Websites Powered by FlagSmith
1,117 websites tracked using FlagSmith (Feature management) · flagsmith.com
FlagSmith is a feature-flag and experimentation management tool. Its official site is flagsmith.com. PoweredBy tracks the websites that use FlagSmith across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the feature management ecosystem.
Usage trend
200
400
600
800
Aug 2021
Nov 2022
Mar 2024
Jun 2025
Sep 2026
Domains observed using FlagSmith in each month's HTTP Archive crawl,
Aug 2021 to Sep 2026 · peak 729 in Apr 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 746 FlagSmith sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
401
United Kingdom
305
India
244
Canada
210
Germany
169
France
167
Netherlands
146
Brazil
141
Sites using FlagSmith by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Finance and insurance | 0.04% | 7 |
| Games | 0.02% | 1 |
| Software and apps | 0.02% | 23 |
| Education | 0.01% | 5 |
| Healthcare | <0.01% | 6 |
| Retail | <0.01% | 15 |
| Professional services | <0.01% | 2 |
| Arts and entertainment | <0.01% | 2 |
| News and media | <0.01% | 1 |
Share of each industry's websites with a detected stack that use FlagSmith; industries come from what sites declare in their own structured data.
Top sites by authority
9+
<1% · 3 of 372 sites
8+
<1% · 23 of 7,677 sites
7+
<1% · 56 of 45,712 sites
6+
<1% · 87 of 110,136 sites
5+
<1% · 115 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running FlagSmith in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using FlagSmith
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | frontiersin.org | 9.06/10 | 869,400 | 706,983 | Jul 2026 |
| 2 | wistia.com | 9.00/10 | 25,600 | 10,231 | Aug 2025 |
| 3 | upenn.edu | 9.00/10 | 178,900 | 4,794 | Mar 2026 |
| 4 | utoronto.ca | 8.81/10 | 42,800 | 10,094 | Sep 2023 |
| 5 | pa.gov | 8.78/10 | 3,807,400 | 1,087,569 | Aug 2024 |
| 6 | gov.bc.ca | 8.69/10 | 2,200 | 880 | Mar 2025 |
| 7 | lse.ac.uk | 8.67/10 | 60,400 | 38,566 | Apr 2025 |
| 8 | dc.gov | 8.67/10 | 99,400 | 10,148 | May 2024 |
| 9 | uq.edu.au | 8.65/10 | 9,700 | 1,554 | Oct 2024 |
| 10 | ucsc.edu | 8.56/10 | 72,800 | 11,228 | Jun 2026 |
| 11 | rice.edu | 8.56/10 | 255,400 | 12,718 | Oct 2023 |
| 12 | udel.edu | 8.55/10 | 157,300 | 39,674 | May 2025 |
| 13 | syr.edu | 8.50/10 | - | - | Jun 2023 |
| 14 | ford.com | 8.47/10 | 4,207,400 | 404,686 | Sep 2022 |
| 15 | nfl.com | 8.47/10 | 23,900,200 | 661,749 | May 2024 |
| 16 | american.edu | 8.46/10 | 284,900 | 63,463 | Jul 2025 |
