Websites Powered by Highlight.js
178,420 websites tracked using Highlight.js (JavaScript libraries) · highlightjs.org
Highlight.js is a JavaScript library used to add functionality to web pages. Its official site is highlightjs.org. PoweredBy tracks the websites that use Highlight.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
25K
50K
75K
100K
Apr 2018
May 2020
Jul 2022
Aug 2024
Sep 2026
Domains observed using Highlight.js in each month's HTTP Archive crawl,
Apr 2018 to Sep 2026 · peak 87,620 in Sep 2024. 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 49,266 Highlight.js sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
12,219
India
8,432
Germany
6,895
United Kingdom
6,405
Indonesia
6,186
France
5,703
Russia
5,506
Italy
5,447
Sites using Highlight.js by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Blogs and publishing | 1.11% | 273 |
| Non-profit and religious | 0.74% | 58 |
| Education | 0.69% | 343 |
| Government | 0.52% | 42 |
| Finance and insurance | 0.48% | 80 |
| Industrial and manufacturing | 0.41% | 18 |
| Arts and entertainment | 0.40% | 167 |
| Professional services | 0.35% | 143 |
| Software and apps | 0.31% | 363 |
| Automotive | 0.29% | 202 |
| Pets and animals | 0.29% | 8 |
| Sports and fitness | 0.27% | 45 |
Share of each industry's websites with a detected stack that use Highlight.js; industries come from what sites declare in their own structured data.
Top sites by authority
9+
12% · 46 of 372 sites
8+
7% · 541 of 7,677 sites
7+
3% · 1,538 of 45,712 sites
6+
2% · 2,426 of 110,136 sites
5+
1% · 3,512 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Highlight.js in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Highlight.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 | Jun 2019 |
| 2 | europa.eu | 9.57/10 | 42,200 | 31,835 | Aug 2018 |
| 3 | adobe.com | 9.48/10 | 8,261,900 | 815,230 | Jun 2023 |
| 4 | mozilla.org | 9.48/10 | 41,800 | 5,538 | Aug 2018 |
| 5 | cloudfront.net | 9.47/10 | - | - | Sep 2022 |
| 6 | nih.gov | 9.44/10 | 298,300 | 34,546 | Aug 2018 |
| 7 | github.io | 9.43/10 | 1,800 | 1 | Aug 2018 |
| 8 | blogspot.com | 9.39/10 | - | - | Jan 2016 |
| 9 | medium.com | 9.35/10 | 12,771,000 | 6,404,082 | Aug 2018 |
| 10 | w3.org | 9.32/10 | 381,600 | 83,851 | Nov 2021 |
| 11 | cdc.gov | 9.31/10 | 14,578,200 | 1,357,344 | May 2023 |
| 12 | nytimes.com | 9.28/10 | 30,515,000 | 8,477,893 | Jun 2025 |
| 13 | tumblr.com | 9.27/10 | 5,070,300 | 1,588,775 | Aug 2017 |
| 14 | who.int | 9.26/10 | 3,114,700 | 778,407 | Aug 2018 |
| 15 | ca.gov | 9.23/10 | 1,455,600 | 26,086 | Aug 2018 |
| 16 | apache.org | 9.21/10 | 35,700 | 6,177 | Aug 2018 |
| 17 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Apr 2019 |
| 18 | mit.edu | 9.18/10 | 163,800 | 31,239 | Aug 2018 |
| 19 | yahoo.co.jp | 9.16/10 | 23,900 | 128 | Aug 2018 |
| 20 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Aug 2018 |
| 21 | pages.dev | 9.14/10 | - | - | Nov 2022 |
| 22 | bunny.net | 9.13/10 | 61,900 | 3,491 | Mar 2021 |
| 23 | jotform.com | 9.13/10 | 344,700 | 111,623 | Jul 2020 |
| 24 | substack.com | 9.13/10 | 228,300 | 110,432 | Feb 2022 |
| 25 | myshopify.com | 9.12/10 | - | - | Jul 2020 |
| 26 | nist.gov | 9.12/10 | 672,200 | 110,591 | Mar 2025 |
| 27 | discord.com | 9.11/10 | 1,675,100 | 139,302 | Jun 2022 |
| 28 | zendesk.com | 9.10/10 | 416,900 | 60,938 | Aug 2018 |
| 29 | berkeley.edu | 9.10/10 | 166,700 | 4,721 | Aug 2018 |
| 30 | cornell.edu | 9.10/10 | 140,600 | 19,190 | Oct 2022 |
| 31 | noaa.gov | 9.07/10 | 1,233,000 | 125,205 | Feb 2020 |
| 32 | sourceforge.net | 9.06/10 | 989,700 | 262,344 | Feb 2019 |
| 33 | frontiersin.org | 9.06/10 | 869,400 | 706,983 | Aug 2023 |
| 34 | vercel.app | 9.05/10 | - | - | May 2021 |
| 35 | free.fr | 9.05/10 | 3,400 | 1,262 | Aug 2018 |
| 36 | matomo.org | 9.04/10 | 10,500 | 5,264 | Feb 2019 |
