How many companies use Lightbox?

TechLeads currently detects Lightbox on 1,570,437 websites. HTTP Archive's monthly crawl, a separate dataset, detected it on 2,843,637 pages in September 2026.

Who are Lightbox's biggest competitors?

By number of websites, the largest JavaScript libraries technologies besides Lightbox are jQuery (38,650,119), jQuery Migrate (15,265,182), core-js (9,046,687), Swiper (6,535,690), jQuery UI (6,342,235).

Which companies use Lightbox?

Websites using Lightbox include investopedia.com, opensource.org, blacklivesmatter.com, nps.gov, globalwellnessinstitute.org, variety.com. The full list of 1,570,437 websites can be exported as a CSV for $29.

Lightbox market share and customers

As of October 8, 2026, Lightbox is used by 1,570,437 websites in the TechLeads index: 1.2% of all JavaScript libraries detections, the 15th most-used of 357 JavaScript libraries technologies.

1,570,437

websites using Lightbox

1.2%

share of JavaScript libraries

#15

of 357 in JavaScript libraries

Cite this data

Quoting these numbers? Credit TechLeads with a link to this page.

Citation

TechLeads. "Lightbox Customers and Market Share." Data as of October 8, 2026. https://techleads.fyi/technology/lightbox/market-share

HTML link

<a href="https://techleads.fyi/technology/lightbox/market-share">Lightbox market share (TechLeads data)</a>

Lightbox vs competitors in JavaScript libraries

Websites using each technology in the TechLeads index, and its share of all JavaScript libraries detections.

#	Technology	Websites	Share
1	jQuery	38,650,119	29.7%
2	jQuery Migrate	15,265,182	11.7%
3	core-js	9,046,687	6.9%
4	Swiper	6,535,690	5.0%
5	jQuery UI	6,342,235	4.9%
6	OWL Carousel	3,899,597	3.0%
7	Lodash

Lightbox usage over time

In HTTP Archive's monthly crawl of public websites, Lightbox was detected on 2,843,637 pages in September 2026, down 6.1% from a year earlier (peak: 3,294,174). Among the 1,000 most-visited sites, it appeared on 37. HTTP Archive is a separate dataset from the TechLeads index, so its numbers are not added to ours.

Same month, other JavaScript Libraries technologies in HTTP Archive: jQuery 32,400,479, core-js 20,296,277, jQuery Migrate 14,931,388, jQuery UI 10,564,965, Swiper 7,844,933.

Lightbox customers by country

Based on country-code domains (such as .de or .co.uk); websites on .com and other generic domains are not assigned a country.

US10,319
DE2,525
GB1,844
FR1,603
IT877
AU485
BR471
AT423
PL336
ES318

Companies using Lightbox

investopedia.com · Investopedia
opensource.org · Opensource
blacklivesmatter.com
nps.gov
globalwellnessinstitute.org · Global Wellness Institute
variety.com · Variety Australia
people.com · People.com
thesportjournal.org · The Sport Journal
izhawaii.com · Izhawaii
wmrt.com · World Match Racing Tour
eenadu.net · Eenadu
jutarnji.hr · Jutarnji list

See all 1,570,437 websites using Lightbox or download the full list as a CSV for $29.

How these numbers are calculated

TechLeads scans public websites and detects Lightbox from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Market share is Lightbox's website count divided by the website counts of all JavaScript libraries technologies we track; a site using two JavaScript libraries tools counts for both. Counts were last refreshed on October 8, 2026 and update daily.

FAQ

Lightbox accounts for 1.2% of JavaScript libraries detections in the TechLeads index (1,570,437 websites), which makes it the 15th most-used of 357 JavaScript libraries technologies we track.