Websites Powered by Immutable.js
15,546 websites tracked using Immutable.js (JavaScript libraries) · facebook.github.io
Immutable.js is a JavaScript library used to add functionality to web pages. Its official site is facebook.github.io. PoweredBy tracks the websites that use Immutable.js 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
2.5K
5K
7.5K
10K
Jun 2018
Jun 2020
Sep 2022
Sep 2024
Aug 2026
Domains observed using Immutable.js in each month's HTTP Archive crawl,
Jun 2018 to Aug 2026 · peak 9,925 in Dec 2020. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.6 s
INP 75 ms
CLS 0
TTFB 600 ms
Median site among 1,927 Immutable.js sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
1,058
Canada
566
United Kingdom
181
India
155
Portugal
138
Germany
135
France
130
Spain
121
Sites using Immutable.js by audience country, Chrome UX Report.
Top sites by authority
9+
0% · 0 of 372 sites
8+
<1% · 8 of 7,677 sites
7+
<1% · 18 of 45,712 sites
6+
<1% · 27 of 110,136 sites
5+
<1% · 38 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Immutable.js in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Immutable.js
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | sap.com | 8.83/10 | 526,000 | 58,757 | Jan 2019 |
| 2 | alibaba.com | 8.71/10 | 626,300 | 1,830,667 | Feb 2022 |
| 3 | americanexpress.com | 8.68/10 | 6,335,800 | 542,669 | Aug 2018 |
| 4 | aliexpress.com | 8.65/10 | 1,146,900 | 1,708,527 | Nov 2022 |
| 5 | godaddysites.com | 8.47/10 | - | - | Jun 2018 |
| 6 | umu.se | 8.37/10 | 3,300 | 3,203 | Sep 2022 |
| 7 | ufrj.br | 8.25/10 | 320 | 114 | Aug 2026 |
| 8 | inps.it | 8.24/10 | 3,600 | 3,743 | Jan 2023 |
| 9 | cdmx.gob.mx | 7.96/10 | 1,900 | 1,510 | Mar 2025 |
| 10 | bibliocommons.com | 7.91/10 | 57 | 69 | Aug 2018 |
| 11 | myheritage.com | 7.63/10 | 127,800 | 101,468 | Dec 2019 |
| 12 | netscout.com | 7.54/10 | 15,300 | 6,303 | Mar 2020 |
| 13 | azores.gov.pt | 7.36/10 | 1 | 2 | Apr 2024 |
| 14 | taiga.io | 7.32/10 | 2,600 | 1,713 | Aug 2018 |
| 15 | ele.me | 7.16/10 | 47 | 27 | Aug 2025 |
| 16 | managebuilding.com | 7.10/10 | - | - | Feb 2024 |
| 17 | fnac.pt | 7.06/10 | 2,700 | 7,419 | Feb 2026 |
| 18 | serralves.pt | 7.01/10 | 1,300 | 588 | Aug 2020 |
| 19 | ebc.net.tw | 6.98/10 | - | 7 | Aug 2018 |
| 20 | sistema.gov.br | 6.85/10 | - | - | Aug 2025 |
| 21 | sessionboard.com | 6.70/10 | 31 | 50 | Nov 2022 |
| 22 | nimblefins.co.uk | 6.65/10 | 1,500 | 2,499 | Jan 2019 |
| 23 | mysidewalk.com | 6.63/10 | 52 | 82 | May 2019 |
| 24 | gradepro.org | 6.38/10 | 380 | 363 | Jan 2019 |
| 25 | porto.pt | 6.32/10 | 51 | 124 | Oct 2020 |
| 26 | immutable-js.com | 6.25/10 | 160 | 79 | Sep 2021 |
| 27 | myheritage.com.br | 5.25/10 | 55 | 407 | Dec 2019 |
| 28 | myheritage.de | 5.84/10 | 90 | 225 | Dec 2019 |
| 29 | myheritage.dk | 4.69/10 | - | - | Dec 2019 |
| 30 | myheritage.es | 5.52/10 | 660 | 2,419 | Jul 2019 |
| 31 | myheritage.fi | 3.99/10 | - | - | Dec 2019 |
| 32 | myheritage.fr | 6.02/10 | 380 | 301 | Dec 2019 |
| 33 | myheritage.it | 4.69/10 | - | - | Dec 2019 |
| 34 | myheritage.nl | 5.88/10 | 320 | 153 | Dec 2019 |
| 35 | myheritage.no | 4.18/10 | - | - | Dec 2019 |
| 36 | myheritage.pl | 5.30/10 | 220 | 1,007 | Dec 2019 |
| 37 | myheritage.se | 4.74/10 | - | - | Dec 2019 |
| 38 | agenda-porto.pt | 3.25/10 | 91 | 200 | Jan 2024 |
| 39 | americanexpress.com.au | 3.81/10 | - | - | Nov 2023 |
| 40 | americanexpress.com.mx | 2.85/10 | - | - | May 2023 |
