Websites Powered by gunicorn
16,460 websites tracked using gunicorn (Web servers) · gunicorn.org
gunicorn is a web server that delivers the site's pages. Its official site is gunicorn.org. PoweredBy tracks the websites that use gunicorn across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the web servers ecosystem.
Usage trend
2K
4K
6K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using gunicorn in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 5,853 in Jun 2024. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 6,231 gunicorn sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
2,765
India
1,325
United Kingdom
1,310
France
1,068
Germany
1,056
Brazil
1,049
Canada
992
Spain
960
Sites using gunicorn by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 0.18% | 17 |
| Education | 0.11% | 67 |
| Software and apps | 0.08% | 125 |
| Arts and entertainment | 0.07% | 35 |
| Non-profit and religious | 0.06% | 6 |
| Sports and fitness | 0.05% | 10 |
| Games | 0.04% | 3 |
| Finance and insurance | 0.04% | 8 |
| News and media | 0.04% | 18 |
| Professional services | 0.03% | 15 |
| Industrial and manufacturing | 0.02% | 1 |
| Automotive | 0.02% | 15 |
Share of each industry's websites with a detected stack that use gunicorn; industries come from what sites declare in their own structured data.
Top sites by authority
9+
4% · 14 of 372 sites
8+
2% · 139 of 7,677 sites
7+
<1% · 315 of 45,712 sites
6+
<1% · 473 of 110,136 sites
5+
<1% · 618 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running gunicorn in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using gunicorn
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | europa.eu | 9.57/10 | 42,200 | 31,835 | Mar 2021 |
| 2 | harvard.edu | 9.24/10 | 472,700 | 11,444 | Apr 2019 |
| 3 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Sep 2020 |
| 4 | bbc.co.uk | 9.18/10 | 6,004,800 | 2,144,161 | Jun 2024 |
| 5 | mit.edu | 9.18/10 | 163,800 | 31,239 | Apr 2023 |
| 6 | admin.ch | 9.18/10 | 4,200 | 753 | Nov 2023 |
| 7 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Jun 2021 |
| 8 | berkeley.edu | 9.10/10 | 166,700 | 4,721 | Aug 2018 |
| 9 | hhs.gov | 9.10/10 | 1,457,200 | 246,424 | Aug 2018 |
| 10 | unesco.org | 9.06/10 | 294,400 | 71,304 | Jan 2024 |
| 11 | columbia.edu | 9.02/10 | 768,900 | 38,656 | Nov 2022 |
| 12 | unicef.org | 9.01/10 | 286,700 | 135,578 | Apr 2026 |
| 13 | umich.edu | 9.01/10 | 36,500 | 1,974 | Aug 2018 |
| 14 | uk.com | 9.00/10 | 2 | 12 | Oct 2019 |
| 15 | service.gov.uk | 8.99/10 | - | - | Jul 2019 |
| 16 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Jun 2020 |
| 17 | washington.edu | 8.96/10 | 663,900 | 86,604 | May 2019 |
| 18 | sba.gov | 8.95/10 | 1,485,000 | 246,243 | Jul 2024 |
| 19 | ethz.ch | 8.95/10 | 12,900 | 11,869 | Feb 2023 |
| 20 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | May 2024 |
| 21 | nvidia.com | 8.89/10 | 1,840,400 | 290,399 | Apr 2026 |
| 22 | azurewebsites.net | 8.87/10 | - | - | Jan 2019 |
| 23 | cam.ac.uk | 8.87/10 | 208,200 | 35,354 | Aug 2022 |
| 24 | us.com | 8.86/10 | 32 | 8 | Aug 2022 |
| 25 | eff.org | 8.86/10 | 71,300 | 27,013 | Dec 2020 |
| 26 | cancer.gov | 8.86/10 | 4,680,800 | 325,886 | Jun 2024 |
| 27 | pypi.org | 8.85/10 | 580,200 | 112,001 | Mar 2026 |
| 28 | ucsd.edu | 8.84/10 | 48,100 | 2,261 | Oct 2026 |
| 29 | ucdavis.edu | 8.83/10 | 381,100 | 81,485 | Sep 2023 |
| 30 | ubuntu.com | 8.82/10 | 321,700 | 67,096 | May 2016 |
| 31 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | Aug 2022 |
| 32 | zeit.de | 8.81/10 | 13,300 | 15,974 | Jun 2025 |
| 33 | hopkinsmedicine.org | 8.79/10 | 9,578,600 | 1,098,393 | Aug 2018 |
| 34 | gouv.qc.ca | 8.77/10 | - | - | Nov 2025 |
| 35 | mitre.org | 8.76/10 | 29,600 | 10,047 | Jul 2026 |
| 36 | army.mil | 8.75/10 | 1,036,400 | 233,760 | Sep 2025 |
