Websites Powered by LazySizes
2,967,473 websites tracked using LazySizes (JavaScript libraries) · github.com
LazySizes is a JavaScript library used to add functionality to web pages. Its official site is github.com. PoweredBy tracks the websites that use LazySizes 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
500K
1M
1.5M
Feb 2022
Mar 2023
Apr 2024
May 2025
Jun 2026
Domains observed using LazySizes in each month's HTTP Archive crawl,
Feb 2022 to Jun 2026 · peak 1,192,952 in Mar 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.9 s
INP 75 ms
CLS 0
TTFB 800 ms
Median site among 985,907 LazySizes sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
293,143
Japan
100,688
United Kingdom
98,990
Germany
98,569
India
86,777
France
78,654
Brazil
75,213
Canada
73,480
Sites using LazySizes by audience country, Chrome UX Report.
Top sites by authority
9+
19% · 72 of 372 sites
8+
17% · 1,334 of 7,677 sites
7+
12% · 5,477 of 45,712 sites
6+
10% · 11,318 of 110,136 sites
5+
9% · 21,171 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running LazySizes in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using LazySizes
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 2901 | rnu.tn | 7.44/10 | - | - | Feb 2022 |
| 2902 | bernama.com | 7.44/10 | 7,600 | 9,246 | Feb 2022 |
| 2903 | mydomaine.com | 7.44/10 | 43,000 | 42,130 | Feb 2022 |
| 2904 | carnival.com | 7.44/10 | 1,113,700 | 237,652 | Feb 2022 |
| 2905 | musescore.com | 7.44/10 | 1,398,400 | 417,783 | Feb 2022 |
| 2906 | taichung.gov.tw | 7.44/10 | 5 | 22 | Feb 2022 |
| 2907 | activeminds.org | 7.44/10 | 6,100 | 2,679 | Mar 2024 |
| 2908 | irobot.com | 7.44/10 | 145,700 | 22,189 | Feb 2022 |
| 2909 | pizzahut.com | 7.44/10 | 2,357,300 | 137,069 | Nov 2023 |
| 2910 | betterworld.org | 7.44/10 | 13,100 | 6,324 | Feb 2022 |
| 2911 | givenow.com.au | 7.44/10 | 28 | 11 | Sep 2023 |
| 2912 | unitypoint.org | 7.44/10 | 744,900 | 203,679 | Aug 2022 |
| 2913 | barrierefreiheit-bw.de | 7.44/10 | 1 | 3 | Feb 2025 |
| 2914 | centres-sociaux.fr | 7.44/10 | 27 | 6 | Apr 2023 |
| 2915 | napier.ac.uk | 7.44/10 | 3,300 | 1,964 | Mar 2022 |
| 2916 | growthzoneapp.com | 7.44/10 | 75 | 14 | Aug 2022 |
| 2917 | airregi.jp | 7.44/10 | 15 | 27 | Feb 2022 |
| 2918 | ai-gakkai.or.jp | 7.44/10 | 3 | 13 | May 2024 |
| 2919 | ubergizmo.com | 7.44/10 | 26,700 | 21,035 | Feb 2022 |
| 2920 | jakarta.go.id | 7.44/10 | 240 | 52 | Feb 2022 |
| 2921 | wuppertal.de | 7.44/10 | 990 | 400 | Feb 2022 |
| 2922 | loudersound.com | 7.44/10 | 508,700 | 202,695 | Feb 2025 |
| 2923 | fdds.pl | 7.44/10 | 7 | 21 | Feb 2022 |
| 2924 | diariodepernambuco.com.br | 7.44/10 | 590 | 507 | May 2025 |
| 2925 | wdrb.com | 7.44/10 | 248,300 | 117,813 | Feb 2022 |
| 2926 | ukzn.ac.za | 7.44/10 | 1,400 | 957 | Feb 2022 |
| 2927 | dailycamera.com | 7.44/10 | 50,900 | 59,954 | Feb 2022 |
| 2928 | kingston.ac.uk | 7.44/10 | 10,400 | 3,536 | Apr 2025 |
| 2929 | journalstar.com | 7.44/10 | 25,800 | 28,655 | Feb 2022 |
| 2930 | bcrf.org | 7.44/10 | 42,200 | 6,961 | Jul 2025 |
| 2931 | kpi.ua | 7.44/10 | 1,400 | 577 | Aug 2022 |
| 2932 | newmuseum.org | 7.44/10 | 11,200 | 6,511 | Feb 2022 |
| 2933 | gamberorosso.it | 7.44/10 | 1,200 | 3,616 | May 2025 |
| 2934 | adticket.de | 7.44/10 | 83 | 513 | Feb 2022 |
| 2935 | tasteatlas.com | 7.44/10 | 396,600 | 165,959 | Nov 2025 |
| 2936 | l-bank.de | 7.44/10 | 36 | 168 | Feb 2022 |
| 2937 | colgate.edu | 7.44/10 | 70,700 | 13,686 | Aug 2022 |
| 2938 | beliefnet.com | 7.44/10 | 87,000 | 56,228 | Feb 2022 |
| 2939 | aueb.gr | 7.44/10 | 750 | 186 | Dec 2022 |
| 2940 | motherearthnews.com | 7.44/10 | 78,000 | 57,724 | Feb 2022 |
| 2941 | umms.org | 7.44/10 | 350,100 | 110,410 | Apr 2023 |
