Websites Powered by Backbone.js
460,419 websites tracked using Backbone.js (JavaScript frameworks) · backbonejs.org
Backbone.js is a JavaScript framework for building interactive web applications. Its official site is backbonejs.org. PoweredBy tracks the websites that use Backbone.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
50K
100K
150K
200K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using Backbone.js in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 164,467 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.2 s
INP 75 ms
CLS 0
TTFB 1000 ms
Median site among 169,906 Backbone.js sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
59,715
United Kingdom
22,970
India
21,472
Germany
18,661
Canada
18,322
France
16,342
Spain
15,467
Australia
15,175
Sites using Backbone.js by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Legal | 4.86% | 1,364 |
| Arts and entertainment | 3.95% | 2,040 |
| Education | 2.39% | 1,505 |
| Government | 1.75% | 164 |
| News and media | 1.72% | 844 |
| Non-profit and religious | 1.69% | 175 |
| Pets and animals | 1.13% | 36 |
| Travel and hospitality | 1.07% | 915 |
| Industrial and manufacturing | 1.06% | 54 |
| Home and construction | 0.93% | 567 |
| Professional services | 0.90% | 489 |
| Blogs and publishing | 0.88% | 253 |
Share of each industry's websites with a detected stack that use Backbone.js; industries come from what sites declare in their own structured data.
Top sites by authority
9+
17% · 64 of 372 sites
8+
12% · 906 of 7,677 sites
7+
6% · 2,967 of 45,712 sites
6+
5% · 5,020 of 110,136 sites
5+
3% · 7,962 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Backbone.js in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Backbone.js
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 4901 | radiovostok.ch | 6.06/10 | 21 | 28 | Jan 2019 |
| 4902 | ralphlauren.co.jp | 6.06/10 | 70 | 233 | Oct 2026 |
| 4903 | medica.com | 6.05/10 | 54,300 | 3,997 | Sep 2021 |
| 4904 | refeds.org | 6.05/10 | 7 | 15 | Aug 2022 |
| 4905 | clare.com | 6.05/10 | 14,100 | 7,929 | May 2025 |
| 4906 | ccsd.net | 6.05/10 | 219,300 | 40,309 | Apr 2026 |
| 4907 | evergy.com | 6.05/10 | 95,100 | 10,775 | Sep 2020 |
| 4908 | scarpa.com | 6.05/10 | 16,700 | 7,223 | Oct 2025 |
| 4909 | fungi.com | 6.05/10 | 29,300 | 2,331 | Oct 2021 |
| 4910 | usgif.org | 6.05/10 | 950 | 325 | Dec 2020 |
| 4911 | goszakup.gov.kz | 6.05/10 | 18 | 63 | Feb 2024 |
| 4912 | xtalks.com | 6.05/10 | 5,400 | 6,538 | Jul 2026 |
| 4913 | gantep.edu.tr | 6.05/10 | 56 | 2 | Aug 2022 |
| 4914 | applicaa.com | 6.05/10 | 21 | 17 | Feb 2024 |
