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 2.1 s
INP 75 ms
CLS 0
TTFB 900 ms
Median site among 164,326 Backbone.js sites with Chrome UX data, p75 values, Oct 2026.
Top countries
United States
57,910
United Kingdom
22,158
India
20,368
Germany
18,204
Canada
17,746
France
15,644
Australia
15,106
Spain
15,101
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 |
|---|---|---|---|---|---|
| 5201 | mystmd.org | 5.89/10 | 230 | 201 | Jul 2023 |
| 5202 | panicatthedisco.com | 5.89/10 | 56,200 | 644 | Jun 2022 |
| 5203 | cognite.com | 5.89/10 | 1,000 | 357 | Aug 2022 |
| 5204 | doh.gov.ae | 5.89/10 | 790 | 1,264 | Nov 2023 |
| 5205 | pardus.org.tr | 5.89/10 | 87 | 22 | Apr 2020 |
| 5206 | banneroftruth.org | 5.89/10 | 24,500 | 6,266 | Jul 2026 |
| 5207 | danhostel.dk | 5.89/10 | 610 | 392 | Jan 2019 |
| 5208 | vivaenergy.com.au | 5.89/10 | 180 | 414 | Aug 2022 |
| 5209 | lup.be | 5.89/10 | 110 | 243 | Jun 2024 |
| 5210 | ccresourcecenter.org | 5.89/10 | 3,400 | 2,769 | Jan 2019 |
| 5211 | anie.it | 5.89/10 | - | 2 | Jul 2025 |
| 5212 | gastongazette.com | 5.89/10 | 17,100 | 14,380 | May 2024 |
| 5213 | vitry94.fr | 5.89/10 | 21 | 105 | Nov 2022 |
| 5214 | uinsu.ac.id | 5.89/10 | 89 | 84 | Aug 2022 |
| 5215 | lovasok.hu | 5.89/10 | - | 14 | Oct 2026 |
| 5216 | podetize.com | 5.88/10 | 10 | 44 | Sep 2026 |
| 5217 | regalrexnord.com | 5.88/10 | 18,700 | 8,803 | Dec 2021 |
| 5218 | missionexus.org | 5.88/10 | 1,200 | 1,289 | Nov 2024 |
| 5219 | ocean.nj.us | 5.88/10 | - | - | Sep 2021 |
| 5220 | schleich-s.com | 5.88/10 | - | - | Mar 2024 |
| 5221 | americamakes.us | 5.88/10 | 360 | 297 | Apr 2025 |
| 5222 | nationalhonorsociety.org | 5.88/10 | 37,200 | 4,958 | Jul 2023 |
| 5223 | bianchi.com | 5.88/10 | 10,800 | 5,364 | Jun 2024 |
| 5224 | jpj.gov.my | 5.88/10 | 500 | 363 | May 2025 |
| 5225 | pancreasfoundation.org | 5.88/10 | 3,500 | 1,805 | Jul 2026 |
| 5226 | arcticstartup.com | 5.88/10 | 120 | 429 | Nov 2023 |
| 5227 | thedivinemercy.org | 5.88/10 | 77,800 | 18,038 | Jul 2026 |
| 5228 | kalb.com | 5.88/10 | 46,400 | 32,583 | Nov 2023 |
| 5229 | austintheatre.org | 5.88/10 | 136,900 | 8,037 | Nov 2023 |
| 5230 | rwu.de | 5.88/10 | 350 | 135 | Aug 2022 |
| 5231 | tntu.edu.ua | 5.88/10 | 1 | 6 | Nov 2021 |
| 5232 | skygate.co.jp | 5.88/10 | 1 | 11 | Jan 2016 |
| 5233 | elpriskollen.se | 5.88/10 | 120 | 20 | Apr 2024 |
| 5234 | naibooksellers.nl | 5.88/10 | 40 | 398 | Aug 2018 |
| 5235 | upplands-bro.se | 5.88/10 | 4 | 17 | Apr 2024 |
| 5236 | warren-wilson.edu | 5.88/10 | 4,600 | 4,173 | Aug 2024 |
| 5237 | raceplace.com | 5.87/10 | 1,200 | 3,711 | Aug 2018 |
| 5238 | linde-gas.fi | 5.87/10 | 16 | 27 | Jan 2025 |
| 5239 | realtyna.com | 5.87/10 | 11,600 | 3,448 | Mar 2016 |
| 5240 | mybrightsites.com | 5.87/10 | - | - | Aug 2018 |
| 5241 | fidelity.de | 5.87/10 | 33 | 30 | Jun 2018 |
| 5242 | rsmu.ru | 5.87/10 | 16 | 104 | Dec 2025 |
| 5243 | fnfe-mpe.org | 5.87/10 | 9 | 5 | Jun 2023 |
| 5244 | milipol.com | 5.87/10 | 800 | 328 | Apr 2024 |
| 5245 | owc.com | 5.87/10 | 36,700 | 11,070 | Jun 2023 |
| 5246 | onehub.com | 5.87/10 | 1,900 | 240 | Aug 2022 |
| 5247 | pdc.org | 5.87/10 | 1,300 | 511 | Oct 2019 |
| 5248 | ztu.edu.ua | 5.87/10 | 4 | 17 | Nov 2023 |