| 41 | chotto-ii.com | 0.12/10 | - | - | Sep 2019 |
| 42 | dagensmenu.dk | 3.21/10 | - | - | Jan 2019 |
| 43 | dilawri.ca | 3.51/10 | - | - | Oct 2019 |
| 44 | easyemployer.com | 0.50/10 | - | - | Jan 2019 |
| 45 | einetwork.net | 3.71/10 | - | - | Jul 2023 |
| 46 | imagensdemarca.pt | 4.56/10 | - | - | Jan 2019 |
| 47 | lexuslaval.ca | 0.51/10 | - | - | Jul 2021 |
| 48 | meblekolonialne24.pl | 1.02/10 | - | - | Mar 2020 |
| 49 | mebleniemieckie.pl | 1.43/10 | - | - | Sep 2023 |
| 50 | myheritage.at | 3.63/10 | - | - | Dec 2019 |
| 51 | myheritage.ch | 4.38/10 | - | - | Dec 2019 |
| 52 | myheritage.co.il | 4.69/10 | - | - | Dec 2019 |
| 53 | myheritage.com.hr | 3.37/10 | - | - | Dec 2019 |
| 54 | myheritage.com.pt | 3.90/10 | - | - | Dec 2019 |
| 55 | myheritage.com.tr | 3.81/10 | - | - | Dec 2019 |
| 56 | myheritage.com.ua | 3.92/10 | - | - | Dec 2019 |
| 57 | myheritage.cz | 5.11/10 | 13 | 44 | Dec 2019 |
| 58 | myheritage.gr | 3.76/10 | - | - | Dec 2019 |
| 59 | myheritage.hu | 3.63/10 | - | - | Dec 2019 |
| 60 | myheritage.lt | 3.53/10 | - | - | Dec 2019 |
| 61 | myheritage.lv | 3.38/10 | - | - | Dec 2019 |
| 62 | myheritage.ro | 3.65/10 | - | - | Dec 2019 |
| 63 | myheritage.si | 3.40/10 | - | - | Dec 2019 |
| 64 | myheritage.sk | 3.48/10 | - | - | Dec 2019 |
| 65 | myheritagelibraryedition.com | 3.13/10 | - | - | Feb 2025 |
| 66 | mylight-systems.com | 2.66/10 | - | - | Oct 2019 |
| 67 | oldnews.com | 3.49/10 | - | - | Mar 2025 |
| 68 | paturnpike.com | 5.77/10 | 284,600 | 45,285 | Dec 2021 |
| 69 | playbypoint.com | 4.84/10 | - | - | Sep 2022 |
| 70 | teega.my | 0.28/10 | - | - | Apr 2022 |
| 71 | trefis.com | 5.65/10 | 170,200 | 44,573 | Jul 2022 |
| 72 | unirmobilidade.pt | 3.13/10 | - | - | Dec 2023 |
| 73 | vicevi.hr | 0.39/10 | - | - | Jan 2019 |
| 74 | vodafoneparedesdecoura.com | 2.65/10 | - | - | Jun 2023 |
| 75 | whypaymore.co.kr | 2.58/10 | - | - | Aug 2018 |
| 76 | zamowposilek.pl | 3.64/10 | - | - | Aug 2023 |
| 77 | 100pak.pl | 0.69/10 | - | 1 | Jun 2020 |
| 78 | 23milhas.pt | 3.30/10 | 5 | 2 | May 2020 |
| 79 | 24hourpickleball.com | 0.48/10 | 140 | 77 | Jan 2025 |
| 80 | 401dixieinfiniti.ca | 1.02/10 | 56 | 65 | Jul 2021 |
| 81 | 401dixiekia.com | 0.47/10 | 60 | 276 | Oct 2022 |
| 82 | 401dixiemazda.ca | 0.84/10 | 49 | 69 | Jan 2021 |
| 83 | 401dixienissan.ca | 0.50/10 | 46 | 71 | Jun 2021 |
| 84 | 401dixievolkswagen.ca | 0.51/10 | 140 | 190 | Jan 2021 |
| 85 | 440chevroletlaval.com | 0.65/10 | 2 | 20 | Mar 2020 |
| 86 | abbeyrealty.com | 0.63/10 | 290 | 73 | Jul 2025 |
| 87 | acadiatoyota.com | 0.41/10 | 13 | 81 | May 2026 |
| 88 | accestoyota.ca | 0.86/10 | - | 8 | Aug 2021 |
| 89 | actionchevrolet.com | 0.29/10 | 4 | 29 | Nov 2023 |
| 90 | actionsportclub.co | 0.25/10 | - | - | Dec 2025 |
| 91 | acurabrossard.com | 0.29/10 | 2 | 31 | Nov 2023 |
| 92 | acuramontrealcentre.com | 0.12/10 | 15 | 73 | Apr 2026 |
| 93 | acuraoflangley.ca | 1.14/10 | 98 | 78 | Sep 2019 |
| 94 | acurapickering.com | 0.39/10 | 19 | 39 | Nov 2023 |
| 95 | acurasaintejulie.com | 0.30/10 | 4 | 39 | Nov 2023 |
| 96 | acurawest.ca | 0.58/10 | 25 | 34 | May 2024 |
| 97 | adamantbelieverscouncil.com | 0.10/10 | 50 | 20 | Dec 2021 |
| 98 | agenciadeempleosnyc.com | 0.10/10 | 110 | 52 | Aug 2022 |
| 99 | agincourtmazda.ca | 0.31/10 | 17 | 24 | Jan 2021 |
| 100 | aguadaspedras.com | 2.08/10 | 74 | 25 | Sep 2020 |
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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