| 37 | ons.gov.uk | 8.74/10 | 106,200 | 68,872 | Jun 2020 |
| 38 | epfl.ch | 8.74/10 | 12,900 | 6,546 | Nov 2022 |
| 39 | uwaterloo.ca | 8.71/10 | 224,700 | 71,840 | Dec 2022 |
| 40 | hku.hk | 8.70/10 | 6,000 | 1,100 | Sep 2023 |
| 41 | usps.com | 8.69/10 | 12,961,800 | 155,654 | Jun 2023 |
| 42 | unsw.edu.au | 8.69/10 | 77,400 | 61,319 | Aug 2018 |
| 43 | gatech.edu | 8.68/10 | 128,100 | 22,038 | Sep 2018 |
| 44 | tufts.edu | 8.68/10 | 98,500 | 9,358 | Dec 2024 |
| 45 | ed.ac.uk | 8.67/10 | 29,600 | 5,927 | Jul 2022 |
| 46 | nationalarchives.gov.uk | 8.66/10 | 278,600 | 59,761 | Mar 2021 |
| 47 | nba.com | 8.66/10 | 22,786,600 | 584,800 | Nov 2025 |
| 48 | uw.edu | 8.66/10 | - | 3 | Oct 2022 |
| 49 | usp.br | 8.65/10 | 1 | 19 | Aug 2018 |
| 50 | wsu.edu | 8.64/10 | 66,200 | 13,870 | Feb 2026 |
| 51 | launchpad.net | 8.63/10 | 16,500 | 11,988 | Aug 2018 |
| 52 | tudelft.nl | 8.63/10 | 23,300 | 7,683 | May 2025 |
| 53 | fedoraproject.org | 8.62/10 | 27,100 | 7,274 | Jun 2020 |
| 54 | nintendo.com | 8.62/10 | 7,348,900 | 497,989 | Apr 2020 |
| 55 | gnome.org | 8.62/10 | 64,500 | 1,044 | Sep 2025 |
| 56 | torproject.org | 8.62/10 | 287,000 | 10,451 | Sep 2024 |
| 57 | buffalo.edu | 8.62/10 | 706,900 | 85,125 | Dec 2020 |
| 58 | uva.nl | 8.62/10 | 24,400 | 9,670 | May 2026 |
| 59 | tum.de | 8.61/10 | 7,800 | 7,642 | Dec 2022 |
| 60 | sydney.edu.au | 8.61/10 | 132,000 | 67,034 | Mar 2026 |
| 61 | sketchfab.com | 8.60/10 | 504,300 | 169,342 | Jun 2019 |
| 62 | kit.edu | 8.60/10 | 3,500 | 1,669 | Jul 2022 |
| 63 | iastate.edu | 8.60/10 | 161,300 | 18,508 | Oct 2019 |
| 64 | csic.es | 8.59/10 | 1,200 | 2,107 | Apr 2020 |
| 65 | ucf.edu | 8.58/10 | 343,100 | 84,810 | Sep 2020 |
| 66 | uni-heidelberg.de | 8.58/10 | 8,000 | 4,696 | May 2026 |
| 67 | unam.mx | 8.58/10 | 1,900 | 1,196 | Oct 2026 |
| 68 | cnr.it | 8.57/10 | 810 | 1,174 | Dec 2023 |
| 69 | ualberta.ca | 8.57/10 | 69,300 | 47,780 | Jul 2022 |
| 70 | centos.org | 8.56/10 | 6,100 | 4,872 | May 2024 |
| 71 | uni-muenchen.de | 8.56/10 | - | - | Aug 2026 |
| 72 | cuni.cz | 8.56/10 | 4,400 | 1,637 | Apr 2026 |
| 73 | yougov.com | 8.54/10 | 13,200 | 4,037 | Jun 2018 |
| 74 | hu-berlin.de | 8.52/10 | 5,200 | 2,027 | Dec 2019 |
| 75 | unizar.es | 8.51/10 | 280 | 138 | Mar 2020 |
| 76 | muni.cz | 8.51/10 | 1,300 | 919 | Oct 2024 |
| 77 | crossref.org | 8.50/10 | 6,200 | 2,516 | Oct 2023 |
| 78 | au.dk | 8.50/10 | 500 | 473 | Jan 2026 |
| 79 | uni-tuebingen.de | 8.49/10 | 2,900 | 2,712 | Jun 2025 |
| 80 | tu-dresden.de | 8.49/10 | 2,300 | 3,199 | Jun 2026 |
| 81 | unibas.ch | 8.49/10 | 1,800 | 1,310 | Sep 2025 |
| 82 | space.com | 8.46/10 | 2,076,700 | 347,257 | Jun 2023 |
| 83 | uni-bonn.de | 8.46/10 | 4,100 | 2,235 | Apr 2026 |
| 84 | tate.org.uk | 8.44/10 | 721,100 | 81,293 | Jun 2023 |
| 85 | ugent.be | 8.42/10 | 3,800 | 3,554 | Oct 2020 |
| 86 | springernature.com | 8.41/10 | 27,300 | 12,532 | Oct 2026 |
| 87 | uni-frankfurt.de | 8.39/10 | 650 | 1,027 | Apr 2024 |
| 88 | polimi.it | 8.38/10 | 5,800 | 4,283 | Mar 2022 |
| 89 | tohoku.ac.jp | 8.38/10 | 2,300 | 1,759 | Jul 2026 |
| 90 | beta.gouv.fr | 8.36/10 | 40 | 49 | Oct 2025 |
| 91 | unt.edu | 8.36/10 | 188,300 | 23,407 | Nov 2025 |
| 92 | ufmg.br | 8.36/10 | 3,300 | 1,765 | May 2026 |
| 93 | uni-hannover.de | 8.35/10 | 1,300 | 518 | Aug 2022 |
| 94 | chicago.gov | 8.35/10 | 910,000 | 200,534 | Jul 2020 |
| 95 | ruhr-uni-bochum.de | 8.34/10 | 5,500 | 3,577 | Sep 2022 |
| 96 | tu-darmstadt.de | 8.34/10 | 3,000 | 2,060 | Feb 2024 |
| 97 | lanl.gov | 8.33/10 | 76,500 | 10,050 | Dec 2025 |
| 98 | wm.edu | 8.31/10 | 209,500 | 38,938 | Feb 2025 |
| 99 | univ-tours.fr | 8.29/10 | 140 | 358 | Feb 2026 |
| 100 | framaforms.org | 8.28/10 | 16 | 37 | Oct 2024 |
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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