Websites Powered by AB Tasty
5,367 websites tracked using AB Tasty (A/B Testing) · www.abtasty.com
AB Tasty is a tool for running A/B and multivariate experiments to compare page variants. Its official site is abtasty.com. PoweredBy tracks the websites that use AB Tasty across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the a/b testing ecosystem.
Usage trend
1K
2K
3K
4K
Feb 2021
Jul 2022
Dec 2023
Apr 2025
Sep 2026
Domains observed using AB Tasty in each month's HTTP Archive crawl,
Feb 2021 to Sep 2026 · peak 3,447 in Mar 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2 s
INP 125 ms
CLS 0
TTFB 800 ms
Median site among 3,448 AB Tasty sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
1,851
France
1,735
United Kingdom
1,657
Spain
1,407
Germany
1,401
Canada
1,357
Italy
1,233
India
1,215
Sites using AB Tasty by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Automotive | 0.17% | 121 |
| Finance and insurance | 0.10% | 16 |
| Education | 0.09% | 47 |
| News and media | 0.05% | 22 |
| Non-profit and religious | 0.05% | 4 |
| Travel and hospitality | 0.05% | 37 |
| Software and apps | 0.03% | 33 |
| Retail | 0.03% | 79 |
| Government | 0.02% | 2 |
| Arts and entertainment | 0.02% | 10 |
| Blogs and publishing | 0.02% | 5 |
| Healthcare | 0.01% | 11 |
Share of each industry's websites with a detected stack that use AB Tasty; industries come from what sites declare in their own structured data.
Top sites by authority
9+
2% · 8 of 372 sites
8+
1% · 93 of 7,677 sites
7+
<1% · 291 of 45,712 sites
6+
<1% · 530 of 110,136 sites
5+
<1% · 835 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running AB Tasty in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using AB Tasty
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | blogspot.com | 9.39/10 | - | - | Mar 2021 |
| 2 | ca.gov | 9.23/10 | 1,455,600 | 26,086 | Oct 2025 |
| 3 | mit.edu | 9.18/10 | 163,800 | 31,239 | Apr 2022 |
| 4 | reuters.com | 9.14/10 | 4,919,200 | 1,365,073 | Aug 2023 |
| 5 | myshopify.com | 9.12/10 | - | - | Feb 2021 |
| 6 | zendesk.com | 9.10/10 | 416,900 | 60,938 | Mar 2021 |
| 7 | telegraph.co.uk | 9.04/10 | 700,500 | 680,508 | Feb 2025 |
| 8 | gartner.com | 9.02/10 | 510,700 | 95,975 | Feb 2024 |
| 9 | fortune.com | 8.99/10 | 1,515,200 | 527,201 | Aug 2026 |
| 10 | booking.com | 8.95/10 | 13,247,800 | 1,592,017 | Mar 2024 |
| 11 | lefigaro.fr | 8.95/10 | 18,400 | 38,648 | Feb 2021 |
| 12 | azurewebsites.net | 8.87/10 | - | - | Oct 2022 |
| 13 | brevo.com | 8.84/10 | 36,700 | 8,656 | Jul 2025 |
| 14 | ouest-france.fr | 8.84/10 | 53,500 | 79,938 | Aug 2022 |
