Websites Powered by Zone.js
438,808 websites tracked using Zone.js (JavaScript frameworks) · github.com
Zone.js is a JavaScript framework for building interactive web applications. Its official site is github.com. PoweredBy tracks the websites that use Zone.js across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the javascript frameworks ecosystem.
Usage trend
100K
200K
300K
400K
Aug 2018
Aug 2020
Nov 2022
Nov 2024
Oct 2026
Domains observed using Zone.js in each month's HTTP Archive crawl,
Aug 2018 to Oct 2026 · peak 360,156 in May 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.2 s
INP 100 ms
CLS 0
TTFB 600 ms
Median site among 163,723 Zone.js sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
55,973
India
28,921
Germany
22,016
United Kingdom
21,516
France
18,386
Brazil
18,357
Canada
17,523
Spain
16,468
Sites using Zone.js by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 3.65% | 343 |
| Finance and insurance | 2.93% | 608 |
| Arts and entertainment | 2.10% | 1,088 |
| Education | 1.63% | 1,026 |
| Automotive | 1.61% | 1,354 |
| Software and apps | 1.04% | 1,670 |
| Travel and hospitality | 0.92% | 792 |
| Real estate | 0.72% | 586 |
| News and media | 0.62% | 303 |
| Sports and fitness | 0.59% | 128 |
| Non-profit and religious | 0.58% | 60 |
| Restaurants and food | 0.52% | 808 |
Share of each industry's websites with a detected stack that use Zone.js; industries come from what sites declare in their own structured data.
Top sites by authority
9+
20% · 74 of 372 sites
8+
18% · 1,418 of 7,677 sites
7+
11% · 4,801 of 45,712 sites
6+
7% · 8,094 of 110,136 sites
5+
5% · 12,291 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Zone.js in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Zone.js
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 4601 | unicampania.it | 7.02/10 | 20 | 115 | Nov 2024 |
| 4602 | uninorte.edu.co | 7.02/10 | 1,500 | 3,264 | Sep 2026 |
| 4603 | hust.edu.vn | 7.02/10 | 310 | 155 | Apr 2025 |
| 4604 | tisseo.fr | 7.02/10 | 280 | 592 | Sep 2024 |
| 4605 | lgl-bw.de | 7.02/10 | 22 | 16 | Jul 2024 |
| 4606 | guanajuato.gob.mx | 7.02/10 | 440 | 509 | Oct 2019 |
| 4607 | 985fm.ca | 7.02/10 | 2,600 | 1,737 | Aug 2018 |
| 4608 | aliorbank.pl | 7.02/10 | 820 | 629 | May 2020 |
| 4609 | drmax.cz | 7.02/10 | 1,000 | 1,307 | Nov 2023 |
| 4610 | kraj-lbc.cz | 7.02/10 | 4 | 35 | Jun 2026 |
| 4611 | wolfsburg.de | 7.02/10 | 660 | 130 | Jul 2024 |
| 4612 | udc.edu | 7.02/10 | 37,000 | 13,523 | Oct 2022 |
