Websites Powered by Howler.js
72,131 websites tracked using Howler.js (JavaScript libraries) · howlerjs.com
Howler.js is a JavaScript library used to add functionality to web pages. Its official site is howlerjs.com. PoweredBy tracks the websites that use Howler.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 libraries ecosystem.
Usage trend
5K
10K
15K
20K
Jul 2021
Nov 2022
Mar 2024
Jun 2025
Oct 2026
Domains observed using Howler.js in each month's HTTP Archive crawl,
Jul 2021 to Oct 2026 · peak 18,356 in May 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.3 s
INP 100 ms
CLS 0
TTFB 700 ms
Median site among 19,333 Howler.js sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
6,958
India
3,598
United Kingdom
3,452
Germany
3,014
Canada
2,899
France
2,746
Brazil
2,739
Spain
2,389
Sites using Howler.js by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Games | 1.02% | 73 |
| News and media | 0.33% | 164 |
| Education | 0.22% | 141 |
| Software and apps | 0.22% | 348 |
| Blogs and publishing | 0.19% | 54 |
| Arts and entertainment | 0.15% | 75 |
| Non-profit and religious | 0.14% | 14 |
| Professional services | 0.13% | 72 |
| Beauty and wellness | 0.13% | 40 |
| Finance and insurance | 0.13% | 26 |
| Industrial and manufacturing | 0.10% | 5 |
| Travel and hospitality | 0.10% | 83 |
Share of each industry's websites with a detected stack that use Howler.js; industries come from what sites declare in their own structured data.
Top sites by authority
9+
5% · 19 of 372 sites
8+
2% · 148 of 7,677 sites
7+
1% · 493 of 45,712 sites
6+
<1% · 863 of 110,136 sites
5+
<1% · 1,313 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Howler.js in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Howler.js
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | google.com | 10.00/10 | 36,639,600 | 1,268,226 | Mar 2023 |
| 2 | europa.eu | 9.57/10 | 42,200 | 31,835 | Oct 2022 |
| 3 | cloudfront.net | 9.47/10 | - | - | Aug 2022 |
| 4 | github.io | 9.43/10 | 1,800 | 1 | Jul 2021 |
| 5 | blogspot.com | 9.39/10 | - | - | Sep 2021 |
| 6 | qq.com | 9.34/10 | 2,200 | 163 | May 2022 |
| 7 | washingtonpost.com | 9.26/10 | 2,034,200 | 1,255,983 | Oct 2026 |
| 8 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Sep 2024 |
| 9 | mit.edu | 9.18/10 | 163,800 | 31,239 | Apr 2023 |
| 10 | pages.dev | 9.14/10 | - | - | May 2023 |
| 11 | myshopify.com | 9.12/10 | - | - | Jul 2021 |
| 12 | openai.com | 9.10/10 | 1,962,300 | 167,582 | Mar 2024 |
| 13 | giphy.com | 9.07/10 | 8,574,300 | 581,469 | Jul 2021 |
| 14 | unesco.org | 9.06/10 | 294,400 | 71,304 | Jul 2021 |
| 15 | vercel.app | 9.05/10 | - | - | Sep 2021 |
| 16 | cambridge.org | 9.04/10 | 633,100 | 518,312 | Jan 2026 |
| 17 | columbia.edu | 9.02/10 | 768,900 | 38,656 | Jul 2021 |
| 18 | netlify.app | 9.01/10 | 2 | 2 | Jul 2021 |
| 19 | uk.com | 9.00/10 | 2 | 12 | Jul 2022 |
| 20 | naver.com | 8.99/10 | 47,500 | 134 | Jul 2021 |
| 21 | webflow.io | 8.95/10 | 79 | 1 | Nov 2022 |
| 22 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | Jul 2025 |
| 23 | sakura.ne.jp | 8.95/10 | - | - | Apr 2024 |
| 24 | tilda.ws | 8.92/10 | 12 | 1 | Feb 2024 |
| 25 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Jul 2021 |
| 26 | gov.ru | 8.91/10 | 2,700 | 216 | Jun 2026 |
| 27 | withgoogle.com | 8.91/10 | - | - | Jul 2021 |
| 28 | walmart.com | 8.91/10 | 77,455,200 | 10,944,972 | Sep 2024 |
| 29 | usc.edu | 8.89/10 | 362,800 | 14,354 | Jul 2021 |
| 30 | economie.gouv.fr | 8.88/10 | 15,700 | 10,150 | Jun 2024 |
| 31 | azurewebsites.net | 8.87/10 | - | - | Mar 2023 |
| 32 | us.com | 8.86/10 | 32 | 8 | Jan 2026 |
| 33 | ouest-france.fr | 8.84/10 | 53,500 | 79,938 | Jul 2021 |
| 34 | ubc.ca | 8.84/10 | 14,500 | 2,813 | Jul 2021 |
| 35 | jst.go.jp | 8.84/10 | 2,400 | 870 | Sep 2024 |