| 2942 | biola.edu | 7.44/10 | 66,000 | 31,598 | Feb 2022 |
| 2943 | adk.de | 7.44/10 | 74 | 68 | Aug 2022 |
| 2944 | univ-lemans.fr | 7.44/10 | 69 | 74 | Aug 2022 |
| 2945 | abmc.gov | 7.44/10 | 75,100 | 19,728 | Feb 2023 |
| 2946 | everytownresearch.org | 7.44/10 | 63,800 | 19,647 | Feb 2022 |
| 2947 | westminster-abbey.org | 7.44/10 | 240,400 | 19,518 | Feb 2022 |
| 2948 | macalester.edu | 7.44/10 | 31,200 | 14,513 | Feb 2022 |
| 2949 | pertanian.go.id | 7.44/10 | 89 | 51 | Feb 2022 |
| 2950 | utswmed.org | 7.44/10 | 473,200 | 177,582 | Feb 2022 |
| 2951 | thetrace.org | 7.44/10 | 17,000 | 10,199 | Feb 2022 |
| 2952 | rohto.co.jp | 7.44/10 | 140 | 33 | Feb 2022 |
| 2953 | ips-dc.org | 7.44/10 | 9,600 | 4,192 | Feb 2022 |
| 2954 | ert.gr | 7.44/10 | 490 | 361 | Jun 2023 |
| 2955 | ad-hoc-news.de | 7.44/10 | 10,000 | 6,840 | Feb 2022 |
| 2956 | omropfryslan.nl | 7.44/10 | 450 | 763 | Feb 2022 |
| 2957 | unr.edu.ar | 7.44/10 | 770 | 966 | Aug 2022 |
| 2958 | ufma.br | 7.44/10 | 18 | 11 | Feb 2022 |
| 2959 | upm.edu.my | 7.44/10 | 910 | 121 | Feb 2023 |
| 2960 | ac-lyon.fr | 7.44/10 | 49 | 202 | Jul 2022 |
| 2961 | swisstph.ch | 7.44/10 | 880 | 307 | May 2023 |
| 2962 | nestle.jp | 7.44/10 | 35 | 96 | Dec 2022 |
| 2963 | philips.nl | 7.44/10 | 210 | 335 | Feb 2022 |
| 2964 | sunnyday.jp | 7.44/10 | - | - | Apr 2024 |
| 2965 | yamaguchi-u.ac.jp | 7.44/10 | 91 | 66 | Sep 2022 |
| 2966 | today.it | 7.44/10 | 7,100 | 10,274 | Nov 2024 |
| 2967 | contraelcancer.es | 7.44/10 | 520 | 1,891 | Mar 2023 |
| 2968 | espn.com.au | 7.44/10 | 70,900 | 58,095 | Feb 2022 |
| 2969 | baystars.co.jp | 7.44/10 | 10,500 | 288 | Feb 2022 |
| 2970 | asmik-ace.co.jp | 7.44/10 | 53 | 3 | Sep 2023 |
| 2971 | zermatt.ch | 7.44/10 | 1 | 2 | Feb 2022 |
| 2972 | xii.jp | 7.44/10 | - | - | Apr 2022 |
| 2973 | thelivelovelaughfoundation.org | 7.43/10 | 340 | 869 | Feb 2022 |
| 2974 | lenobl.ru | 7.43/10 | 170 | 28 | Feb 2022 |
| 2975 | ewww.io | 7.43/10 | 1,800 | 75 | Feb 2022 |
| 2976 | nonprofithub.org | 7.43/10 | 3,100 | 2,350 | Feb 2022 |
| 2977 | signifyd.com | 7.43/10 | 2,700 | 1,114 | Nov 2024 |
| 2978 | etermin.net | 7.43/10 | 15 | 42 | Feb 2022 |
| 2979 | doxy.me | 7.43/10 | 32,500 | 1,744 | Feb 2022 |
| 2980 | wisestamp.com | 7.43/10 | 49,300 | 18,406 | Mar 2025 |
| 2981 | volkswagen-group.com | 7.43/10 | 100,400 | 11,298 | May 2023 |
| 2982 | doctoralia.es | 7.43/10 | 5,800 | 19,792 | Feb 2022 |
| 2983 | ottolenghi.co.uk | 7.43/10 | 19,900 | 7,827 | Feb 2022 |
| 2984 | osservatori.net | 7.43/10 | 26 | 48 | Sep 2024 |
| 2985 | memberclicks.com | 7.43/10 | 7,300 | 3,428 | Feb 2022 |
| 2986 | lufthansagroup.com | 7.43/10 | 34,100 | 2,416 | Feb 2022 |
| 2987 | bensound.com | 7.43/10 | 51,400 | 14,321 | Mar 2026 |
| 2988 | autismsociety.org | 7.43/10 | 8,000 | 2,589 | Feb 2022 |
| 2989 | retty.me | 7.43/10 | 710 | 1,854 | Feb 2022 |
| 2990 | careerexplorer.com | 7.43/10 | 313,400 | 104,757 | Feb 2022 |
| 2991 | life.church | 7.43/10 | 39,100 | 17,216 | Feb 2022 |
| 2992 | pga.com | 7.43/10 | 201,000 | 88,121 | Mar 2022 |
| 2993 | solaredge.com | 7.43/10 | 34,200 | 7,860 | May 2026 |
| 2994 | tiget.net | 7.43/10 | 51 | 101 | Feb 2022 |
| 2995 | zynga.com | 7.43/10 | 35,300 | 14,109 | Feb 2022 |
| 2996 | jobrad.org | 7.43/10 | 220 | 790 | Feb 2022 |
| 2997 | canadianwomen.org | 7.43/10 | 2,600 | 2,191 | Feb 2022 |
| 2998 | sonyclassics.com | 7.43/10 | 48,600 | 3,369 | Feb 2022 |
| 2999 | priceonomics.com | 7.43/10 | 14,000 | 6,555 | Apr 2022 |
| 3000 | ncwit.org | 7.43/10 | 18,600 | 954 | Jun 2025 |
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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