Websites Powered by Uvicorn
3,411 websites tracked using Uvicorn (Web servers) · www.uvicorn.org
Uvicorn is a web server that delivers the site's pages. Its official site is uvicorn.org. PoweredBy tracks the websites that use Uvicorn 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
500
1K
1.5K
2K
Feb 2022
Apr 2023
Jun 2024
Aug 2025
Oct 2026
Domains observed using Uvicorn in each month's HTTP Archive crawl,
Feb 2022 to Oct 2026 · peak 1,503 in Oct 2026. 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 1,392 Uvicorn sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
482
India
337
Germany
284
United Kingdom
228
Brazil
223
France
217
Iran
205
Russia
202
Sites using Uvicorn by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Software and apps | 0.11% | 171 |
| Games | 0.06% | 4 |
| Government | 0.03% | 3 |
| News and media | 0.02% | 12 |
| Finance and insurance | 0.02% | 5 |
| Education | 0.02% | 13 |
| Industrial and manufacturing | 0.02% | 1 |
| Non-profit and religious | 0.02% | 2 |
| Blogs and publishing | 0.01% | 4 |
| Home and construction | 0.01% | 8 |
| Automotive | 0.01% | 10 |
| Sports and fitness | <0.01% | 2 |
Share of each industry's websites with a detected stack that use Uvicorn; industries come from what sites declare in their own structured data.
Top sites by authority
9+
<1% · 3 of 372 sites
8+
<1% · 32 of 7,677 sites
7+
<1% · 76 of 45,712 sites
6+
<1% · 101 of 110,136 sites
5+
<1% · 134 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Uvicorn in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Uvicorn
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | ca.gov | 9.23/10 | 1,455,600 | 26,086 | Oct 2026 |
| 2 | cornell.edu | 9.10/10 | 140,600 | 19,190 | Sep 2026 |
| 3 | umich.edu | 9.01/10 | 36,500 | 1,974 | Mar 2022 |
| 4 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Nov 2023 |
| 5 | ethz.ch | 8.95/10 | 12,900 | 11,869 | Dec 2024 |
| 6 | cisco.com | 8.92/10 | 1,161,900 | 251,239 | Feb 2026 |
| 7 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Oct 2022 |
| 8 | imf.org | 8.89/10 | 699,800 | 174,946 | May 2026 |
| 9 | azurewebsites.net | 8.87/10 | - | - | Jun 2023 |
| 10 | it.com | 8.81/10 | - | - | Nov 2025 |
| 11 | bilibili.com | 8.76/10 | 17,700 | 74,345 | Oct 2026 |
| 12 | hku.hk | 8.70/10 | 6,000 | 1,100 | Aug 2026 |
| 13 | vermont.gov | 8.63/10 | 116,100 | 3,757 | Nov 2024 |
| 14 | itmedia.co.jp | 8.62/10 | 740 | 1,881 | Aug 2026 |
| 15 | iu.edu | 8.61/10 | 79,300 | 4,571 | Sep 2026 |
| 16 | utwente.nl | 8.56/10 | 11,800 | 6,416 | Feb 2024 |
| 17 | similarweb.com | 8.55/10 | 167,400 | 44,955 | Oct 2026 |
| 18 | fujitv.co.jp | 8.55/10 | 200 | 245 | Aug 2026 |
| 19 | jp.net | 8.52/10 | 66 | 7 | May 2026 |
| 20 | lsu.edu | 8.42/10 | 344,300 | 58,083 | Oct 2025 |
| 21 | courtlistener.com | 8.34/10 | 60,600 | 44,238 | Jun 2023 |
| 22 | dmm.com | 8.28/10 | 130 | 101 | Feb 2022 |
| 23 | unistra.fr | 8.26/10 | 1,500 | 1,386 | Aug 2026 |
| 24 | data.gov.uk | 8.24/10 | 3,400 | 4,254 | Nov 2022 |
| 25 | replit.app | 8.16/10 | - | - | Jun 2026 |
| 26 | univ-lorraine.fr | 8.16/10 | 510 | 500 | May 2026 |
| 27 | rapid7.com | 8.13/10 | 30,400 | 12,015 | Apr 2022 |
| 28 | jyu.fi | 8.12/10 | 4,000 | 784 | Aug 2026 |
| 29 | pr.gov | 8.11/10 | 6,100 | 2,445 | Dec 2022 |
| 30 | openwrt.org | 8.08/10 | 22,900 | 10,304 | Aug 2024 |
| 31 | rajasthan.gov.in | 8.01/10 | 3,100 | 236 | Oct 2026 |
| 32 | nfb.ca | 8.00/10 | 23,800 | 5,943 | Feb 2023 |
| 33 | hhu.de | 7.98/10 | 1,500 | 307 | Aug 2026 |
| 34 | appdomain.cloud | 7.96/10 | - | - | Mar 2025 |
| 35 | gorgias.com | 7.94/10 | 16,000 | 4,808 | Nov 2023 |
| 36 | maharashtra.gov.in | 7.92/10 | 15 | 54 | Oct 2026 |