| 15 | leparisien.fr | 8.79/10 | 20,200 | 35,048 | Feb 2021 |
| 16 | lesechos.fr | 8.79/10 | 8,900 | 14,217 | Feb 2021 |
| 17 | welt.de | 8.78/10 | 13,000 | 17,191 | Sep 2026 |
| 18 | osu.edu | 8.76/10 | 144,000 | 12,535 | Sep 2023 |
| 19 | nielsen.com | 8.75/10 | 89,300 | 35,566 | Feb 2025 |
| 20 | smugmug.com | 8.73/10 | 5,000 | 2,226 | Feb 2026 |
| 21 | docomo.ne.jp | 8.71/10 | 4,100 | 2,896 | Aug 2023 |
| 22 | overheid.nl | 8.68/10 | 690 | 96 | Apr 2025 |
| 23 | finra.org | 8.65/10 | 712,100 | 160,542 | May 2024 |
| 24 | newscientist.com | 8.65/10 | 331,600 | 163,590 | May 2021 |
| 25 | uq.edu.au | 8.65/10 | 9,700 | 1,554 | Nov 2023 |
| 26 | travail-emploi.gouv.fr | 8.64/10 | 1,700 | 1,841 | Jun 2024 |
| 27 | meltwater.com | 8.59/10 | 52,800 | 17,181 | Dec 2022 |
| 28 | krakow.pl | 8.59/10 | 690 | 649 | Apr 2026 |
| 29 | prestashop.com | 8.58/10 | 1,300 | 2,024 | Feb 2021 |
| 30 | service-public.gouv.fr | 8.57/10 | 27,100 | 10,448 | Nov 2025 |
| 31 | sudouest.fr | 8.57/10 | 12,100 | 26,518 | Jan 2025 |
| 32 | accor.com | 8.55/10 | - | - | Apr 2025 |
| 33 | fullstory.com | 8.54/10 | 40,900 | 5,026 | Jan 2024 |
| 34 | ubisoft.com | 8.53/10 | 978,000 | 118,412 | Apr 2022 |
| 35 | nrdc.org | 8.53/10 | 237,300 | 82,287 | Nov 2023 |
| 36 | vwo.com | 8.51/10 | 18,200 | 5,026 | Jun 2026 |
| 37 | nzherald.co.nz | 8.51/10 | 214,600 | 228,829 | Sep 2023 |
| 38 | latribune.fr | 8.51/10 | 1,600 | 3,943 | Jun 2025 |
| 39 | lexisnexis.com | 8.50/10 | 76,100 | 28,115 | Nov 2024 |
| 40 | auone.jp | 8.49/10 | - | - | Aug 2023 |
| 41 | franceinfo.fr | 8.49/10 | 22,100 | 14,185 | Jun 2025 |
| 42 | tno.nl | 8.48/10 | 4,400 | 2,178 | Sep 2023 |
| 43 | sprinklr.com | 8.47/10 | 55,400 | 23,506 | Jul 2026 |
| 44 | patagonia.com | 8.47/10 | 1,257,300 | 310,910 | Oct 2023 |
| 45 | leprogres.fr | 8.47/10 | 2,800 | 8,672 | Feb 2021 |
| 46 | logitech.com | 8.45/10 | 690,100 | 162,287 | Jan 2025 |
| 47 | laposte.fr | 8.44/10 | 16,300 | 4,767 | Feb 2021 |
| 48 | tate.org.uk | 8.44/10 | 721,100 | 81,293 | Feb 2021 |
| 49 | francetravail.fr | 8.42/10 | 4,500 | 5,378 | Aug 2026 |
| 50 | sky.it | 8.38/10 | 750 | 789 | Mar 2026 |
| 51 | newsday.com | 8.37/10 | 310,200 | 246,022 | Feb 2021 |
| 52 | plannedparenthood.org | 8.36/10 | 1,044,300 | 210,140 | Feb 2021 |
| 53 | tf1.fr | 8.36/10 | 38,600 | 11,800 | Feb 2021 |
| 54 | tf1info.fr | 8.35/10 | 13,300 | 21,045 | Aug 2022 |
| 55 | alamy.com | 8.30/10 | 2,273,900 | 2,478,354 | Feb 2024 |
| 56 | exeter.ac.uk | 8.30/10 | 19,000 | 11,669 | Feb 2021 |
| 57 | goto.com | 8.29/10 | 97,100 | 17,423 | Aug 2023 |
| 58 | habitat.org | 8.29/10 | 915,100 | 159,429 | Feb 2024 |