| 4613 | energy.vic.gov.au | 7.02/10 | 1,900 | 3,250 | Aug 2021 |
| 4614 | mendoza.gov.ar | 7.02/10 | 2,300 | 4,067 | May 2019 |
| 4615 | mdp.edu.ar | 7.02/10 | 22 | 6 | Jan 2026 |
| 4616 | eroski.es | 7.02/10 | 450 | 1,344 | Aug 2022 |
| 4617 | nso.edu | 7.02/10 | 17,400 | 4,065 | Aug 2026 |
| 4618 | emporia.edu | 7.02/10 | 24,700 | 6,668 | Feb 2026 |
| 4619 | luxmed.pl | 7.02/10 | 830 | 858 | Mar 2022 |
| 4620 | tesouro.gov.br | 7.02/10 | - | - | Dec 2024 |
| 4621 | valdosta.edu | 7.02/10 | 64,500 | 17,016 | Mar 2026 |
| 4622 | merrimack.edu | 7.02/10 | 12,100 | 6,141 | Jul 2021 |
| 4623 | aesio.fr | 7.02/10 | 70 | 184 | Jan 2021 |
| 4624 | wzp.pl | 7.02/10 | 12 | 30 | Jun 2021 |
| 4625 | servizirl.it | 7.02/10 | - | - | Dec 2020 |
| 4626 | mswia.gov.pl | 7.02/10 | - | - | May 2024 |
| 4627 | deu.edu.tr | 7.02/10 | 160 | 75 | Jan 2024 |
| 4628 | unisabana.edu.co | 7.02/10 | 1,100 | 1,739 | Sep 2025 |
| 4629 | aua.gr | 7.02/10 | 51 | 69 | Dec 2025 |
| 4630 | koop.cz | 7.02/10 | 32 | 71 | Jan 2023 |
| 4631 | tarleton.edu | 7.02/10 | 75,100 | 20,685 | Apr 2026 |
| 4632 | cetesb.sp.gov.br | 7.02/10 | 160 | 360 | Jul 2021 |
| 4633 | triodos.nl | 7.02/10 | 5 | 38 | Jul 2021 |
| 4634 | upb.edu.co | 7.02/10 | 10,400 | 5,421 | Apr 2023 |
| 4635 | isa-sociology.org | 7.02/10 | 940 | 559 | Jun 2024 |
| 4636 | pncp.gov.br | 7.02/10 | 47 | 158 | Oct 2021 |
| 4637 | id.gov | 7.02/10 | - | - | Feb 2023 |
| 4638 | iowacourts.gov | 7.02/10 | 114,900 | 42,164 | Jan 2022 |
| 4639 | slsp.ch | 7.02/10 | 19 | 10 | Jun 2024 |
| 4640 | nu.edu.kz | 7.02/10 | 820 | 773 | Dec 2022 |
| 4641 | np-plitvicka-jezera.hr | 7.02/10 | 24,200 | 983 | Nov 2024 |
| 4642 | sanita.puglia.it | 7.02/10 | 580 | 614 | Dec 2020 |
| 4643 | ain.fr | 7.02/10 | 11 | 69 | Jun 2025 |
| 4644 | sfwmd.gov | 7.02/10 | 52,300 | 13,312 | Jul 2025 |
| 4645 | amiens.fr | 7.02/10 | 210 | 367 | Aug 2025 |
| 4646 | pir.sa.gov.au | 7.02/10 | 6,200 | 3,753 | Dec 2021 |
| 4647 | estacio.br | 7.02/10 | 740 | 696 | Sep 2020 |
| 4648 | pgi.gov.pl | 7.02/10 | 65 | 188 | Jun 2024 |
| 4649 | educarex.es | 7.02/10 | 460 | 358 | Sep 2020 |
| 4650 | antai.gouv.fr | 7.02/10 | 1,200 | 1,275 | Nov 2023 |
| 4651 | rws.nl | 7.02/10 | - | - | Sep 2023 |
| 4652 | stedwards.edu | 7.02/10 | 23,100 | 5,110 | Dec 2023 |
| 4653 | uis.edu.co | 7.02/10 | 380 | 321 | Jul 2019 |
| 4654 | ipb.pt | 7.02/10 | 46 | 62 | Dec 2020 |
| 4655 | angelo.edu | 7.02/10 | 64,700 | 18,296 | Jun 2024 |
| 4656 | mzd.gov.cz | 7.02/10 | 460 | 136 | Feb 2026 |
