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Lozad.js

77,280

companies run it, 0.14% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 224,296 live hosts run it, of 191,809,695 hosts in the index, 0.12%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

77,280 at Sept 26; 81,259 twelve months earlier, -3,979, -4.9% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-0426,0784,674
2023-0529,2145,236
2023-0632,3505,799
2023-0735,4856,361
2023-0838,6216,923
2023-0941,7577,485
2023-1044,8938,047
2023-1148,0288,609
2023-1251,1649,171
2024-0154,3009,733
2024-0257,43810,296
2024-0361,36010,999
2024-0465,18011,683
2024-0542,9237,694
2024-0643,6187,818
2024-0744,3137,943
2024-0845,0528,075
2024-0946,8058,390
2024-1049,5738,886
2024-1152,7589,457
2024-1255,80010,002
2025-0159,32510,634
2025-0262,57911,217
2025-0365,83011,800
2025-0468,48312,275
2025-0571,06612,738
2025-0673,88313,243
2025-0776,59413,729
2025-0879,36014,225
2025-0981,25914,565
2025-1082,13614,723
2025-1181,99914,698
2025-1281,44514,599
2026-0181,05614,529
2026-0280,68714,463
2026-0380,75614,475
2026-0480,56414,441
2026-0580,11914,361
2026-0679,80614,305
2026-0779,08514,176
2026-0878,34014,042
2026-0977,28013,852

Both denominators, and a third

Shares of the same 77,280each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.14%
companies running anything in JavaScript Libraries
40,118,208
0.19%
companies running anything in General JavaScript utilities
18,294,596
0.42%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Lozad.js is rank 27 of 87 technologies in General JavaScript utilities.

Open as a segment

77,280 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-lozad-js

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

A lightweight JavaScript library for lazy-loading images and iframes.

Lozad.js provides an IntersectionObserver-based utility to defer loading of images, iframes and other elements until they enter the viewport. It is an open-source library by Apoorv Saxena used by developers to improve page performance.

Kindlibrary
VendorApoorv Saxena, apoorv.pro
Sluglozad-js
Deploymentself-hosted
Pricingfree
Open sourceyes
First discovered2023-10-05
Last discovered2026-09-10
Taxonomy releasetax-2026.10