Websites Powered by Partytown
20,173 websites tracked using Partytown (Performance) · partytown.builder.io
Partytown is a performance optimization tool that speeds up the site. Its official site is partytown.builder.io. PoweredBy tracks the websites that use Partytown across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the performance ecosystem.
Usage trend
2.5K
5K
7.5K
10K
Feb 2022
Apr 2023
Jun 2024
Jul 2025
Sep 2026
Domains observed using Partytown in each month's HTTP Archive crawl,
Feb 2022 to Sep 2026 · peak 8,728 in Nov 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.1 s
INP 100 ms
CLS 0
TTFB 900 ms
Median site among 7,981 Partytown sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
3,024
Brazil
1,484
India
1,315
United Kingdom
912
Germany
846
Canada
787
France
714
Japan
700
Sites using Partytown by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Restaurants and food | 0.45% | 615 |
| Games | 0.21% | 10 |
| Software and apps | 0.18% | 210 |
| News and media | 0.17% | 73 |
| Finance and insurance | 0.14% | 23 |
| Education | 0.14% | 69 |
| Automotive | 0.12% | 86 |
| Blogs and publishing | 0.11% | 28 |
| Pets and animals | 0.11% | 3 |
| Sports and fitness | 0.10% | 17 |
| Beauty and wellness | 0.09% | 24 |
| Professional services | 0.09% | 37 |
Share of each industry's websites with a detected stack that use Partytown; industries come from what sites declare in their own structured data.
Top sites by authority
9+
1% · 4 of 372 sites
8+
<1% · 42 of 7,677 sites
7+
<1% · 112 of 45,712 sites
6+
<1% · 201 of 110,136 sites
5+
<1% · 331 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Partytown in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Partytown
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | github.io | 9.43/10 | 1,800 | 1 | Apr 2023 |
| 2 | pages.dev | 9.14/10 | - | - | Apr 2024 |
| 3 | vercel.app | 9.05/10 | - | - | Oct 2022 |
| 4 | netlify.app | 9.01/10 | 2 | 2 | Nov 2022 |
| 5 | walmart.com | 8.91/10 | 77,455,200 | 10,944,972 | Jul 2024 |
| 6 | dot.gov | 8.90/10 | - | - | May 2025 |
| 7 | azurewebsites.net | 8.87/10 | - | - | Nov 2024 |
| 8 | us.com | 8.86/10 | 32 | 8 | Jul 2024 |
| 9 | tokyo.lg.jp | 8.83/10 | - | - | Jun 2024 |
| 10 | fc2.com | 8.80/10 | 5,100 | 10 | Aug 2025 |
| 11 | utah.gov | 8.80/10 | 129,700 | 22,115 | Apr 2024 |
| 12 | web.app | 8.76/10 | - | - | Jan 2023 |
| 13 | herokuapp.com | 8.74/10 | - | - | Mar 2023 |
| 14 | u-tokyo.ac.jp | 8.71/10 | 25,200 | 7,795 | Aug 2023 |
| 15 | altervista.org | 8.66/10 | - | - | Feb 2025 |
| 16 | com.de | 8.62/10 | 5 | 14 | Jul 2022 |
| 17 | ea.com | 8.59/10 | 2,898,600 | 353,979 | Aug 2025 |
| 18 | aaa.com | 8.57/10 | 2,089,100 | 397,850 | Feb 2024 |
| 19 | la.gov | 8.56/10 | - | - | Sep 2023 |
| 20 | haaretz.com | 8.54/10 | 84,100 | 66,436 | Mar 2023 |
| 21 | builder.io | 8.52/10 | 15,400 | 17,384 | Feb 2022 |
| 22 | pcdn.co | 8.50/10 | - | - | Jul 2025 |
| 23 | sapo.pt | 8.49/10 | 10,100 | 29,601 | Jun 2025 |
| 24 | groupon.com | 8.42/10 | 4,228,700 | 746,198 | Apr 2025 |
| 25 | tohoku.ac.jp | 8.38/10 | 2,300 | 1,759 | Jul 2024 |
| 26 | azurefd.net | 8.37/10 | - | - | Sep 2026 |
| 27 | pp.ua | 8.37/10 | 22 | 5 | Sep 2025 |
| 28 | juicer.io | 8.36/10 | 2,900 | 2,509 | Jul 2026 |
| 29 | hm.com | 8.33/10 | 9,100 | 4,691 | Feb 2025 |
| 30 | com.se | 8.33/10 | - | - | Apr 2026 |
| 31 | nolo.com | 8.31/10 | 360,600 | 182,054 | May 2022 |
| 32 | aalto.fi | 8.31/10 | 4,800 | 4,406 | Sep 2025 |
| 33 | firebaseapp.com | 8.27/10 | - | - | Dec 2024 |
| 34 | coschedule.com | 8.26/10 | 20,100 | 17,513 | Aug 2024 |
| 35 | kodansha.co.jp | 8.26/10 | 28 | 52 | Jun 2025 |
| 36 | outdooractive.com | 8.22/10 | 30,300 | 33,116 | Dec 2025 |
| 37 | datev.de | 8.20/10 | 230 | 302 | Oct 2023 |
| 38 | prom.ua | 8.19/10 | 300 | 3,501 | Apr 2026 |