| 5249 | salesianos.edu | 5.87/10 | 90 | 125 | Mar 2026 |
| 5250 | morelos.gob.mx | 5.87/10 | 830 | 2,263 | Oct 2026 |
| 5251 | levelset.com | 5.87/10 | 40,500 | 49,717 | Sep 2019 |
| 5252 | mansfieldnewsjournal.com | 5.87/10 | 43,200 | 22,943 | Apr 2018 |
| 5253 | syr.gov | 5.87/10 | 57,000 | 7,857 | Jul 2025 |
| 5254 | sitevision.se | 5.87/10 | 1 | 6 | Apr 2024 |
| 5255 | misiones.gob.ar | 5.87/10 | 79 | 320 | May 2020 |
| 5256 | cm-sintra.pt | 5.87/10 | 260 | 454 | May 2019 |
| 5257 | sunway.edu.my | 5.87/10 | 140 | 19 | Jun 2020 |
| 5258 | crisprtx.com | 5.87/10 | 14,300 | 1,444 | Apr 2019 |
| 5259 | statenssc.se | 5.87/10 | 54 | 135 | Sep 2021 |
| 5260 | vanguard.edu | 5.87/10 | 35,200 | 7,809 | Sep 2021 |
| 5261 | austincollege.edu | 5.87/10 | 16,900 | 5,139 | Jun 2024 |
| 5262 | zuonline.ch | 5.87/10 | - | 8 | Aug 2022 |
| 5263 | netmarble.net | 5.86/10 | 33 | 25 | Aug 2018 |
| 5264 | arraynow.com | 5.86/10 | 1,300 | 259 | May 2025 |
| 5265 | 21alivenews.com | 5.86/10 | 58,200 | 39,729 | Nov 2023 |
| 5266 | allegromusique.fr | 5.86/10 | 12 | 9 | Feb 2023 |
| 5267 | gtv-cdn.com | 5.86/10 | - | - | Oct 2026 |
| 5268 | gamesalad.com | 5.86/10 | 660 | 177 | Nov 2022 |
| 5269 | careynieuwhof.com | 5.86/10 | 8,900 | 3,612 | Aug 2020 |
| 5270 | nationalfootballmuseum.com | 5.86/10 | 26,000 | 973 | Oct 2021 |
| 5271 | sexetc.org | 5.86/10 | 1,100 | 742 | May 2017 |
| 5272 | epath.org | 5.86/10 | 3,400 | 1,484 | Sep 2026 |
| 5273 | biffa.co.uk | 5.86/10 | 430 | 458 | Aug 2023 |
| 5274 | mwcc.edu | 5.86/10 | 24,000 | 9,920 | Oct 2017 |
| 5275 | mackay.qld.gov.au | 5.86/10 | 340 | 662 | Jan 2019 |
| 5276 | kusmitea.com | 5.86/10 | 10,100 | 3,276 | Apr 2026 |
| 5277 | climateandhealthalliance.org | 5.86/10 | 140 | 160 | Jul 2025 |
| 5278 | wtvy.com | 5.86/10 | 79,000 | 36,200 | Nov 2023 |
| 5279 | uscpr.org | 5.86/10 | 9,200 | 1,533 | May 2019 |
| 5280 | rivasciudad.es | 5.86/10 | 250 | 732 | May 2023 |
| 5281 | paauditor.gov | 5.86/10 | 4,000 | 3,227 | Aug 2024 |
| 5282 | vanersborg.se | 5.86/10 | 68 | 64 | Nov 2024 |
| 5283 | darebin.vic.gov.au | 5.86/10 | 250 | 406 | Apr 2022 |
| 5284 | straz.gov.pl | 5.86/10 | - | - | Oct 2026 |
| 5285 | ciadeestagios.com.br | 5.86/10 | 17 | 85 | Mar 2019 |
| 5286 | theroar.com.au | 5.86/10 | 5,600 | 8,674 | Nov 2023 |
| 5287 | heartlandpaymentsystems.com | 5.85/10 | - | - | Sep 2018 |
| 5288 | cabotcreamery.com | 5.85/10 | 110,300 | 17,804 | Nov 2023 |
| 5289 | avisbudgetgroup.com | 5.85/10 | 138,800 | 4,550 | Sep 2018 |
| 5290 | dllgroup.com | 5.85/10 | 5,500 | 840 | Feb 2021 |
| 5291 | aso.org | 5.85/10 | 76,900 | 9,261 | Jun 2021 |
| 5292 | fullerproject.org | 5.85/10 | 1,100 | 738 | Oct 2026 |
| 5293 | tim.org.tr | 5.85/10 | 370 | 42 | Feb 2023 |
| 5294 | barclayscenter.com | 5.85/10 | 79,100 | 20,496 | Jun 2018 |
| 5295 | leedstrinity.ac.uk | 5.85/10 | 700 | 639 | Aug 2026 |
| 5296 | ocean.edu | 5.85/10 | 20,400 | 8,353 | Dec 2024 |
| 5297 | papodehomem.com.br | 5.85/10 | 10 | 106 | Nov 2024 |
| 5298 | whistler.ca | 5.85/10 | 2,300 | 760 | Jul 2024 |
| 5299 | cfn.org.br | 5.85/10 | 150 | 834 | Jun 2024 |
| 5300 | sgb-fss.ch | 5.85/10 | 20 | 33 | May 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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