Websites Powered by Immutable.js

15,506 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

Domains observed using Immutable.js in each month's HTTP Archive crawl, Jun 2018 to Oct 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 1,888 Immutable.js sites with Chrome UX data, p75 values, Sep 2026.

Top countries

United States 1,038
Canada 560
United Kingdom 182
India 152
Portugal 140
Germany 133
Spain 124
France 120

Sites using Immutable.js by audience country, Chrome UX Report.

Usage by industry

IndustryShareWebsites
Automotive 0.41% 340
Sports and fitness 0.29% 63
Real estate <0.01% 4
Software and apps <0.01% 3
Education <0.01% 1
Retail <0.01% 4
Restaurants and food <0.01% 1

Share of each industry's websites with a detected stack that use Immutable.js; industries come from what sites declare in their own structured data.

Top sites by authority

9+ 0% · 0 of 372 sites
8+ <1% · 7 of 7,677 sites
7+ <1% · 16 of 45,712 sites
6+ <1% · 23 of 110,136 sites
5+ <1% · 33 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

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
301 eliteford.com 0.96/10 - - Jul 2021
302 okna-hned.sk 0.96/10 - - Sep 2026
303 hondaterrebonne.com 0.96/10 - - Feb 2020
304 stricklandsgm.com 0.95/10 - - Nov 2023
305 hvacrstore.net 0.95/10 - - Jul 2021
306 vimonttoyotalaval.com 0.95/10 - - Dec 2024
307 fishon5th.com 0.95/10 - - Jun 2020
308 mercedes-benz-boucherville.ca 0.94/10 - - Jun 2022
309 mercedes-benz-rivesud.ca 0.93/10 - - May 2024
310 kellernewyork.com 0.93/10 - - Jun 2021
311 erapickleball.com 0.93/10 - - Jun 2023
312 prairiebadminton.ca 0.92/10 - - Apr 2026
313 ablakok-most.hu 0.91/10 2 4 Sep 2026
314 northyorkkia.ca 0.91/10 - - Jul 2021
315 picklenpins.com 0.91/10 - - Nov 2024
316 padelplus.com.hk 0.91/10 - - Oct 2023
317 mattspickleandpadel.com 0.90/10 - - Mar 2025
318 decarie.com 0.90/10 - - Jan 2019
319 aldelo.express 0.90/10 - - Dec 2023
320 mercedes-benz-north-vancouver.ca 0.89/10 - - Dec 2019
321 gvw.ca 0.88/10 - - Mar 2026
322 wolfeborodockside.com 0.88/10 - - Aug 2022
323 infinitinorthvancouver.ca 0.87/10 - - Jul 2021
324 tazaparkvw.com 0.86/10 - - Mar 2026
325 animovel.pt 0.86/10 - 2 Jan 2022
326 portugalfinest.pt 0.86/10 - - Oct 2021
327 accestoyota.ca 0.86/10 - 8 Aug 2021
328 newsudburyvw.ca 0.86/10 - - Mar 2026
329 chvw.ca 0.86/10 - - Oct 2019
330 mercedes-benz-blainville.ca 0.85/10 - - Mar 2019
331 centennialkia.ca 0.85/10 - - Aug 2021
332 401dixiemazda.ca 0.84/10 49 69 Jan 2021
333 landrovernorthvancouver.ca 0.84/10 - - Aug 2025
334 racetoyota.ca 0.84/10 - - Oct 2026
335 bmwroyaloak.ca 0.84/10 - - Nov 2024
336 littlechevrolet.ca 0.83/10 - - Feb 2026
337 roomoneeleven.com 0.83/10 - - Sep 2021
338 popularvw.com 0.83/10 - - Mar 2026
339 pickleballpalace.com.au 0.83/10 - - Feb 2026