| 39 | haaretz.co.il | 8.04/10 | 350 | 329 | Feb 2023 |
| 40 | ui.ac.id | 8.04/10 | 190 | 21 | Feb 2025 |
| 41 | westjr.co.jp | 8.02/10 | 27,300 | 14,339 | Mar 2026 |
| 42 | gupy.io | 8.01/10 | 1,100 | 512 | Mar 2023 |
| 43 | abnamro.nl | 7.97/10 | 2,600 | 2,638 | May 2024 |
| 44 | ondemand.com | 7.96/10 | - | - | Jul 2026 |
| 45 | aftership.com | 7.95/10 | 318,800 | 25,234 | Jun 2026 |
| 46 | kerala.gov.in | 7.94/10 | 540 | 50 | Jul 2025 |
| 47 | joinhandshake.com | 7.89/10 | 150,100 | 49,653 | Mar 2025 |
| 48 | labnol.org | 7.77/10 | 201,700 | 14,267 | Jan 2025 |
| 49 | 3playmedia.com | 7.76/10 | 13,600 | 4,529 | Jul 2026 |
| 50 | vtex.com | 7.75/10 | 830 | 497 | Jun 2023 |
| 51 | teradata.com | 7.75/10 | 20,800 | 5,268 | Nov 2024 |
| 52 | muji.com | 7.74/10 | 25,500 | 7,198 | Oct 2023 |
| 53 | polymarket.com | 7.71/10 | 68,900 | 30,646 | Jul 2026 |
| 54 | state.la.us | 7.71/10 | - | - | May 2024 |
| 55 | thehealthsite.com | 7.70/10 | 49,900 | 84,555 | Feb 2024 |
| 56 | themarker.com | 7.70/10 | 270 | 137 | Mar 2023 |
| 57 | boldgrid.com | 7.68/10 | 1,000 | 1,508 | Jul 2024 |
| 58 | safetydetectives.com | 7.67/10 | 82,800 | 29,567 | Apr 2024 |
| 59 | trivago.com | 7.66/10 | 1,056,000 | 473,312 | Mar 2023 |
| 60 | publix.com | 7.66/10 | 3,054,600 | 481,178 | May 2026 |
| 61 | magazineluiza.com.br | 7.65/10 | 32,100 | 55,809 | Mar 2026 |
| 62 | sproutvideo.com | 7.63/10 | 1,800 | 1,696 | Apr 2025 |
| 63 | americanas.com.br | 7.60/10 | 13,600 | 20,161 | Apr 2025 |
| 64 | avax.network | 7.58/10 | 21,500 | 1,900 | Feb 2026 |
| 65 | uswitch.com | 7.56/10 | 73,900 | 43,375 | Oct 2024 |
| 66 | airasia.com | 7.53/10 | 23,900 | 13,043 | Aug 2024 |
| 67 | views4you.com | 7.52/10 | 43,000 | 19,971 | Jun 2025 |
| 68 | respond.io | 7.52/10 | 3,500 | 4,440 | Nov 2025 |
| 69 | leverageedu.com | 7.47/10 | 104,100 | 59,048 | Apr 2023 |
| 70 | viveport.com | 7.46/10 | 19,100 | 1,915 | Apr 2025 |
| 71 | mixmax.com | 7.46/10 | 2,600 | 1,691 | Jul 2026 |
| 72 | hardhat.org | 7.46/10 | 470 | 871 | Nov 2025 |
| 73 | barion.com | 7.46/10 | 120 | 22 | Sep 2024 |
| 74 | simplified.com | 7.45/10 | 30,800 | 41,496 | Jul 2026 |
| 75 | tiki.vn | 7.42/10 | 26,300 | 9,602 | Feb 2023 |
| 76 | pons.com | 7.39/10 | - | - | Oct 2025 |
| 77 | kevinmd.com | 7.38/10 | 13,500 | 16,734 | Apr 2023 |
| 78 | niwa.co.nz | 7.38/10 | 34,300 | 9,744 | Jan 2025 |
| 79 | spletnik.ru | 7.37/10 | 100 | 217 | Feb 2025 |
| 80 | safaricom.co.ke | 7.36/10 | 7,500 | 3,637 | Mar 2024 |
| 81 | stylecraze.com | 7.34/10 | 124,200 | 218,339 | May 2024 |
| 82 | 7shifts.com | 7.31/10 | 36,200 | 10,897 | Apr 2026 |
| 83 | getmailbird.com | 7.30/10 | 29,900 | 16,298 | Apr 2023 |
| 84 | ordersave.com | 7.27/10 | 10,800 | 3,261 | Aug 2026 |
| 85 | airbnb.se | 7.24/10 | 53 | 274 | Dec 2024 |
| 86 | iith.ac.in | 7.21/10 | 2,900 | 1,187 | Feb 2026 |
| 87 | devhints.io | 7.18/10 | 6,500 | 5,393 | Apr 2024 |
| 88 | caritas.ch | 7.17/10 | 110 | 87 | Feb 2023 |
| 89 | overstappen.nl | 7.16/10 | 120 | 252 | Dec 2025 |
| 90 | stanleyblackanddecker.com | 7.10/10 | 100,900 | 8,229 | Oct 2024 |
| 91 | unej.ac.id | 7.10/10 | 74 | 87 | Jul 2023 |
| 92 | trueid.net | 7.09/10 | 470 | 85 | Feb 2024 |
| 93 | aga.org | 7.09/10 | 78,800 | 2,786 | Apr 2024 |
| 94 | musabi.ac.jp | 7.09/10 | 240 | 55 | Jul 2023 |
| 95 | shoutcast.com | 7.07/10 | 880 | 585 | Nov 2022 |
| 96 | afrihost.com | 7.05/10 | 1,600 | 1,246 | May 2023 |
| 97 | znak.com.pl | 7.04/10 | 120 | 581 | Nov 2025 |
| 98 | text.com | 7.02/10 | 1,900 | 1,314 | May 2026 |
| 99 | qwik.dev | 7.02/10 | 330 | 176 | Feb 2024 |
| 100 | backlog.com | 7.02/10 | 12 | 12 | Aug 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) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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