| 17 | todoist.com | 8.29/10 | 121,700 | 18,852 | Jul 2023 |
| 18 | uhc.com | 8.25/10 | 1,963,700 | 235,514 | Sep 2022 |
| 19 | snf.ch | 8.08/10 | 3,000 | 1,225 | Jun 2023 |
| 20 | 6sense.com | 8.04/10 | 22,400 | 16,089 | Jan 2026 |
| 21 | techstars.com | 8.03/10 | 8,100 | 7,944 | Aug 2026 |
| 22 | agorapulse.com | 8.02/10 | 15,100 | 11,473 | May 2025 |
| 23 | liverpool.ac.uk | 8.01/10 | 20,200 | 13,785 | Nov 2024 |
| 24 | wesleyan.edu | 7.91/10 | 108,100 | 19,391 | Jul 2026 |
| 25 | lmu.edu | 7.84/10 | 152,300 | 12,398 | Jun 2023 |
| 26 | soas.ac.uk | 7.83/10 | 11,900 | 7,702 | Feb 2026 |
| 27 | underarmour.com | 7.78/10 | 807,900 | 191,835 | Oct 2025 |
| 28 | recruitcrm.io | 7.72/10 | 3,600 | 3,853 | Aug 2022 |
| 29 | iconosquare.com | 7.71/10 | 4,400 | 3,984 | Dec 2025 |
| 30 | axis.com | 7.70/10 | 95,900 | 27,995 | Mar 2025 |
| 31 | sandbox.game | 7.67/10 | 9,600 | 5,607 | Oct 2022 |
| 32 | gettysburg.edu | 7.67/10 | 25,900 | 9,024 | Jul 2025 |
| 33 | rudderstack.com | 7.66/10 | 5,700 | 3,530 | Jan 2026 |
| 34 | towson.edu | 7.62/10 | 193,800 | 44,111 | Jun 2023 |
| 35 | serasaexperian.com.br | 7.56/10 | 780 | 1,158 | Oct 2025 |
| 36 | bannerhealth.com | 7.46/10 | 720,300 | 244,809 | Apr 2026 |
| 37 | homelight.com | 7.45/10 | 134,700 | 77,338 | Sep 2022 |
| 38 | caa.ca | 7.41/10 | 33,200 | 3,076 | Mar 2026 |
| 39 | getepic.com | 7.41/10 | 1,069,000 | 56,820 | May 2023 |
| 40 | malakoffhumanis.com | 7.40/10 | 630 | 379 | Dec 2024 |
| 41 | vch.ca | 7.40/10 | 13,300 | 9,496 | Sep 2025 |
| 42 | ncdcr.gov | 7.40/10 | 440 | 102 | Jul 2023 |
| 43 | lawnstarter.com | 7.38/10 | 258,200 | 89,610 | Sep 2024 |
| 44 | knack.com | 7.33/10 | 18,000 | 6,195 | Sep 2023 |
| 45 | sma.de | 7.33/10 | 1,500 | 764 | Apr 2026 |
| 46 | samford.edu | 7.32/10 | 62,100 | 18,564 | Feb 2024 |
| 47 | bluecross.ca | 7.17/10 | 2,300 | 531 | Mar 2026 |
| 48 | jerseymikes.com | 7.12/10 | 1,147,400 | 112,872 | Jul 2026 |
| 49 | trueid.net | 7.09/10 | 470 | 85 | Nov 2025 |
| 50 | heijmans.nl | 7.08/10 | 5 | 58 | Feb 2026 |
| 51 | islandhealth.ca | 7.07/10 | 8,600 | 7,956 | Jun 2024 |
| 52 | dash.app | 7.06/10 | 3,900 | 1,721 | Aug 2022 |
| 53 | brella.io | 7.02/10 | 230 | 266 | Sep 2021 |
| 54 | imb.org | 7.02/10 | 19,300 | 9,300 | Jul 2024 |
| 55 | pella.com | 7.01/10 | 195,500 | 38,917 | Aug 2022 |
| 56 | vattenfall.nl | 7.01/10 | 44 | 173 | Feb 2025 |
| 57 | sunrun.com | 6.92/10 | 53,200 | 9,350 | Oct 2023 |
| 58 | pasadena.edu | 6.91/10 | 94,400 | 15,628 | Jan 2025 |