| 37 | readthedocs.io | 9.04/10 | - | - | Aug 2018 |
| 38 | telegraph.co.uk | 9.04/10 | 700,500 | 680,508 | Oct 2019 |
| 39 | slack.com | 9.02/10 | 544,200 | 88,852 | Aug 2018 |
| 40 | atlassian.com | 9.01/10 | 1,049,000 | 152,410 | Sep 2020 |
| 41 | netlify.app | 9.01/10 | 2 | 2 | Jun 2020 |
| 42 | psu.edu | 9.01/10 | 580,400 | 80,390 | Aug 2018 |
| 43 | umich.edu | 9.01/10 | 36,500 | 1,974 | Jun 2021 |
| 44 | yale.edu | 9.01/10 | 177,900 | 5,845 | Dec 2023 |
| 45 | uk.com | 9.00/10 | 2 | 12 | Jan 2019 |
| 46 | upenn.edu | 9.00/10 | 178,900 | 4,794 | Jul 2020 |
| 47 | android.com | 8.98/10 | 537,600 | 140,748 | Aug 2025 |
| 48 | texas.gov | 8.98/10 | 917,200 | 38,560 | Aug 2018 |
| 49 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Dec 2022 |
| 50 | datatables.net | 8.96/10 | 5,000 | 8,051 | Aug 2026 |
| 51 | change.org | 8.96/10 | 209,800 | 138,005 | May 2023 |
| 52 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | Feb 2019 |
| 53 | mynavi.jp | 8.95/10 | 81 | 14 | Aug 2026 |
| 54 | ethz.ch | 8.95/10 | 12,900 | 11,869 | Aug 2018 |
| 55 | sakura.ne.jp | 8.95/10 | - | - | Jan 2019 |
| 56 | meetup.com | 8.94/10 | 334,900 | 120,369 | Jan 2026 |
| 57 | fcc.gov | 8.94/10 | 850,500 | 151,730 | Oct 2022 |
| 58 | elsevier.com | 8.93/10 | 344,600 | 88,582 | Feb 2024 |
| 59 | ucla.edu | 8.93/10 | 410,700 | 13,782 | May 2020 |
| 60 | jhu.edu | 8.93/10 | 177,300 | 5,821 | Jun 2021 |
| 61 | wa.gov | 8.93/10 | 719,700 | 7,869 | Mar 2023 |
| 62 | tilda.ws | 8.92/10 | 12 | 1 | Jan 2023 |
| 63 | cisco.com | 8.92/10 | 1,161,900 | 251,239 | Aug 2018 |
| 64 | dailymotion.com | 8.92/10 | 6,628,800 | 3,426,487 | Aug 2018 |
| 65 | utexas.edu | 8.92/10 | 502,800 | 11,092 | Aug 2023 |
| 66 | uol.com.br | 8.92/10 | 33,600 | 42,015 | Aug 2018 |
| 67 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Apr 2019 |
| 68 | withgoogle.com | 8.91/10 | - | - | Jun 2021 |
| 69 | zdnet.com | 8.91/10 | 656,900 | 705,745 | Jul 2025 |
| 70 | gallup.com | 8.91/10 | 125,900 | 27,953 | Dec 2025 |
| 71 | webflow.com | 8.90/10 | 149,800 | 61,334 | Sep 2020 |
| 72 | huawei.com | 8.89/10 | 52,700 | 5,653 | Jul 2021 |
| 73 | zapier.com | 8.88/10 | 1,212,000 | 201,550 | Nov 2022 |
| 74 | jimdofree.com | 8.88/10 | - | - | Sep 2024 |
| 75 | duke.edu | 8.88/10 | 194,300 | 1,396 | Dec 2020 |
| 76 | azurewebsites.net | 8.87/10 | - | - | Feb 2019 |
| 77 | appspot.com | 8.87/10 | - | - | Jun 2018 |
| 78 | googleblog.com | 8.87/10 | - | - | Sep 2025 |
| 79 | optimizely.com | 8.86/10 | 149,400 | 9,101 | Aug 2018 |
| 80 | us.com | 8.86/10 | 32 | 8 | Mar 2022 |
| 81 | northwestern.edu | 8.86/10 | 193,400 | 45,922 | Aug 2018 |
| 82 | cvent.com | 8.85/10 | 700,000 | 230,289 | Jul 2018 |
| 83 | heart.org | 8.85/10 | 3,118,800 | 377,461 | May 2025 |
| 84 | umd.edu | 8.85/10 | 253,200 | 15,103 | Jan 2019 |
| 85 | ufl.edu | 8.84/10 | 241,500 | 3,277 | Jul 2025 |
| 86 | ucsd.edu | 8.84/10 | 48,100 | 2,261 | Apr 2023 |
| 87 | ubc.ca | 8.84/10 | 14,500 | 2,813 | Apr 2020 |
| 88 | sap.com | 8.83/10 | 526,000 | 58,757 | Sep 2018 |
| 89 | illinois.edu | 8.83/10 | 47,000 | 3,612 | Aug 2018 |
| 90 | ct.gov | 8.83/10 | 4,800 | 38 | May 2024 |
| 91 | ucdavis.edu | 8.83/10 | 381,100 | 81,485 | Aug 2022 |
| 92 | unc.edu | 8.83/10 | 341,300 | 24,562 | Jul 2022 |
| 93 | js.org | 8.82/10 | 2 | 5 | Aug 2018 |
| 94 | ey.com | 8.82/10 | 242,800 | 77,398 | Aug 2022 |
| 95 | maryland.gov | 8.82/10 | 173,200 | 7,155 | Jul 2022 |
| 96 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | Dec 2020 |
| 97 | virginia.gov | 8.82/10 | 338,000 | 19,778 | Aug 2025 |
| 98 | utoronto.ca | 8.81/10 | 42,800 | 10,094 | Sep 2020 |
| 99 | fc2.com | 8.80/10 | 5,100 | 10 | Oct 2018 |
| 100 | in.gov | 8.80/10 | 3,047,100 | 832,670 | Apr 2019 |
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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