| 37 | agh.edu.pl | 7.92/10 | 170 | 121 | Jun 2026 |
| 38 | zcu.cz | 7.92/10 | 280 | 42 | Oct 2026 |
| 39 | unisa.it | 7.86/10 | 72 | 170 | Oct 2026 |
| 40 | duckdns.org | 7.86/10 | 150 | 511 | Jul 2024 |
| 41 | globalforestwatch.org | 7.85/10 | 43,600 | 14,121 | Aug 2026 |
| 42 | huma-num.fr | 7.80/10 | 2 | 5 | Jun 2023 |
| 43 | toolforge.org | 7.78/10 | - | - | Sep 2026 |
| 44 | msys2.org | 7.75/10 | 1,500 | 2,504 | Feb 2022 |
| 45 | sissa.it | 7.72/10 | 350 | 162 | Feb 2026 |
| 46 | appfolio.com | 7.70/10 | 56,700 | 26,171 | Oct 2026 |
| 47 | jobcase.com | 7.67/10 | 29,600 | 28,158 | Oct 2025 |
| 48 | ijs.si | 7.63/10 | 210 | 65 | Oct 2026 |
| 49 | alwaysdata.net | 7.59/10 | - | - | Oct 2025 |
| 50 | zbmath.org | 7.54/10 | 1,600 | 1,830 | Jul 2026 |
| 51 | kik.com | 7.47/10 | 7,900 | 641 | Mar 2024 |
| 52 | aicte-india.org | 7.46/10 | 230 | 78 | Feb 2026 |
| 53 | nerc.ac.uk | 7.45/10 | - | - | Oct 2022 |
| 54 | olx.ua | 7.45/10 | 990 | 3,862 | Jul 2026 |
| 55 | enap.gov.br | 7.43/10 | 56 | 194 | Aug 2025 |
| 56 | onf.ca | 7.41/10 | 240 | 522 | Jan 2023 |
| 57 | har.com | 7.37/10 | 475,600 | 227,705 | Oct 2026 |
| 58 | holycross.edu | 7.37/10 | 37,200 | 11,329 | Mar 2026 |
| 59 | hf.space | 7.34/10 | - | - | Jan 2023 |
| 60 | iris.edu | 7.33/10 | 29,200 | 7,251 | May 2026 |
| 61 | tipranks.com | 7.32/10 | 749,400 | 275,218 | Jul 2026 |
| 62 | wisprflow.ai | 7.25/10 | 9,500 | 6,661 | Jan 2026 |
| 63 | gupshup.io | 7.21/10 | 1,200 | 8 | Aug 2026 |
| 64 | mof.gov.cy | 7.10/10 | 4,200 | 2,710 | Jul 2026 |
| 65 | setn.com | 7.09/10 | 390 | 137 | Jun 2026 |
| 66 | go.ro | 7.09/10 | - | - | Oct 2026 |
| 67 | vayla.fi | 7.08/10 | 190 | 187 | Jan 2025 |
| 68 | ngrok.io | 7.06/10 | - | - | Aug 2024 |
| 69 | turkuamk.fi | 7.05/10 | 430 | 232 | Aug 2026 |
| 70 | sendcloud.com | 7.04/10 | 2,900 | 2,415 | Jun 2026 |
| 71 | polarsteps.com | 7.02/10 | 26,600 | 17,392 | Jun 2025 |
| 72 | davidsbridal.com | 7.02/10 | 435,700 | 86,214 | Aug 2026 |
| 73 | ligo.org | 7.02/10 | - | 1 | Oct 2026 |
| 74 | ugto.mx | 7.02/10 | 2,200 | 2,017 | May 2026 |
| 75 | gruppohera.it | 7.02/10 | 180 | 324 | Dec 2024 |
| 76 | hcss.nl | 7.02/10 | 620 | 679 | Oct 2026 |
| 77 | hands.net | 6.96/10 | 20 | 65 | Sep 2026 |
| 78 | museum.go.kr | 6.88/10 | 3,200 | 535 | Jun 2026 |
| 79 | ticketscloud.org | 6.85/10 | - | 2 | Apr 2026 |
| 80 | hua.gr | 6.77/10 | 7 | 6 | Oct 2023 |
| 81 | laligue.org | 6.75/10 | 3 | 6 | Sep 2025 |
| 82 | ucjc.edu | 6.74/10 | 420 | 587 | May 2026 |
| 83 | veltra.com | 6.73/10 | 1,800 | 1,465 | Aug 2026 |
| 84 | ardupilot.org | 6.72/10 | 8,600 | 4,676 | Mar 2026 |
| 85 | minhabiblioteca.com.br | 6.72/10 | 260 | 113 | Oct 2026 |
| 86 | aiou.edu.pk | 6.70/10 | 970 | 1,361 | Jul 2026 |
| 87 | blick-aktuell.de | 6.67/10 | 170 | 531 | Aug 2026 |
| 88 | hexaware.com | 6.59/10 | 4,900 | 2,281 | Dec 2025 |
| 89 | ifce.edu.br | 6.59/10 | 2 | 23 | May 2026 |
| 90 | marian.edu | 6.58/10 | 45,900 | 12,813 | Oct 2026 |
| 91 | dedyn.io | 6.55/10 | - | - | Oct 2026 |
| 92 | sslip.io | 6.54/10 | 12 | 31 | Aug 2026 |
| 93 | ebrains.eu | 6.54/10 | 2,200 | 461 | Jul 2026 |
| 94 | admtl.com | 6.50/10 | 86,500 | 8,864 | Oct 2024 |
| 95 | color.com | 6.46/10 | 20,100 | 1,617 | Feb 2023 |
| 96 | azurecontainerapps.io | 6.40/10 | - | - | Jun 2025 |
| 97 | evaboot.com | 6.40/10 | 6,700 | 2,549 | Sep 2026 |
| 98 | reasonstudios.com | 6.36/10 | 10,200 | 5,041 | Dec 2022 |
| 99 | sorimachi.co.jp | 6.20/10 | - | - | Jun 2025 |
| 100 | saude.rj.gov.br | 6.17/10 | 34 | 166 | Jun 2026 |
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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