| 4915 | dol.com.br | 6.05/10 | 240 | 1,289 | Nov 2022 |
| 4916 | planet-tracker.org | 6.05/10 | 89 | 219 | Dec 2023 |
| 4917 | ktxs.com | 6.05/10 | 34,100 | 34,535 | May 2024 |
| 4918 | unn.edu.ng | 6.05/10 | 1,700 | 1,408 | Jan 2024 |
| 4919 | thehighwire.com | 6.05/10 | 2,000 | 236 | Nov 2021 |
| 4920 | rtor.org | 6.05/10 | 3,200 | 2,976 | Jun 2020 |
| 4921 | caddac.ca | 6.05/10 | 95 | 478 | Nov 2021 |
| 4922 | univ-ovidius.ro | 6.05/10 | 800 | 32 | Apr 2026 |
| 4923 | webjet.com.au | 6.05/10 | 4,100 | 6,170 | May 2023 |
| 4924 | uai.it | 6.05/10 | 200 | 48 | Jul 2019 |
| 4925 | coe.es | 6.05/10 | 60 | 68 | Jul 2023 |
| 4926 | borlange.se | 6.05/10 | 25 | 80 | Jul 2024 |
| 4927 | dthu.edu.vn | 6.05/10 | 4 | 14 | Oct 2026 |
| 4928 | sok.se | 6.05/10 | 260 | 295 | Apr 2024 |
| 4929 | cnt.es | 6.05/10 | 64 | 31 | Sep 2020 |
| 4930 | toyota.com.tr | 6.04/10 | 300 | 335 | Aug 2022 |
| 4931 | ataccama.com | 6.04/10 | 400 | 476 | Aug 2018 |
| 4932 | la-strada.org.ua | 6.04/10 | - | - | Aug 2022 |
| 4933 | esamverka.se | 6.04/10 | - | 1 | Apr 2024 |
| 4934 | wthitv.com | 6.04/10 | 17,600 | 15,036 | Jun 2026 |
| 4935 | hsu.edu.hk | 6.04/10 | 83 | 159 | Jun 2019 |
| 4936 | canadiansolar.com | 6.04/10 | 2,000 | 1,720 | Apr 2019 |
| 4937 | gbdmagazine.com | 6.04/10 | 11,100 | 4,986 | Nov 2020 |
| 4938 | mer.eco | 6.04/10 | 100 | 16 | Aug 2022 |
| 4939 | komatsu.eu | 6.04/10 | 5,000 | 1,578 | Sep 2021 |
| 4940 | 8xmille.it | 6.04/10 | 1 | 4 | Apr 2025 |
| 4941 | gk.city | 6.04/10 | 590 | 1,328 | Nov 2019 |
| 4942 | bayside.vic.gov.au | 6.04/10 | 940 | 1,255 | Apr 2020 |
| 4943 | dina.se | 6.04/10 | 40 | 103 | Jun 2024 |
| 4944 | elsi.jp | 6.04/10 | 44 | 46 | Sep 2019 |
| 4945 | targma.jp | 6.04/10 | - | - | Sep 2026 |
| 4946 | themerrythought.com | 6.04/10 | 5,800 | 7,026 | Dec 2019 |
| 4947 | ostgotatrafiken.se | 6.04/10 | 74 | 93 | Jun 2026 |
| 4948 | strangnas.se | 6.04/10 | 73 | 55 | Jan 2019 |
| 4949 | azelis.com | 6.03/10 | 1,400 | 446 | Jul 2021 |
| 4950 | tandemdiabetes.com | 6.03/10 | 15,500 | 6,231 | Apr 2019 |
| 4951 | doxo.com | 6.03/10 | 414,900 | 111,630 | Aug 2018 |
| 4952 | equalityfederation.org | 6.03/10 | 120 | 190 | Jul 2020 |
| 4953 | ecsi.net | 6.03/10 | 11,000 | 1,219 | Jun 2021 |
| 4954 | ochin.org | 6.03/10 | 6,200 | 463 | Jan 2019 |
| 4955 | naepc.org | 6.03/10 | 2,500 | 367 | Apr 2019 |
| 4956 | ooelfv.at | 6.03/10 | 16 | 11 | Aug 2024 |
| 4957 | poder-judicial.go.cr | 6.03/10 | - | - | Jan 2019 |
| 4958 | timex.com | 6.03/10 | 185,700 | 26,504 | Aug 2023 |
| 4959 | pawsey.org.au | 6.03/10 | 120 | 81 | Oct 2020 |
