Technology · JavaScript libraries · Performance
14,455 websites in the live index use HeadJS as of October 2026. Download the full list of HeadJS websites with website, company, country and language.
SourceAs of October 27, 2026, TechLeads detects HeadJS on 14,455 websites: 0.41% of Performance detections, the 23rd most-used of 45 Performance technologies we track. Used by 1 of the top 1,000 ranked websites using HeadJS.
Sample results for HeadJS. Description is shown under each title.
| Rank | Website | Title · Description | Company | Country | Language |
|---|---|---|---|---|---|
| #1,000 | ynet.co.il | ynet - תחזית מזג אוויר יומית בישראלהחברה מדווחת על הכנסות חצי שנתיות של 130 מיליון שקל ותזרים מזומנים תפעולי חיובי של 12 מיליון שקל על רקע המשך תהליך השיקום בניר עוז | - | - | - |
| #10,000 | books.com.tw | 歡迎光臨博客來博客來購物提供百萬書籍、生活用品等多元商品，一站購足，快速配送，還有折價券與會員專屬優惠等你來搶！7-ELEVEN取貨服務，提供會員更快速的服務體驗！ | 博客來 | TW | zh-TW |
| #10,000 | libertaddigital.com | ClubHágase socio de nuestro club y acceda a regalos, concursos y descuentos exclusivos | Libertad Digital | ES | es-ES |
| #16,979 | slideonline.com | SlideOnline.com - Share PowerPoint Presentations OnlineShare PPT presentations online easily with a free PowerPoint presentation sharing platform | - | - | - |
| #26,232 | side-gallery.com | SIDE GALLERY | Side Gallery | - | - |
| #30,685 | face2faceafrica.com | Pan-African Weekend | - | - | - |
| #31,642 | kaco-newenergy.com | Wechselrichter für Photovoltaik + Batteriespeicher | Kaco New EnergyKACO new energy ist Pionier der Wechselrichter-Technologie seit 1998. Der deutsche Hersteller bietet Wechselrichter und Systemtechnik für Solarstromanlagen sowie Lösungen für Batteriespeicher und das Energiemanagement großer Verbraucher. | - | - | - |
| #40,103 | universaldependencies.org | Universal Dependencies | Universaldependencies | GB | en-GB |
| #50,676 | zenjishoppazz.com | Zenjishoppazz | HomeWebsite ya Kwanza zanzibar kwa ajili ya kuuza na kununua online, pamoja na habari kemkem kuhusu Nafasi za kazi scholarship afya na mambo muhimu | Zenjishoppazz | - | - |
| #67,459 | esp8266.com | Everything ESP8266 | Esp8266 | GB | en-gb |
| #76,100 | dint.co.kr | 셀럽들의 선택, DINT고객의 Satisfaction과 Pride를 극대화 시킨 딘트만의 특별함 그 이상의 가치 | - | - | - |
| #99,099 | visitsedona.com | Visit Sedona | The official site of the Sedona Tourism BureauThe official site of the Sedona, AZ tourism bureau. Find out the best places to stay, eat, and relax in our beautiful central Arizona resort town. | - | - | - |
| #100,000 | arnotts.ie | Arnotts | Homeware, Beauty, Furniture, Designer Fashion & GiftsShop the best homeware, furniture, beauty, and premium fashion clothing or accessories at Arnotts Online- Premium Irish shopping destination at your fingertips! | - | IE | en |
| #100,000 | garmin.co.jp | Garmin 日本航空、船舶、自動車、フィットネス＆スポーツ、アウトドアなどのさまざまな市場に向けて、革新的なGPS技術をお届けします。 | Garmin Japan | JP | ja-JP |
| #100,000 | saloncentric.com | SalonCentric | Premier Wholesale Salon & Beauty Supply DistributorDiscover SalonCentric, one of the largest wholesale salon and beauty supply distributors of professional beauty products in the United States. Exclusively for licensed beauty professionals. | - | - | en |
| #100,000 | wcpss.net | Home - Wake County Public School SystemHome - Wake County Public School System | - | US | en-US |
| #100,000 | 51015kids.pl | Ubrania i Akcesoria dla Dzieci | Moda dla NajmłodszychOficjalny sklep internetowy marki 51015. | - | PL | pl |
| #100,000 | brownthomas.com | Brown Thomas | Designer Fashion, Beauty, Homeware & GiftsBrown Thomas, where you | - | - | en |
| #100,000 | ocps.net | Orange County Public SchoolsOrange County Public Schools | - | - | en |
| #100,000 | tnt.it | FedEx ItaliaSpedizioni espresse internazionali, nazionali, time definite, freight e special services, prenotazione ritiro, tracking e servizi on line. FedEx Express Italy S.r.l. è un fornitore globale di soluzioni di consegna customizzate. FedEx Express dispone del più grande network in Italia, con 121 Filiali, | - | - | - |
| #100,000 | pcsb.org | Home - Pinellas County SchoolsHome - Pinellas County Schools | - | - | - |
| #100,000 | mutua.es | Descuentos Autoclub ▷ Promociones y Ofertas | Mutua MadrileñaConoce los descuentos Autoclub que te ofrece Mutua Madrileña ➤ Desde descuentos en tu coche, hasta ofertas y promociones en tus planes favoritos | - | - | - |
| #100,000 | garmin.com.tw | Garmin 台灣 | - | - | - |
| #106,169 | uppslagsverket.fi | Start - Uppslagsverket FinlandUppslagsverket Finland består av av experter uppdaterad, neutral och oberoende referensinformation, och kan således citeras t.ex. i Wikipedia. | - | - | - |
| #106,432 | peacepalacelibrary.nl | The International Law Library | Peace Palace Library | - | - | - |
Complete HeadJS website dataset in CSV. One-time purchase.