| 4657 | gruppohera.it | 7.02/10 | 180 | 324 | Aug 2023 |
| 4658 | bethel.edu | 7.02/10 | 49,100 | 12,044 | Jul 2024 |
| 4659 | mediamarkt.pl | 7.02/10 | 1,500 | 1,356 | Feb 2024 |
| 4660 | matmut.fr | 7.02/10 | 230 | 652 | Jan 2021 |
| 4661 | studysmarter.de | 7.02/10 | 1,000 | 2,908 | Feb 2019 |
| 4662 | upf.br | 7.02/10 | 120 | 149 | Dec 2025 |
| 4663 | kunstsammlung.de | 7.02/10 | 270 | 211 | Jun 2025 |
| 4664 | vnf.fr | 7.02/10 | 89 | 75 | Aug 2022 |
| 4665 | iima.ac.in | 7.02/10 | 3,500 | 2,722 | Feb 2020 |
| 4666 | usfq.edu.ec | 7.02/10 | 1,900 | 1,670 | May 2022 |
| 4667 | ifsp.edu.br | 7.02/10 | 24 | 130 | Apr 2020 |
| 4668 | baaqmd.gov | 7.02/10 | 22,300 | 8,351 | Nov 2018 |
| 4669 | bnpb.go.id | 7.02/10 | 470 | 63 | Dec 2023 |
| 4670 | amity.edu | 7.02/10 | 6,800 | 2,384 | Dec 2025 |
| 4671 | velib-metropole.fr | 7.02/10 | 1,100 | 603 | Jan 2019 |
| 4672 | fnde.gov.br | 7.02/10 | 78 | 157 | Oct 2025 |
| 4673 | uabc.mx | 7.02/10 | 1,600 | 424 | Jun 2023 |
| 4674 | baloise.ch | 7.02/10 | 54 | 156 | Sep 2022 |
| 4675 | tsu.ge | 7.02/10 | 59 | 56 | Oct 2023 |
| 4676 | univ-msila.dz | 7.02/10 | 25 | 33 | May 2024 |
| 4677 | cscs.ch | 7.02/10 | 180 | 83 | Jul 2025 |
| 4678 | unitus.it | 7.02/10 | 300 | 312 | Sep 2026 |
| 4679 | pollub.pl | 7.02/10 | 830 | 48 | Jun 2024 |
| 4680 | brandskyddsforeningen.se | 7.02/10 | 5 | 16 | Jan 2019 |
| 4681 | tilburg.nl | 7.02/10 | 83 | 167 | Jun 2025 |
| 4682 | quironsalud.es | 7.02/10 | - | 2 | May 2020 |
| 4683 | shi.co.jp | 7.02/10 | 1,000 | 371 | Sep 2025 |
| 4684 | spymuseum.org | 7.02/10 | 71,400 | 10,971 | Aug 2022 |
| 4685 | delft.nl | 7.02/10 | 120 | 166 | Aug 2024 |
| 4686 | normas.leg.br | 7.02/10 | 120 | 143 | Dec 2021 |
| 4687 | nw.ch | 7.02/10 | 27 | 69 | Aug 2022 |
| 4688 | haarlem.nl | 7.02/10 | 63 | 84 | Sep 2021 |
| 4689 | ana.gov.br | 7.02/10 | 210 | 38 | May 2020 |
| 4690 | sgae.es | 7.02/10 | 54 | 410 | Aug 2022 |
| 4691 | ucs.br | 7.02/10 | 130 | 329 | Feb 2026 |
| 4692 | unne.edu.ar | 7.02/10 | 29 | 225 | Jun 2026 |
| 4693 | usac.edu.gt | 7.02/10 | 1 | 1 | Mar 2022 |
| 4694 | u-can.co.jp | 7.02/10 | 2 | 4 | Feb 2026 |
| 4695 | chu-toulouse.fr | 7.02/10 | 150 | 358 | Aug 2022 |
| 4696 | saludcastillayleon.es | 7.02/10 | 1,900 | 5,024 | Aug 2026 |
| 4697 | ofpra.gouv.fr | 7.02/10 | 810 | 478 | Dec 2021 |
| 4698 | up.edu.pe | 7.02/10 | 310 | 512 | May 2024 |
| 4699 | conab.gov.br | 7.02/10 | - | - | Jul 2020 |
| 4700 | vaxjo.se | 7.02/10 | 360 | 79 | Oct 2022 |
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).