 of 45,712 sites
6+
<1% · 454 of 110,136 sites
5+
<1% · 642 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running OpenLayers in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using OpenLayers
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | harvard.edu | 9.24/10 | 472,700 | 11,444 | Jun 2020 |
| 2 | bund.de | 9.23/10 | - | - | Feb 2020 |
| 3 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Aug 2018 |
| 4 | cnil.fr | 9.14/10 | 3,100 | 2,187 | Aug 2018 |
| 5 | noaa.gov | 9.07/10 | 1,233,000 | 125,205 | Aug 2018 |
| 6 | columbia.edu | 9.02/10 | 768,900 | 38,656 | Jun 2019 |
| 7 | psu.edu | 9.01/10 | 580,400 | 80,390 | Sep 2021 |
| 8 | archives.gov | 8.99/10 | 3,291,200 | 372,952 | Jun 2021 |
| 9 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | Apr 2020 |
| 10 | usgs.gov | 8.95/10 | 3,088,500 | 314,649 | Aug 2018 |
| 11 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Aug 2018 |
| 12 | mlit.go.jp | 8.92/10 | 11,100 | 6,476 | Dec 2021 |
| 13 | nyc.gov | 8.90/10 | 3,946,700 | 716,970 | Dec 2023 |
| 14 | duke.edu | 8.88/10 | 194,300 | 1,396 | Mar 2023 |
| 15 | azurewebsites.net | 8.87/10 | - | - | Mar 2020 |
| 16 | appspot.com | 8.87/10 | - | - | Nov 2022 |
| 17 | nrw.de | 8.83/10 | - | - | Jan 2021 |
| 18 | weather.gov | 8.83/10 | 10,623,300 | 690,665 | Aug 2018 |
| 19 | utoronto.ca | 8.81/10 | 42,800 | 10,094 | May 2025 |
| 20 | fraunhofer.de | 8.79/10 | 2,900 | 3,059 | Apr 2019 |
| 21 | msu.edu | 8.78/10 | 149,500 | 2,186 | Oct 2018 |
| 22 | eu.com | 8.77/10 | - | - | May 2025 |
| 23 | virginia.edu | 8.73/10 | 265,100 | 10,889 | Jun 2021 |
| 24 | faa.gov | 8.73/10 | 2,209,300 | 278,808 | Aug 2018 |
| 25 | ncsu.edu | 8.72/10 | 155,600 | 15,166 | Jan 2019 |
| 26 | idnes.cz | 8.70/10 | 9,700 | 10,609 | Aug 2018 |
| 27 | gov.bc.ca | 8.69/10 | 2,200 | 880 | Apr 2019 |
| 28 | ky.gov | 8.68/10 | - | 1 | Mar 2020 |
| 29 | gsa.gov | 8.67/10 | 761,600 | 306,676 | Jul 2023 |
| 30 | nla.gov.au | 8.66/10 | 3,900 | 12,632 | Sep 2023 |
| 31 | usp.br | 8.65/10 | 1 | 19 | Aug 2018 |
| 32 | paris.fr | 8.65/10 | 24,100 | 12,376 | Jul 2023 |
| 33 | gencat.cat | 8.63/10 | 86 | 174 | Oct 2021 |
| 34 | nv.gov | 8.61/10 | 109,900 | 5,228 | Dec 2020 |
| 35 | ucm.es | 8.60/10 | 15,000 | 16,497 | Apr 2020 |
| 36 | iastate.edu | 8.60/10 | 161,300 | 18,508 | Dec 2022 |
| 37 | developpement-durable.gouv.fr | 8.60/10 | - | - | Aug 2018 |
| 38 | baden-wuerttemberg.de | 8.59/10 | 760 | 462 | Sep 2025 |
| 39 | salesforce-sites.com | 8.58/10 | - | - | Apr 2023 |
| 40 | unam.mx | 8.58/10 | 1,900 | 1,196 | Aug 2018 |
| 41 | cnr.it | 8.57/10 | 810 | 1,174 | Nov 2022 |
| 42 | emory.edu | 8.56/10 | 202,500 | 15,781 | May 2021 |
| 43 | jreast.co.jp | 8.56/10 | 45,600 | 12,579 | Oct 2025 |
| 44 | uvic.ca | 8.54/10 | 44,200 | 19,833 | Feb 2019 |
| 45 | wmo.int | 8.53/10 | 104,500 | 28,334 | Aug 2018 |
| 46 | gov.ro | 8.51/10 | 640 | 166 | Aug 2018 |
| 47 | syr.edu | 8.50/10 | - | - | Dec 2021 |
| 48 | miami.edu | 8.50/10 | 5 | 14 | Nov 2023 |
