Technology · JavaScript frameworks
267 websites in the live index use ef.js as of October 2026. Download the full list of ef.js websites with website, company, country and language.
SourceAs of October 29, 2026, TechLeads detects ef.js on 267 websites.
Sample results for ef.js. Description is shown under each title.
| Rank | Website | Title · Description | Company | Country | Language |
|---|---|---|---|---|---|
| #500,000 | haydimaldivlere.com | 2025 Maldivler'de Tatil Avantajları - Haydi MaldivlereMuhteşem, unutulmaz bir Maldivler tatili, Haydi Maldivlere ile artık mümkün. Size özel ve sadece sizin için planlanmış turlar için bizi arayabilirsiniz. | Haydi Maldivlere | - | - |
| #708,379 | sciencellonline.com | ScienCell Research LaboratoriesLargest Primary Cell Provider: supplying researchers with human and animal cells + medium/supplements, 3D cell culture products, gene analysis tools & more! | Sciencellonline | - | en |
| #1,000,000 | elityavru.com | Türkiye'nin Yavru Köpek & Yavru Kedi Satışı Sitesi - ElitYavruSağlık ve ırk garantili yavru köpek, yavru kedi satışı, her cinsin en güzel yavruları, profesyonel köpek eğitimi, köpek pansiyonu. Can Paksoy güvencesiyle | - | - | - |
| #1,000,000 | libertyvape.ca | Best Online Vape Shop Canada | Lowest Prices | Free Shipping – Liberty VapeLiberty Vape Canada is the best online Vape Shop and your most trusted vape store! Free shipping on orders over $99. Huge selection of disposables, premium vape juice, nic salts and top vaping brands. We carry the best reviewed starter kits, tanks, coils, devices & disposables on the market. | - | - | - |
| #1,397,977 | ohioemploymentfirst.org | Employment FirstEmployment First | - | - | - |
| #1,564,268 | emergeapp.net | EMERGE App - Inventory Management Software for Small BusinessesEMERGE App offers the best Inventory Management Software for Small Businesses, helping them track sales, stock & orders easily to grow efficiently. | EMERGE App | - | - |
| #1,680,733 | tegv.org | Türkiye Eğitim Gönüllüleri Vakfı (TEGV) - Ana SayfaTürkiye Eğitim Gönüllüleri Vakfı (TEGV) web sitesi. TEGV web sitesinden TEGV Bağış Yap , TEGV Gönüllü Ol , TEGV Hakkında , TEGV Nedir gibi içeriklere ulaşabilirsiniz. | Türkiye Eğitim Gönüllüleri Vakfı (TEGV) | - | - |
| #3,393,450 | friendsforgood.org.au | Friends for Good | Not-for-profit organisation and Australian loneliness charity | Coordinating FriendLine, Research Reports and National Conferences | Donate today | Home | Friends For GoodFriends for Good is a volunteer driven not-for-profit and Australian loneliness pioneer joining the fight against loneliness. We're constantly developing new initiatives that are breaking down the stigma that surrounds loneliness and freeing people from it. | - | - | - |
| #3,571,541 | friendline.org.au | Home | FriendLineFriendLine is for anyone who needs to reconnect or just wants a chat. | - | - | - |
| #5,000,000 | fairats.com.tr | Endüstriyel - Sanayi Tipi Su Arıtma Sistemleri - FairatsFairats Endüstriyel Su Arıtma Sistemleri evsel ve endüstriyel nitelikli gri su arıtımı, atık su arıtma sistemleri faaliyetlerinde bulunan su arıtma firmasıdır. | Fairats | - | - |
| #5,000,000 | pro-pak.com.tr | Pro Pak - Koli İçi Koruyucu Ambalaj ÇözümleriHava Yastığı Paketleme, Kağıt Paketleme Sistemleri, Airbed ve Koli Köpüğü Ambalajlama Çözümleri ile sizlere koli içi ambalaj çözümleri sunuyoruz | Pro Pak | - | - |
| #5,000,000 | roder.com.tr | RÖDER Group Türkiye: Endüstriyel ve Etkinlik Çadır SistemleriRÖDER Grup Türkiye sizlere güvenli, kaliteli çadır sistemleri sunmaktadır. Dünya standardındaki endüstriyel ve etkinlik çadır sistemleri için şimdi tıklayın. | RÖDER Group Türkiye | - | - |
| #5,000,000 | reenergisa.com.br | Home | (re)energisaReduzir os custos com energia elétrica com a ReEnergisa. | - | - | - |
| #5,000,000 | eskimosomine.com | Eskimo Şömine: Doğalgazlı, Elektrikli, Şömine, Kuzine ve SobaŞömine, soba ve kuzine ürünlerinde doğalgazlı, elektrikli ve odunlu çeşitlerimiz ile şömine aksesuarı ve haznesini sitemizden inceleyebilirsiniz. | - | - | - |