| 59 | cytivalifesciences.com | 6.87/10 | 21,900 | 10,059 | Feb 2026 |
| 60 | biorender.com | 6.87/10 | 54,900 | 17,060 | Oct 2021 |
| 61 | lawnlove.com | 6.84/10 | 149,200 | 71,041 | Sep 2024 |
| 62 | winterthur.org | 6.76/10 | 32,800 | 13,681 | Nov 2024 |
| 63 | tg.org.au | 6.75/10 | 1,300 | 1,766 | Aug 2025 |
| 64 | amdigital.co.uk | 6.73/10 | 1,800 | 1,526 | Jan 2024 |
| 65 | adimpact.com | 6.71/10 | 400 | 125 | Sep 2026 |
| 66 | creditas.com | 6.64/10 | 1,300 | 700 | Jul 2024 |
| 67 | nationalcowboymuseum.org | 6.62/10 | 61,700 | 6,562 | Jun 2025 |
| 68 | sarvam.ai | 6.60/10 | 860 | 313 | Apr 2026 |
| 69 | inspire.com | 6.56/10 | 63,900 | 140,780 | Dec 2025 |
| 70 | ama.ab.ca | 6.53/10 | 15,600 | 7,379 | Mar 2026 |
| 71 | eru.gov.cz | 6.52/10 | 13 | 37 | Apr 2026 |
| 72 | delphidigital.io | 6.52/10 | 190 | 32 | May 2022 |
| 73 | greenchoice.nl | 6.48/10 | 8 | 42 | Jul 2024 |
| 74 | freedommobile.ca | 6.42/10 | 13,800 | 5,598 | Nov 2022 |
| 75 | moonbeam.network | 6.42/10 | 230 | 89 | Apr 2023 |
| 76 | pontotel.com.br | 6.38/10 | 240 | 491 | Nov 2024 |
| 77 | bravostudio.app | 6.33/10 | 1,600 | 144 | May 2022 |
| 78 | serenis.it | 6.28/10 | 160 | 174 | Dec 2022 |
| 79 | ekwateur.fr | 6.28/10 | 120 | 287 | Jan 2026 |
| 80 | invoicesimple.com | 6.27/10 | 237,400 | 13,707 | Dec 2022 |
| 81 | holidaycottages.co.uk | 6.24/10 | 2,800 | 6,415 | Jun 2026 |
| 82 | brightmls.com | 6.16/10 | 51,400 | 5,091 | Oct 2025 |
| 83 | roobet.com | 6.14/10 | 2,400 | 2,226 | Apr 2025 |
| 84 | flagsmith.com | 6.12/10 | 260 | 314 | Jul 2025 |
| 85 | heidihealth.com | 6.12/10 | 22,800 | 7,825 | Mar 2026 |
| 86 | transak.com | 6.11/10 | 2,700 | 2,315 | Feb 2025 |
| 87 | vanmossel.nl | 6.03/10 | 42 | 183 | Apr 2026 |
| 88 | primary.com | 5.98/10 | 25,400 | 10,916 | Mar 2025 |
| 89 | zaptec.com | 5.85/10 | 36 | 108 | May 2023 |
| 90 | trihealth.com | 5.82/10 | 116,700 | 49,263 | Jul 2025 |
| 91 | shapr3d.com | 5.76/10 | 9,200 | 7,987 | Oct 2021 |
| 92 | v2cloud.com | 5.71/10 | 18,500 | 6,834 | Sep 2026 |
| 93 | wine.com.br | 5.71/10 | 320 | 343 | Jul 2026 |
| 94 | ocas.ca | 5.59/10 | 580 | 146 | Dec 2025 |
| 95 | glasgow.ac.uk | 5.57/10 | - | - | Sep 2026 |
| 96 | getmunch.com | 5.54/10 | 12,800 | 812 | Nov 2023 |
| 97 | floki.com | 5.45/10 | 520 | 116 | Sep 2024 |
| 98 | sygnum.com | 5.44/10 | 410 | 301 | Dec 2024 |
| 99 | rebag.com | 5.42/10 | 46,900 | 10,898 | Nov 2023 |
| 100 | epsor.fr | 5.41/10 | 58 | 59 | Nov 2022 |
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).