Websites Powered by Prism
179,290 websites tracked using Prism (Miscellaneous) · prismjs.com
Prism is a web technology detected on the site. Its official site is prismjs.com. PoweredBy tracks the websites that use Prism across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the miscellaneous ecosystem.
Usage trend
20K
40K
60K
80K
Apr 2018
May 2020
May 2022
Jun 2024
Jun 2026
Domains observed using Prism in each month's HTTP Archive crawl,
Apr 2018 to Jun 2026 · peak 65,387 in Feb 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 800 ms
Median site among 65,530 Prism sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
24,601
India
18,002
Japan
13,077
Germany
12,114
United Kingdom
11,764
France
10,238
Canada
10,220
Brazil
10,044
Sites using Prism by audience country, Chrome UX Report.
Top sites by authority
9+
23% · 87 of 372 sites
8+
13% · 991 of 7,677 sites
7+
6% · 2,757 of 45,712 sites
6+
4% · 4,286 of 110,136 sites
5+
2% · 6,128 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Prism in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Prism
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | instagram.com | 9.89/10 | 586,959,600 | 167,235,484 | Apr 2026 |
| 2 | linkedin.com | 9.82/10 | 71,256,900 | 17,950,442 | Aug 2018 |
| 3 | cloudflare.com | 9.78/10 | 984,600 | 93,222 | Jun 2018 |
| 4 | gravatar.com | 9.65/10 | 4,500 | 1,601 | Jul 2021 |
| 5 | wordpress.org | 9.63/10 | 253,100 | 80,064 | Oct 2022 |
| 6 | x.com | 9.58/10 | 99,443,500 | 16,696,073 | Mar 2024 |
| 7 | europa.eu | 9.57/10 | 42,200 | 31,835 | Aug 2018 |
| 8 | microsoft.com | 9.54/10 | 11,686,100 | 988,151 | Aug 2018 |
| 9 | fontawesome.com | 9.53/10 | 179,600 | 44,832 | Oct 2018 |
| 10 | github.com | 9.52/10 | 9,549,800 | 3,397,501 | May 2026 |
| 11 | tiktok.com | 9.51/10 | 154,023,600 | 209,801,678 | Nov 2024 |
| 12 | amazonaws.com | 9.50/10 | - | - | Nov 2021 |
| 13 | shopify.com | 9.48/10 | 1,109,300 | 228,087 | Jul 2020 |
| 14 | adobe.com | 9.48/10 | 8,627,700 | 1,068,559 | Sep 2019 |
| 15 | mozilla.org | 9.48/10 | 41,800 | 5,538 | Mar 2019 |
| 16 | cloudfront.net | 9.47/10 | - | - | Sep 2020 |
| 17 | amazon.com | 9.47/10 | 351,206,500 | 41,126,511 | Apr 2022 |
| 18 | github.io | 9.43/10 | 1,800 | 1 | Aug 2018 |
| 19 | spotify.com | 9.40/10 | 2,864,300 | 78,065 | Sep 2018 |
| 20 | blogspot.com | 9.39/10 | - | - | Aug 2018 |
| 21 | yandex.ru | 9.35/10 | 32,200 | 67,587 | Oct 2018 |
| 22 | stripe.com | 9.35/10 | 528,300 | 117,334 | Jun 2018 |
| 23 | qq.com | 9.34/10 | 2,200 | 163 | Oct 2022 |
| 24 | baidu.com | 9.33/10 | 27,100 | 357 | Mar 2025 |
| 25 | cdc.gov | 9.31/10 | 14,977,400 | 1,767,892 | Aug 2019 |
| 26 | zoom.us | 9.29/10 | 682,200 | 64,680 | Jul 2020 |
| 27 | tumblr.com | 9.27/10 | 5,146,200 | 2,235,020 | Oct 2020 |
| 28 | washingtonpost.com | 9.26/10 | 2,072,200 | 1,383,754 | Apr 2026 |
| 29 | who.int | 9.26/10 | 3,114,700 | 778,407 | May 2025 |
| 30 | wikimedia.org | 9.25/10 | 26,200 | 5,466 | Aug 2022 |
| 31 | harvard.edu | 9.24/10 | 472,900 | 13,570 | Feb 2020 |
| 32 | line.me | 9.23/10 | 57,900 | 397 | Jan 2026 |
| 33 | bund.de | 9.23/10 | - | - | Mar 2025 |
| 34 | ca.gov | 9.23/10 | 1,457,100 | 28,722 | Oct 2021 |
| 35 | hubspot.com | 9.22/10 | 238,300 | 45,665 | Aug 2018 |
| 36 | bsky.app | 9.22/10 | 335,400 | 82,427 | Apr 2026 |
| 37 | apache.org | 9.21/10 | 35,700 | 6,177 | Aug 2018 |
| 38 | un.org | 9.21/10 | 2,209,200 | 439,253 | Jul 2021 |
| 39 | fb.com | 9.20/10 | 1 | 4 | Jan 2019 |
| 40 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Aug 2018 |
| 41 | mit.edu | 9.18/10 | 161,200 | 27,360 | Feb 2019 |