| 36 | maryland.gov | 8.82/10 | 173,200 | 7,155 | Jun 2023 |
| 37 | it.com | 8.81/10 | - | - | Apr 2025 |
| 38 | shrm.org | 8.80/10 | 328,200 | 96,364 | Aug 2026 |
| 39 | odoo.com | 8.77/10 | 63,000 | 27,307 | Mar 2026 |
| 40 | gouv.qc.ca | 8.77/10 | - | - | Sep 2021 |
| 41 | web.app | 8.76/10 | - | - | Jul 2021 |
| 42 | ohio.gov | 8.76/10 | 366,800 | 33,026 | Jul 2021 |
| 43 | cern.ch | 8.76/10 | 950 | 261 | Sep 2026 |
| 44 | tencent.com | 8.73/10 | 7,900 | 2,172 | Nov 2025 |
| 45 | hku.hk | 8.70/10 | 6,000 | 1,100 | Jul 2021 |
| 46 | bild.de | 8.70/10 | 18,400 | 24,798 | Jul 2021 |
| 47 | unsw.edu.au | 8.69/10 | 77,400 | 61,319 | Jan 2026 |
| 48 | siemens.com | 8.68/10 | 155,200 | 53,421 | May 2023 |
| 49 | carrd.co | 8.68/10 | 57,600 | 5,248 | Jan 2024 |
| 50 | anu.edu.au | 8.68/10 | 12,900 | 8,767 | Jul 2021 |
| 51 | heyzine.com | 8.66/10 | 8,200 | 3,306 | Dec 2021 |
| 52 | fiverr.com | 8.66/10 | 168,600 | 84,643 | Nov 2024 |
| 53 | altervista.org | 8.66/10 | - | - | Jun 2022 |
| 54 | gitlab.io | 8.64/10 | - | - | Mar 2022 |
| 55 | teachable.com | 8.63/10 | 17,600 | 3,238 | Jun 2022 |
| 56 | proquest.com | 8.63/10 | 20,400 | 9,141 | Jul 2021 |
| 57 | csis.org | 8.63/10 | 266,600 | 86,266 | Apr 2024 |
| 58 | thinkific.com | 8.62/10 | 31,100 | 15,318 | Jun 2022 |
| 59 | nintendo.com | 8.62/10 | 7,348,900 | 497,989 | Jul 2021 |
| 60 | acast.com | 8.62/10 | 650 | 212 | May 2025 |
| 61 | com.de | 8.62/10 | 5 | 14 | Jul 2026 |
| 62 | workers.dev | 8.61/10 | - | - | Jun 2026 |
| 63 | lego.com | 8.61/10 | 4,295,300 | 493,980 | May 2025 |
| 64 | uic.edu | 8.61/10 | 68,900 | 11,201 | Mar 2026 |
| 65 | binance.com | 8.60/10 | 169,700 | 96,054 | Aug 2025 |
| 66 | unam.mx | 8.58/10 | 1,900 | 1,196 | Jul 2021 |
| 67 | neocities.org | 8.57/10 | 22,900 | 5,318 | Jan 2025 |
| 68 | rtl.fr | 8.57/10 | 3,800 | 7,784 | Feb 2022 |
| 69 | helsinki.fi | 8.57/10 | 10,800 | 5,290 | Nov 2022 |
| 70 | aftonbladet.se | 8.57/10 | 27,900 | 21,485 | Apr 2023 |
| 71 | gu.se | 8.56/10 | 18,300 | 8,934 | Aug 2025 |
| 72 | elevenlabs.io | 8.55/10 | 161,600 | 71,869 | Jul 2024 |
| 73 | uoregon.edu | 8.55/10 | 156,500 | 8,436 | Jul 2021 |
| 74 | duolingo.com | 8.54/10 | 211,800 | 44,544 | Jul 2021 |
| 75 | za.com | 8.53/10 | - | - | Oct 2021 |
| 76 | dn.se | 8.53/10 | 3,600 | 5,108 | Apr 2023 |
| 77 | hbo.com | 8.52/10 | 541,700 | 55,377 | Oct 2022 |
| 78 | expressen.se | 8.51/10 | 8,700 | 11,009 | Apr 2023 |
| 79 | roblox.com | 8.50/10 | 4,534,400 | 190,056 | Jan 2024 |
| 80 | reverbnation.com | 8.49/10 | 190,200 | 123,189 | Apr 2026 |
| 81 | svd.se | 8.49/10 | 5,000 | 4,005 | Apr 2023 |
| 82 | gva.es | 8.47/10 | 490 | 1,924 | Apr 2026 |
| 83 | mistral.ai | 8.43/10 | 29,200 | 9,531 | May 2026 |
| 84 | mykajabi.com | 8.42/10 | - | - | Jun 2022 |
| 85 | mos.ru | 8.40/10 | 2,800 | 1,648 | Aug 2022 |
| 86 | thrivecart.com | 8.40/10 | 3,400 | 1,092 | Jun 2022 |
| 87 | pp.ua | 8.37/10 | 22 | 5 | Oct 2022 |
| 88 | lpages.co | 8.37/10 | - | - | Jun 2022 |
| 89 | dyndns.org | 8.36/10 | - | - | Jun 2024 |
| 90 | kas.de | 8.36/10 | 3,300 | 3,675 | Jun 2026 |
| 91 | readspeaker.com | 8.35/10 | 7,200 | 6,399 | Oct 2024 |
| 92 | di.se | 8.35/10 | 3,500 | 3,102 | Apr 2023 |
| 93 | jica.go.jp | 8.35/10 | 9,500 | 8,506 | Aug 2024 |
| 94 | amsterdam.nl | 8.35/10 | 33,900 | 3,734 | Oct 2023 |
| 95 | pearson.com | 8.33/10 | 680,300 | 354,433 | Sep 2023 |
| 96 | sebrae.com.br | 8.32/10 | 1,800 | 3,151 | Jul 2021 |
| 97 | lilly.com | 8.30/10 | 205,500 | 21,013 | Mar 2025 |
| 98 | berliner-zeitung.de | 8.30/10 | 8,200 | 2,726 | Feb 2026 |
| 99 | auburn.edu | 8.28/10 | 359,300 | 36,996 | Dec 2022 |
| 100 | reg.ru | 8.27/10 | 85 | 180 | Aug 2023 |
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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