| #5,000,000 | i-radio.co | i-Radio - Emisoras en LineaEscucha en Vivo Tus Emisoras Favoritas. | - | - | - |
| #5,000,000 | timescoursefinder.com | Times Course FinderSearch the most comprehensive master | - | - | - |
| #5,000,000 | dejavu-net.jp | dejavu（デジャヴュ公式ブランドサイト）コスメブランド dejavu（デジャヴュ）公式ブランドサイトでは、女性たちの「まなざし」までも変えることができる「塗るつけまつげ」「密着アイライナー」「パウダーペンシルアイブロウ」の製品紹介やキャンペーン情報をお届けします。 | - | - | - |
| #5,000,000 | folkbibeln.it | Svenska FolkbibelnSvenska Folkbibelns översättning av bibeln, på fräsch och modern svenska, ännu närmare grundtexten. | - | - | - |
| #5,000,000 | torkclamps.com | Tork Fixing Systems – TORK CLAMPSAs Tork Fixing Systems, we provide international services in the production of hose, heavy duty, ventilation, pipe clamps and cable ties. | - | - | - |
| #5,000,000 | efinance.com.br | eFinance | - | - | - |
| #5,000,000 | entes.eu | ENTES Elektronik - Homepage | - | - | - |
| #5,000,000 | stselektrik.com | Ana sayfa | - | - | - |
| #6,193,250 | goodcompanybooks.com | Good Company - Welcome to Good Company | - | - | - |
| #7,718,822 | bmipk.ru | ЧОУ «Межотраслевой Институт» - охраны труда, экологии и безопасности на производстве | - | - | - |
| #7,821,228 | spencer.co | Spencer | Employee Communication PlatformSpencer lets every decentralized organization reach every employee, company account or not. With relevant employee communication and reasons to come back. | Spencer | - | - |
Complete ef.js website dataset in CSV. One-time purchase.
ef.js dataset · CSV
$29One-time purchase · No subscription
PayPal | Razorpay · Secure checkout · 7-day download access
Sign up free to get 50 results.
Access all 267 ef.js websites with complete contact information in your dashboard.
TechLeads scans public websites and identifies ef.js from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 29, 2026. Counts only include websites we have scanned, so they can differ from other providers.
The TechLeads live index currently lists 267 websites using ef.js. Open the sample table on this page or download the lead list.
The chart on this page is monthly HTTP Archive crawl detections for ef.js, compared with other JavaScript Frameworks technologies. It is not the TechLeads live index.
In the same HTTP Archive category, ef.js is charted against React, GSAP, Vue.js, Next.js, Next.js App Router. Live-index co-occurrence on this page is a separate signal.
Companies and websites using ef.js in the TechLeads index include haydimaldivlere.com, sciencellonline.com, elityavru.com, libertyvape.ca, ohioemploymentfirst.org. The full list of 267 websites, with company name, country and language, is available as a CSV export.
TechLeads scans public websites and matches ef.js by signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily.
Yes. A one-time ef.js dataset is $29 as a CSV. The Growth plan ($79/mo) covers 10 technologies with recurring exports, alerts and API access.
Monthly detections of ef.js in the HTTP Archive crawl. This is historical crawl coverage, not the TechLeads live website index.
Same HTTP Archive category (JavaScript Frameworks), 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.
ef.js is a JavaScript frameworks technology. Browse websites using ef.js and discover companies that use it.
Our comprehensive database contains 267 websites using ef.js, making it the most complete ef.js sites list available. This ef.js customer websites directory helps businesses detect websites using ef.js and identify potential leads.
Our ef.js technology detection system scans millions of websites to identify those powered by ef.js. This list of sites with ef.js includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with ef.js or exploring ef.js adoption trends, our database provides comprehensive insights.
Each entry in our ef.js 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 ef.js and reach out to potential customers or partners.
Get instant access to the full list of sites with ef.js in CSV format. Our dataset includes all 267 ef.js 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 ef.js powered websites.