340 infinitiregina.ca 0.83/10 - - Dec 2021
341 mercedes-benz-richmond.ca 0.83/10 - - Jul 2021
342 oakvillehonda.ca 0.82/10 - - Jul 2021
343 reginaacura.ca 0.82/10 - - Jun 2021
344 nativeamericancraftshop.com 0.82/10 - - Nov 2022
345 pintarolas.pt 0.82/10 - - Apr 2024
346 straightlinekiamh.ca 0.82/10 - - Apr 2025
347 squeezepickleball.ca 0.82/10 - - Jan 2025
348 automont.ca 0.82/10 250 122 Jun 2026
349 complexevw440.com 0.81/10 - - Sep 2020
350 mediapromexico.tv 0.81/10 - - Aug 2025
351 lallierhondahull.com 0.81/10 - - Jan 2019
352 infinitinorthcalgary.ca 0.81/10 - - Apr 2025
353 southsidenissan.ca 0.81/10 - - Jul 2021
354 kiachambly.ca 0.81/10 - - Sep 2022
355 kingmazda.ca 0.81/10 - - Jun 2020
356 lloydminsterhonda.ca 0.81/10 - - Nov 2023
357 airportmazda.ca 0.81/10 43 24 Jan 2025
358 manja.pt 0.80/10 - - Aug 2025
359 triplesevenchrysler.ca 0.80/10 - - Dec 2020
360 stationcities.com 0.79/10 - - Sep 2020
361 whitbytoyota.com 0.79/10 - - Feb 2019
362 bluffcitypickleball.com 0.79/10 - - Apr 2024
363 villatoyota.com 0.79/10 - - May 2022
364 calgarybmw.ca 0.79/10 - - Sep 2019
365 volvocarsrichmond.ca 0.79/10 - - Jul 2023
366 paulalbertchevrolet.com 0.78/10 - - May 2020
367 smashx.com.au 0.78/10 - - Apr 2024
368 mercedes-benz-langley.ca 0.78/10 - - Dec 2019
369 bmwaurora.ca 0.78/10 - - Dec 2022
370 cadillacileperrot.ca 0.78/10 - - Mar 2020
371 kitchn.club 0.78/10 - - Mar 2025
372 alumcreekdogpark.com 0.77/10 - - Sep 2021
373 pickleballerz.com.au 0.76/10 - - Oct 2025
374 stackdpb.com 0.75/10 - - Jan 2025
375 autoshouse.com 0.75/10 59 46 Feb 2026
376 discoveryhonda.com 0.75/10 - - Jun 2026
377 miamishorestennis.com 0.75/10 - - Dec 2022
378 chartrandford.com 0.75/10 - - Nov 2022
379 gamepoint.au 0.75/10 - - Jan 2026
380 212hk.com 0.74/10 - 1 Aug 2025
381 derytoyota.com 0.74/10 - - Nov 2021
382 dynaselimpex.com 0.74/10 - - Jun 2026
383 erinparktoyota.com 0.73/10 - - Jan 2019
384 bridgewaterhonda.com 0.72/10 - - Jun 2023
385 morrisrealtysa.com 0.72/10 - - Nov 2022
386 gilliesteam.com 0.71/10 - - Jul 2020
387 centennialhonda.com 0.71/10 - - Jun 2023
388 bellevilletoyota.com 0.71/10 140 515 Jan 2019
389 brimelltoyota.com 0.71/10 - - Apr 2024
390 ogrodniczy-sklep.pl 0.71/10 - - Jun 2021
391 vwlauzonblainville.com 0.70/10 - - Jul 2020
392 nicol-auto.com 0.70/10 - - Mar 2020
393 pompanobeachaquaticcenter.com 0.70/10 - - Jul 2021
394 mcdonaldnissan.com 0.70/10 - - Jul 2021
395 spinellihonda.com 0.70/10 - - Aug 2021
396 thekingofpadel.com 0.69/10 - - Sep 2025
397 skleplampy.pl 0.69/10 - - Apr 2019
398 100pak.pl 0.69/10 - 1 Jun 2020
399 kiamatane.com 0.68/10 - - Nov 2021
400 subarumetropolitain.com 0.68/10 - - Feb 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) →

Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).

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