| 42 | oracle.com | 9.16/10 | 1,406,200 | 203,855 | Feb 2019 |
| 43 | ftc.gov | 9.16/10 | 919,300 | 216,968 | Jul 2025 |
| 44 | nasa.gov | 9.15/10 | 2,715,500 | 372,280 | Nov 2025 |
| 45 | pages.dev | 9.14/10 | - | - | May 2023 |
| 46 | trustpilot.com | 9.14/10 | 4,788,100 | 791,788 | Apr 2023 |
| 47 | klaviyo.com | 9.13/10 | 69,000 | 15,790 | Aug 2018 |
| 48 | ibm.com | 9.13/10 | 11,139,500 | 518,522 | Aug 2018 |
| 49 | nature.com | 9.13/10 | 4,250,400 | 2,211,060 | Apr 2019 |
| 50 | irs.gov | 9.13/10 | 19,016,800 | 2,129,096 | Aug 2022 |
| 51 | epa.gov | 9.13/10 | 3,848,900 | 707,207 | May 2023 |
| 52 | bloomberg.com | 9.12/10 | 5,955,500 | 1,460,211 | Mar 2022 |
| 53 | squarespace.com | 9.11/10 | 240,100 | 36,138 | Apr 2024 |
| 54 | zendesk.com | 9.10/10 | 416,900 | 60,938 | Aug 2018 |
| 55 | openai.com | 9.10/10 | 1,963,900 | 199,482 | Mar 2019 |
| 56 | berkeley.edu | 9.10/10 | 166,900 | 5,412 | Jun 2026 |
| 57 | cornell.edu | 9.10/10 | 242,100 | 23,854 | May 2023 |
| 58 | ietf.org | 9.09/10 | 23,000 | 5,477 | Aug 2022 |
| 59 | imgur.com | 9.07/10 | 850,200 | 760,773 | Aug 2018 |
| 60 | state.gov | 9.07/10 | 3,314,200 | 200,218 | Jan 2019 |
| 61 | noaa.gov | 9.07/10 | 1,258,800 | 144,262 | Apr 2020 |
| 62 | sourceforge.net | 9.06/10 | 1,301,600 | 345,637 | Jun 2024 |
| 63 | loc.gov | 9.06/10 | 1,940,600 | 291,331 | Jun 2025 |
| 64 | vercel.app | 9.05/10 | - | - | Nov 2021 |
| 65 | free.fr | 9.05/10 | 3,400 | 1,262 | Feb 2024 |
| 66 | iubenda.com | 9.04/10 | 57,400 | 7,828 | Jun 2020 |
| 67 | windows.net | 9.04/10 | - | - | May 2020 |
| 68 | readthedocs.io | 9.04/10 | - | - | May 2023 |
| 69 | deloitte.com | 9.04/10 | 393,900 | 170,966 | Dec 2024 |
| 70 | cpanel.net | 9.03/10 | 20,300 | 4,682 | Mar 2020 |
| 71 | userway.org | 9.03/10 | 8,200 | 2,564 | Sep 2020 |
| 72 | oecd.org | 9.03/10 | 369,300 | 169,314 | Jul 2019 |
| 73 | qualtrics.com | 9.02/10 | 359,600 | 56,890 | Jul 2020 |
| 74 | mdpi.com | 9.02/10 | 1,843,600 | 1,928,740 | Jun 2026 |
| 75 | dhs.gov | 9.02/10 | 1,505,600 | 304,662 | Jul 2021 |
| 76 | ieee.org | 9.02/10 | 37,200 | 20,161 | Aug 2022 |
| 77 | columbia.edu | 9.02/10 | 770,900 | 41,349 | Nov 2022 |
| 78 | leadconnectorhq.com | 9.01/10 | 220 | 108 | Sep 2023 |
| 79 | npmjs.com | 9.01/10 | 353,900 | 134,427 | Nov 2023 |
| 80 | atlassian.com | 9.01/10 | 1,053,700 | 178,447 | Aug 2018 |
| 81 | netlify.app | 9.01/10 | 2 | 2 | Jun 2020 |
| 82 | unicef.org | 9.01/10 | 286,700 | 135,578 | Jul 2023 |
| 83 | psu.edu | 9.01/10 | 581,600 | 94,595 | Aug 2018 |
| 84 | pbs.org | 9.01/10 | 10,732,500 | 2,329,939 | Aug 2018 |
| 85 | prtimes.jp | 9.01/10 | 18,600 | 19,224 | Oct 2021 |
| 86 | uk.com | 9.00/10 | 2 | 12 | Nov 2022 |
| 87 | freepik.com | 9.00/10 | 11,211,500 | 2,773,153 | Nov 2020 |
| 88 | azureedge.net | 8.98/10 | - | - | Jul 2021 |
| 89 | ohchr.org | 8.98/10 | 379,200 | 109,533 | Oct 2023 |
| 90 | marriott.com | 8.98/10 | 13,740,800 | 1,485,399 | Feb 2022 |
| 91 | ox.ac.uk | 8.98/10 | 214,200 | 93,016 | Aug 2022 |
| 92 | princeton.edu | 8.98/10 | 246,800 | 50,700 | Aug 2018 |
| 93 | texas.gov | 8.98/10 | 856,400 | 43,777 | Sep 2023 |
| 94 | notion.site | 8.97/10 | - | - | Aug 2022 |
| 95 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Nov 2022 |
| 96 | wisc.edu | 8.97/10 | 461,400 | 7,361 | Feb 2025 |
| 97 | hotjar.com | 8.96/10 | 8,300 | 6,024 | Aug 2018 |
| 98 | samsung.com | 8.96/10 | 5,696,100 | 1,599,814 | Aug 2018 |
| 99 | gofundme.com | 8.96/10 | 600,400 | 209,867 | Jul 2025 |
| 100 | cleantalk.org | 8.95/10 | 3,700 | 1,878 | Sep 2024 |
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) →