HeadJS dataset · CSV
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The most-used Performance technologies in the TechLeads index, by number of websites. HeadJS accounts for 0.41% of Performance detections (14,455 websites).
| No. | Technology | Websites | Share of Performance | Relative size |
|---|---|---|---|---|
| 01 | LazySizes | 1,521,853 | 43.5% | |
| 02 | WP Fastest Cache | 355,398 | 10.2% | |
| 03 | Autoptimize | 254,930 | 7.3% | |
| 04 | EWWW Image Optimizer | 246,795 | 7.1% | |
| 05 | Cloudflare Rocket Loader | 204,240 | 5.8% | |
| 06 |
TechLeads scans public websites and identifies HeadJS from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 27, 2026. Counts only include websites we have scanned, so they can differ from other providers.
The TechLeads live index currently lists 14,455 websites using HeadJS. Open the sample table on this page or download the lead list.
The chart on this page is monthly HTTP Archive crawl detections for HeadJS, compared with other JavaScript Libraries technologies. It is not the TechLeads live index.
In the same HTTP Archive category, HeadJS is charted against jQuery, core-js, jQuery Migrate, jQuery UI, Swiper. Live-index co-occurrence on this page is a separate signal.
Companies and websites using HeadJS in the TechLeads index include ynet.co.il, books.com.tw, libertaddigital.com, slideonline.com, side-gallery.com. The full list of 14,455 websites, with company name, country and language, is available as a CSV export.
By number of websites in the TechLeads index, the most-used Performance alternatives to HeadJS are LazySizes (1,521,853), WP Fastest Cache (355,398), Autoptimize (254,930).
TechLeads scans public websites and matches HeadJS by signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily.
| 128,397 |
| 3.7% |
| 07 | Google Cloud Trace | 109,742 | 3.1% |
|---|
| 08 | Lozad.js | 79,246 | 2.3% |
|---|
| 09 | Perfmatters | 62,908 | 1.8% |
|---|
| 10 | Performance Lab | 59,450 | 1.7% |
|---|
Yes. A one-time HeadJS dataset is $29 as a CSV. The Growth plan ($79/mo) covers 10 technologies with recurring exports, alerts and API access.
Top-ranked sites on HeadJSRank
Monthly detections of HeadJS in the HTTP Archive crawl. This is historical crawl coverage, not the TechLeads live website index.
Same HTTP Archive category (JavaScript Libraries), not the whole web. Toggle competitors on or off.
Optional rank bands from the crawl (top 1k through long tail). Missing months are crawl gaps, not uninstalls.
Technologies most frequently detected on the same websites as HeadJS. Counts are websites in the live index.
Sites where we first detected HeadJS, by week (UTC, weeks start Monday). These are newly detected sites, and the counts follow our discovery coverage.
104
sites newly detected in the last 12 weeks
Loads head scripts in parallel to prevent script blocking.
Our comprehensive database contains 14,455 websites using HeadJS, making it the most complete HeadJS sites list available. This HeadJS customer websites directory helps businesses detect websites using HeadJS and identify potential leads.
Websites using HeadJS commonly also use jQuery, Open Graph, Bootstrap, Nginx, HSTS — reflecting typical HeadJS technology stacks.
Our HeadJS technology detection system scans millions of websites to identify those powered by HeadJS. This list of sites with HeadJS includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with HeadJS or exploring HeadJS adoption trends, our database provides comprehensive insights.
Each entry in our HeadJS sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using HeadJS and reach out to potential customers or partners.
Get instant access to the full list of sites with HeadJS in CSV format. Our dataset includes all 14,455 HeadJS customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest HeadJS powered websites.
