Websites Powered by Polyfill
743,597 websites tracked using Polyfill (JavaScript libraries) · polyfill.io
Polyfill is a JavaScript library used to add functionality to web pages. Its official site is polyfill.io. PoweredBy tracks the websites that use Polyfill 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
200K
400K
600K
Aug 2018
Aug 2020
Jul 2022
Jul 2024
Jun 2026
Domains observed using Polyfill in each month's HTTP Archive crawl,
Aug 2018 to Jun 2026 · peak 551,475 in Feb 2024. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 69,782 Polyfill sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
27,575
United Kingdom
11,713
India
11,069
Canada
9,924
Brazil
9,305
France
9,287
Germany
9,145
Japan
8,150
Sites using Polyfill by audience country, Chrome UX Report.
Top sites by authority
9+
4% · 15 of 372 sites
8+
2% · 123 of 7,677 sites
7+
<1% · 289 of 45,712 sites
6+
<1% · 478 of 110,136 sites
5+
<1% · 728 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Polyfill in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Polyfill
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 6201 | listed.nl | 1.98/10 | - | - | Mar 2024 |
| 6202 | litecohospitality.com.au | 1.24/10 | - | - | Aug 2022 |
| 6203 | lithome.lt | 1.74/10 | - | - | Nov 2020 |
| 6204 | litpla.com | 4.87/10 | - | - | Jan 2023 |
| 6205 | littlecigogne.com | 2.88/10 | - | - | Dec 2019 |
| 6206 | littleshopofproper.com | 1.46/10 | - | - | Jan 2023 |
| 6207 | livatwinterpark.com | 0.47/10 | - | - | Jul 2021 |
| 6208 | liveabc.com | 3.87/10 | - | - | May 2019 |
| 6209 | livecorona.co.kr | 0.92/10 | - | - | Apr 2020 |
| 6210 | livemaplesquare.com | 0.80/10 | - | - | Feb 2025 |
| 6211 | livinghouse.co.uk | 2.30/10 | - | - | Oct 2022 |
| 6212 | livinghouse.fr | 0.38/10 | - | - | Oct 2023 |
| 6213 | liviualexa.com | 0.42/10 | - | - | Feb 2022 |
| 6214 | livonthegreen.com | 0.47/10 | - | - | Jun 2022 |
| 6215 | llracing.it | 0.34/10 | - | - | Dec 2022 |
| 6216 | lmazone.com | 0.10/10 | - | - | Sep 2022 |
| 6217 | lmrlawyers.com | 0.97/10 | - | - | Apr 2019 |
| 6218 | loanmanagement.net | - | - | - | Sep 2025 |
| 6219 | locale.pt | 1.19/10 | - | - | May 2021 |
| 6220 | localflirtations.com | - | - | - | Mar 2026 |
| 6221 | localino-stay.com | 0.40/10 | - | - | Aug 2024 |
| 6222 | locallyintimate.com | - | - | - | May 2024 |
| 6223 | localsnog.co.uk | 0.35/10 | - | - | Sep 2023 |
| 6224 | localswithflirts.com | 0.10/10 | - | - | Apr 2025 |
| 6225 | locandadellarcimboldo.it | 0.53/10 | - | - | Jun 2025 |
| 6226 | locandadelledera.it | 0.61/10 | - | - | Oct 2022 |
| 6227 | locandazanella.com | 0.40/10 | - | - | Apr 2022 |
| 6228 | locationagent.de | 1.28/10 | - | - | Jan 2019 |
| 6229 | locationinc.com | 2.85/10 | - | - | Jan 2019 |
| 6230 | locationminibus.fr | 1.40/10 | - | - | Mar 2020 |
| 6231 | lochshoek.co.za | 0.22/10 | - | - | Mar 2022 |
| 6232 | locimed.it | - | - | - | Jul 2022 |
| 6233 | locomotive.ca | 6.00/10 | 3,500 | 131 | Feb 2026 |
| 6234 | lodkar.bg | 0.45/10 | - | - | Jun 2023 |
| 6235 | lodki-tver.ru | 0.24/10 | - | - | May 2022 |
| 6236 | log-build.com | 2.60/10 | - | - | Apr 2023 |
| 6237 | logicbeauty.jp | 1.78/10 | - | - | Dec 2022 |
| 6238 | loginmumbai.org | 0.23/10 | - | - | Aug 2022 |
| 6239 | logisa.com | 0.12/10 | - | - | Mar 2020 |
| 6240 | lohjanpallo.fi | 1.55/10 | - | - | Oct 2019 |
| 6241 | lohjanpyora.fi | 0.69/10 | - | - | Aug 2022 |
