Closure Library
Closure Library is a JavaScript library developed by Google for building robust web applications, offering utilities for DOM manipulation, event handling, data structures, and more.
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Usage over time
Trend data starts with the first full crawl. We take a snapshot of every technology's usage at the end of each monthly crawl cycle, so the first point appears once the current cycle completes and the trend line after the second.
Market share
Share of indexed sites in the category that use Closure Library.
Compare with
Frequently paired with
Share of sites using Closure Library that also use each of these, from a sample of up to 5,000 sites.
- HSTSSecurity56%
57 sites use Closure Library
Showing the top 50. Filter and browse all sites
- gmail.comGmailsince 28 Sept 2026
- semrush.comChecking your browser - reCAPTCHAsince 28 Sept 2026
- feedburner.comGoogle FeedBurnersince 28 Sept 2026
- nest.comSmart Homes start with Google Nestsince 28 Sept 2026
- politico.euPOLITICO – European Politics, Policy, Government Newssince 28 Sept 2026
- fitbit.comChange your region and languagesince 28 Sept 2026
- sat.co.idChecking your browser - reCAPTCHAsince 28 Sept 2026
- googlemail.comGmailsince 28 Sept 2026
- looker.comLooker business intelligence platform embedded analytics | Google Cloudsince 28 Sept 2026
- iol.ptNotícias de hoje - IOLsince 28 Sept 2026
- dropcam.comNest Indoor & Outdoor Smart Security Cameras - Google Storesince 28 Sept 2026
- ontvtime.ruТВ онлайн | Прямой эфир + Архивы | Онлайн телевидениеsince 28 Sept 2026
- 24chasa.bgНовините, мненията и историите, каквито са | 24 Часаsince 28 Sept 2026
- gamesnacks.comGameSnacks - Play HTML5 Games Online Now on Mobile or Desktopsince 28 Sept 2026
- play.googleAndroid Apps on Google Playsince 28 Sept 2026
- megatv.comMEGA TVsince 28 Sept 2026
- bazar.bgБезплатни обяви от Bazar.bg – обяви за работа, имоти, коли, услуги..since 28 Sept 2026
- mobile.bgMobile.bg — Продажба на нови и употребявани автомобилиsince 28 Sept 2026
- mi.tvGuía TV - Programación TV en mi.tvsince 28 Sept 2026
- bnc.ltSpoon: Live & PodNovel - Apps on Google Playsince 28 Sept 2026
- intools.devAndroid Apps by InShot Inc. on Google Playsince 28 Sept 2026
- trypura.ioSign in - Google Accountssince 28 Sept 2026
- zebra.engineeringSign in - Google Accountssince 28 Sept 2026
- time-ntp.comGmailsince 28 Sept 2026
- slobodna-bosna.baPočetna | Slobodna Bosnasince 28 Sept 2026
- deliveryhero.ioGoogle Drive: Sign-insince 28 Sept 2026
- flo.com.trChecking your browser - reCAPTCHAsince 28 Sept 2026
- moegirl.org.cn萌娘百科 万物皆可萌的百科全书 - zh.moegirl.org.cnsince 28 Sept 2026
- utilitydive.comUtility and Energy Transmission & Distribution News | Utility Divesince 28 Sept 2026
- wordnik.comWordniksince 28 Sept 2026
- afterdawn.comAfterDawn - Software downloads, reviews, tech news and guidessince 28 Sept 2026
- depedclub.comWelcome to DepEd Teachers Club!since 28 Sept 2026
- karaoketexty.czKaraoke texty, texty písní, youtube videoklipy, fotkysince 28 Sept 2026
- infopedia.ptDicionários infopédia da Porto Editorasince 28 Sept 2026
- mintkeyboard.comMint Keyboard:Fonts,Emojis - Apps on Google Playsince 28 Sept 2026
- apigee.comApigee API Management | Google Cloudsince 28 Sept 2026
- prowly.comChecking your browser - reCAPTCHAsince 28 Sept 2026
- vavel.comVAVEL.com - Live Sportssince 28 Sept 2026
- bvb-alyans.ruБВБ-Альянс - крупный металлотрейдер и универсальный поставщик в Москвеsince 28 Sept 2026
- aeiou.ptAEIOU.ptsince 28 Sept 2026
- adblock-for-y.comAdblock for Youtube™ - Chrome Web Storesince 28 Sept 2026
- sportacentrs.comSportacentrs.comsince 28 Sept 2026
- rttnews.comRealtime Business News, Economic News, Breaking News and Forex News – RTTNewssince 28 Sept 2026
- beautynesia.idBeautynesia - Website Gaya Hidup Perempuan Indonesiasince 28 Sept 2026
- snaptik.sbsSnapTik – Fast & Free TikTok HD Video Downloader Without Watermarksince 28 Sept 2026
- songmeanings.comSongMeanings | Song Lyrics, Meanings & Discussionsince 28 Sept 2026
- soy502.comSoy502 | Noticias sobre Guatemalasince 28 Sept 2026
- opindia.comOpIndia - Latest India News, Updates, Analysis, Opinions, Social Media newssince 28 Sept 2026
- observer-reporter.comObserver-Reporter - latest news for Washington County, Greene County, and the Mon Valleysince 28 Sept 2026
- agendaweb.orgEnglish exercises – Free ESL activities and tests | Agendawebsince 28 Sept 2026