| 59 | dmm.com | 8.28/10 | 130 | 101 | Jul 2024 |
| 60 | metricool.com | 8.27/10 | 46,500 | 35,364 | Dec 2025 |
| 61 | americanaddictioncenters.org | 8.27/10 | 438,100 | 101,512 | Feb 2021 |
| 62 | amnh.org | 8.27/10 | 1,084,500 | 117,685 | Sep 2023 |
| 63 | suse.com | 8.26/10 | 8,100 | 6,755 | Feb 2021 |
| 64 | earthlink.net | 8.26/10 | 135,700 | 23,270 | Jan 2024 |
| 65 | abtasty.com | 8.25/10 | 11,400 | 2,255 | Feb 2021 |
| 66 | confluent.io | 8.25/10 | 78,000 | 5,981 | May 2025 |
| 67 | croix-rouge.fr | 8.24/10 | 830 | 769 | Feb 2021 |
| 68 | seagate.com | 8.23/10 | 152,000 | 31,531 | Jul 2025 |
| 69 | beatport.com | 8.21/10 | 64,300 | 49,747 | Feb 2025 |
| 70 | topuniversities.com | 8.20/10 | 1,259,100 | 112,625 | Feb 2025 |
| 71 | skift.com | 8.18/10 | 45,700 | 30,828 | May 2024 |
| 72 | wwf.org.uk | 8.16/10 | 272,500 | 41,647 | Sep 2023 |
| 73 | doctissimo.fr | 8.16/10 | 3,100 | 7,178 | Jun 2022 |
| 74 | au.com | 8.15/10 | 3,100 | 1,693 | Jan 2024 |
| 75 | postnl.nl | 8.15/10 | 3,700 | 5,018 | May 2023 |
| 76 | corsair.com | 8.14/10 | 627,300 | 87,714 | Apr 2026 |
| 77 | telefonica.com | 8.14/10 | 36,300 | 15,597 | Jan 2024 |
| 78 | imd.org | 8.13/10 | 72,300 | 30,194 | Apr 2024 |
| 79 | tvn24.pl | 8.12/10 | 6,700 | 6,494 | Jun 2023 |
| 80 | la-croix.com | 8.11/10 | 3,100 | 7,560 | Feb 2021 |
| 81 | leetchi.com | 8.07/10 | 180 | 221 | Feb 2021 |
| 82 | mybigcommerce.com | 8.06/10 | - | - | Oct 2022 |
| 83 | seetickets.com | 8.06/10 | 13,100 | 9,815 | Mar 2024 |
| 84 | puma.com | 8.06/10 | - | - | Sep 2023 |
| 85 | freee.co.jp | 8.06/10 | 5 | 17 | Dec 2023 |
| 86 | estrepublicain.fr | 8.05/10 | 3,400 | 7,585 | Feb 2021 |
| 87 | moneysavingexpert.com | 8.04/10 | 96,700 | 89,689 | May 2026 |
| 88 | ilpost.it | 8.04/10 | 2,700 | 3,797 | Sep 2026 |
| 89 | ledger.com | 8.03/10 | 91,300 | 15,850 | Jun 2023 |
| 90 | openvpn.net | 8.02/10 | 37,000 | 23,557 | Sep 2023 |
| 91 | razer.com | 8.01/10 | 463,900 | 129,934 | Oct 2022 |
| 92 | gupy.io | 8.01/10 | 1,100 | 512 | Apr 2021 |
| 93 | caissedesdepots.fr | 8.00/10 | 440 | 194 | Mar 2021 |
| 94 | mews.com | 7.98/10 | 17,200 | 6,951 | Mar 2025 |
| 95 | gobankingrates.com | 7.98/10 | 327,100 | 198,316 | Apr 2022 |
| 96 | dpd.com | 7.97/10 | 15,800 | 7,660 | Feb 2021 |
| 97 | marketscreener.com | 7.97/10 | 504,400 | 292,572 | May 2026 |
| 98 | lululemon.com | 7.96/10 | - | - | May 2024 |
| 99 | acefitness.org | 7.95/10 | 496,000 | 50,111 | Oct 2022 |
| 100 | chanel.com | 7.94/10 | 640,700 | 287,959 | Sep 2021 |
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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