| 49 | ku.dk | 8.50/10 | 5,000 | 2,453 | Jun 2021 |
| 50 | vlaanderen.be | 8.49/10 | 7,000 | 3,242 | Feb 2019 |
| 51 | uni-tuebingen.de | 8.49/10 | 2,900 | 2,712 | May 2020 |
| 52 | gov.wales | 8.48/10 | 37,700 | 16,015 | Jan 2019 |
| 53 | gva.es | 8.47/10 | 490 | 1,924 | Dec 2018 |
| 54 | gov.hu | 8.44/10 | - | - | Aug 2018 |
| 55 | act.gov.au | 8.43/10 | 17,200 | 9,573 | Apr 2019 |
| 56 | wyo.gov | 8.42/10 | 68,000 | 1,313 | Sep 2022 |
| 57 | unh.edu | 8.42/10 | 157,800 | 35,868 | Aug 2022 |
| 58 | beniculturali.it | 8.41/10 | - | - | Aug 2018 |
| 59 | upv.es | 8.38/10 | 2,500 | 2,576 | Dec 2020 |
| 60 | pp.ua | 8.37/10 | 22 | 5 | Jul 2019 |
| 61 | uni-lj.si | 8.37/10 | 3,200 | 359 | Mar 2022 |
| 62 | lodz.pl | 8.37/10 | 90 | 193 | Jul 2019 |
| 63 | umu.se | 8.37/10 | 3,300 | 3,203 | Sep 2022 |
| 64 | pref.aichi.jp | 8.36/10 | 440 | 254 | Mar 2022 |
| 65 | openstreetmap.de | 8.33/10 | 210 | 415 | May 2026 |
| 66 | unipi.it | 8.32/10 | 1,500 | 1,950 | Sep 2026 |
| 67 | zh.ch | 8.32/10 | 2,200 | 1,780 | Aug 2018 |
| 68 | thueringen.de | 8.30/10 | 82 | 184 | Nov 2025 |
| 69 | naturvardsverket.se | 8.30/10 | 550 | 756 | Aug 2018 |
| 70 | e-monsite.com | 8.28/10 | 190 | 125 | Feb 2020 |
| 71 | phila.gov | 8.27/10 | 637,400 | 172,156 | Oct 2019 |
| 72 | barcelona.cat | 8.26/10 | 18,300 | 7,599 | Aug 2018 |
| 73 | euskadi.eus | 8.25/10 | 42,700 | 10,687 | Oct 2019 |
| 74 | lansstyrelsen.se | 8.25/10 | 1,800 | 885 | Jun 2021 |
| 75 | pepperdine.edu | 8.24/10 | 67,600 | 10,931 | Apr 2020 |
| 76 | uni-jena.de | 8.24/10 | 2,000 | 1,033 | Jun 2022 |
| 77 | kyoto.lg.jp | 8.24/10 | - | - | Aug 2022 |
| 78 | weizmann.ac.il | 8.23/10 | 11,500 | 4,802 | Aug 2018 |
| 79 | vd.ch | 8.23/10 | 800 | 1,523 | Aug 2018 |
| 80 | alaska.edu | 8.22/10 | 50,600 | 7,766 | Aug 2018 |
| 81 | rub.de | 8.19/10 | - | - | Oct 2021 |
| 82 | aemet.es | 8.16/10 | 15,000 | 24,125 | Aug 2018 |
| 83 | culture.fr | 8.16/10 | 140 | 260 | Apr 2019 |
| 84 | state.ma.us | 8.15/10 | - | - | Jan 2019 |
| 85 | government.bg | 8.15/10 | - | 3 | Apr 2019 |
| 86 | ufpr.br | 8.14/10 | 150 | 239 | Jul 2021 |
| 87 | georisques.gouv.fr | 8.09/10 | 260 | 328 | Apr 2017 |
| 88 | uni-mannheim.de | 8.09/10 | 1,900 | 1,287 | Jan 2026 |
| 89 | cultura.gov.it | 8.09/10 | 670 | 1,458 | Mar 2023 |
| 90 | tuvsud.com | 8.07/10 | 14,700 | 7,086 | Apr 2025 |
| 91 | prefeitura.sp.gov.br | 8.07/10 | 3,800 | 5,554 | Jan 2019 |
| 92 | arcep.fr | 8.07/10 | 100 | 309 | Oct 2025 |
| 93 | nouvelle-aquitaine.fr | 8.07/10 | 140 | 164 | Sep 2021 |
| 94 | utas.edu.au | 8.07/10 | 21,300 | 12,064 | Oct 2026 |
| 95 | hyogo.lg.jp | 8.06/10 | - | - | Apr 2026 |
| 96 | sjtu.edu.cn | 8.05/10 | 22 | 9 | Sep 2023 |
| 97 | fukui.lg.jp | 8.05/10 | - | - | Feb 2020 |
| 98 | finn.no | 8.04/10 | 124,800 | 192,803 | Aug 2018 |
| 99 | rdw.nl | 8.04/10 | 540 | 1,168 | Jan 2019 |
| 100 | notaires.fr | 8.04/10 | 4,000 | 1,452 | Feb 2020 |
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).
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