| 6242 | loicx-girls.com | 1.60/10 | - | - | Aug 2019 |
| 6243 | loighic.net | 0.98/10 | - | - | Aug 2022 |
| 6244 | loipe-aeschi-suld.ch | 1.66/10 | - | - | Mar 2023 |
| 6245 | lojagalaxygeek.com.br | - | - | - | Dec 2024 |
| 6246 | lok.com.ua | 0.20/10 | - | - | Jan 2026 |
| 6247 | loka.world | - | - | - | Aug 2022 |
| 6248 | lokalehelden.be | 2.76/10 | - | - | Mar 2024 |
| 6249 | lokalizo.pl | 2.51/10 | - | - | Feb 2022 |
| 6250 | lokalnespotkania.com | - | - | - | Feb 2025 |
| 6251 | lolpartycentre.com | 0.23/10 | - | - | Feb 2022 |
| 6252 | lombard-servis.by | 0.57/10 | - | - | Mar 2021 |
| 6253 | londonshop-original.com | 0.29/10 | - | - | Mar 2023 |
| 6254 | londontranslations.co.uk | 3.29/10 | - | - | May 2019 |
| 6255 | lonelyoakradio.com | 1.45/10 | - | - | Dec 2021 |
| 6256 | lookingforlocals.co.uk | - | - | - | Jul 2024 |
| 6257 | lookingoodmobilevaleting.com | 0.10/10 | - | - | Apr 2025 |
| 6258 | loomi.site | 0.54/10 | - | - | Oct 2023 |
| 6259 | loopcv.pro | 5.41/10 | 1,600 | 1,870 | Feb 2022 |
| 6260 | loreland.com.ph | 0.70/10 | - | - | Mar 2019 |
| 6261 | losangelesbarbershop.it | - | - | - | Jan 2023 |
| 6262 | loschozosvalledeljerte.com | 0.28/10 | - | - | May 2021 |
| 6263 | lotos-seversk.ru | - | - | - | Dec 2023 |
| 6264 | lotusbook247.bet | 0.42/10 | - | - | Jan 2021 |
| 6265 | loulelocal.pt | 1.95/10 | - | - | Mar 2021 |
| 6266 | louvea-evreux.fr | 1.21/10 | - | - | Oct 2022 |
| 6267 | louvea-lille.fr | 1.61/10 | - | - | Aug 2022 |
| 6268 | love2bemama.com | 2.45/10 | - | - | Feb 2020 |
| 6269 | lovealfa.co.uk | 0.37/10 | - | - | Jul 2021 |
| 6270 | lovedayandpartners.com | 1.29/10 | - | - | Aug 2022 |
| 6271 | lovellsproperty.com | 0.72/10 | - | - | Dec 2020 |
| 6272 | lovexfood.com | 0.47/10 | - | - | Aug 2022 |
| 6273 | loveyou.jp | 2.92/10 | - | - | Sep 2019 |
| 6274 | lovo.hu | 0.99/10 | - | - | Aug 2022 |
| 6275 | lowrance.com | 5.89/10 | 39,700 | 12,130 | Feb 2022 |
| 6276 | loyme.com | - | - | - | Apr 2023 |
| 6277 | loza.wine | 0.25/10 | - | - | May 2024 |
| 6278 | lozaramazanov-online.ru | 0.31/10 | - | - | Jun 2024 |
| 6279 | lpbfrance.fr | 1.24/10 | - | - | Nov 2022 |
| 6280 | lpfactory.shop | 0.28/10 | - | - | Nov 2022 |
| 6281 | lpio.jp | 3.77/10 | - | - | Aug 2022 |
| 6282 | lrceurope.com | 1.24/10 | - | - | May 2021 |
| 6283 | lrneuron.cz | 1.17/10 | - | - | Aug 2022 |
| 6284 | lsfusion-erp.com | 1.04/10 | - | - | Jan 2023 |
| 6285 | lsfusion.org | 2.94/10 | - | - | Mar 2021 |
| 6286 | lsl.zone | 2.57/10 | - | - | Jun 2026 |
| 6287 | luascatering.com | 1.57/10 | - | - | Apr 2025 |
| 6288 | lubed.com | 3.28/10 | - | - | Jan 2019 |
| 6289 | lubinpex.com.pl | 1.80/10 | - | - | Nov 2023 |
| 6290 | lubricentroindi.com | 0.10/10 | - | - | Sep 2025 |
| 6291 | lucamarelli.it | 1.77/10 | - | - | Mar 2022 |
| 6292 | lucasoilairshows.com | 1.04/10 | - | - | Apr 2026 |
| 6293 | luchthaventaxivervoer.nl | 1.65/10 | - | - | Jun 2022 |
| 6294 | lucidity.io | 2.61/10 | - | - | Aug 2022 |
| 6295 | lucidobell.com | 0.41/10 | - | - | Jan 2023 |
| 6296 | luckystarsnake.jp | 0.45/10 | - | - | Mar 2023 |
| 6297 | luganocultura.ch | 2.85/10 | - | - | Aug 2022 |
| 6298 | lugbee.com | 2.63/10 | - | - | Oct 2024 |
| 6299 | luggage-musik.ru | 0.09/10 | - | - | Apr 2022 |
| 6300 | luguniv.edu.ua | 5.23/10 | 4 | 1 | Aug 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) →
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