| 4960 | dpg-tagungen.de | 6.03/10 | - | - | Nov 2021 |
| 4961 | harrywinston.com | 6.03/10 | 35,400 | 22,217 | Jul 2021 |
| 4962 | newarkadvocate.com | 6.03/10 | 19,000 | 13,281 | Apr 2018 |
| 4963 | sydan.fi | 6.03/10 | - | 24 | Oct 2021 |
| 4964 | univ-jfc.fr | 6.03/10 | 68 | 68 | Apr 2025 |
| 4965 | eqca.org | 6.03/10 | 710 | 871 | Aug 2020 |
| 4966 | ttct.edu.tw | 6.03/10 | - | - | Oct 2025 |
| 4967 | mybirdbuddy.com | 6.02/10 | 8,500 | 1,999 | Aug 2026 |
| 4968 | schoox.com | 6.02/10 | 9,300 | 823 | Aug 2026 |
| 4969 | jukeboxprint.com | 6.02/10 | 39,300 | 13,340 | Jun 2018 |
| 4970 | playtika.com | 6.02/10 | 2,700 | 2,206 | Jul 2021 |
| 4971 | zaclys.com | 6.02/10 | - | - | Aug 2022 |
| 4972 | spdns.de | 6.02/10 | - | - | Aug 2022 |
| 4973 | abaae.pt | 6.02/10 | 1 | 3 | Jan 2024 |
| 4974 | amateurphotographer.com | 6.02/10 | 56,000 | 48,060 | Aug 2023 |
| 4975 | dswd.gov.ph | 6.02/10 | 1,800 | 118 | Apr 2023 |
| 4976 | independentmail.com | 6.02/10 | 9,300 | 7,169 | Apr 2018 |
| 4977 | fultonschools.org | 6.02/10 | 32,200 | 19,313 | Jul 2024 |
| 4978 | difue.de | 6.02/10 | 1 | 7 | Jun 2023 |
| 4979 | beautylish.com | 6.02/10 | 63,300 | 71,390 | Oct 2021 |
| 4980 | still.de | 6.02/10 | 150 | 111 | Dec 2016 |
| 4981 | krcgtv.com | 6.02/10 | 42,100 | 49,194 | May 2024 |
| 4982 | neu.edu.vn | 6.02/10 | 110 | 139 | Oct 2024 |
| 4983 | emagazine.com | 6.02/10 | 760 | 1,832 | Dec 2025 |
| 4984 | houmatoday.com | 6.02/10 | 14,300 | 14,653 | May 2024 |
| 4985 | kanebo-cosmetics.co.jp | 6.02/10 | 3 | 9 | Jan 2023 |
| 4986 | foiredeparis.fr | 6.02/10 | 11 | 26 | Aug 2023 |
| 4987 | lixiang.com | 6.01/10 | 930 | 304 | Oct 2020 |
| 4988 | jlab.com | 6.01/10 | 54,100 | 8,652 | Sep 2021 |
| 4989 | softy.pro | 6.01/10 | - | - | May 2026 |
| 4990 | biennial.com | 6.01/10 | 990 | 420 | Jun 2023 |
| 4991 | blackriflecoffee.com | 6.01/10 | 129,300 | 23,707 | May 2026 |
| 4992 | legendary.com | 6.01/10 | 44,100 | 2,453 | Jul 2023 |
| 4993 | espinof.com | 6.01/10 | 31,000 | 29,957 | Jun 2018 |
| 4994 | zumiez.com | 6.01/10 | 276,600 | 127,934 | Aug 2018 |
| 4995 | theottoolbox.com | 6.01/10 | 42,500 | 15,981 | Jul 2026 |
| 4996 | charlotteslaw.nl | 6.01/10 | - | 3 | Aug 2026 |
| 4997 | saybrook.edu | 6.01/10 | 11,100 | 3,601 | Jun 2018 |
| 4998 | niagarafalls.ca | 6.01/10 | 38,400 | 3,641 | Mar 2024 |
| 4999 | wu.ac.th | 6.01/10 | 140 | 25 | Nov 2020 |
| 5000 | westvalley.edu | 6.01/10 | 23,300 | 14,924 | Sep 2021 |
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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