Ef

ef.js

JavaScript frameworkshttps://ef.js.org
Build report API
OverviewSitesHistoryCo-occurrenceGeographic
Live sites
18
Apr 2026 snapshot
Market share
0.00011825437%
Of analyzed domains
Trend (12M)
0%
Year-over-year
Rank
#2989
In JavaScript frameworks
Adoption history
Monthly detection · all-time
1M6M1YAll
Sites using ef.js
18 total · showing top 18
Filter Country: All
Ssipes.siu.edu.ar
Ddejavu-net.jp
Llabiblia.in
Lloxblog.com
Ssied.siu.edu.ar
Zzeppelinpm.ru
Eedwardfields.com
Lloxblog.ir
Ccuration.zuun.net
Pprinuar.siu.edu.ar
Iincentivos.siu.edu.ar
Nnomina.siu.edu.ar
Ppiesci.siu.edu.ar
Pposginv.ffyl.uncu.edu.ar
Oohioemploymentfirst.org
Rregistrograduados.siu.edu.ar
Pprotocolos2019.siu.edu.ar
Ccienciaytecnologia.siu.edu.ar
Co-occurs with
Jq
jQuery
JavaScript libraries
15Ah
Apache HTTP Server
Web servers
10Ht
HTTP/3
Miscellaneous
8Jm
jQuery Migrate
JavaScript libraries
5Ju
jQuery UI
JavaScript libraries
5Ng
Nginx
Web servers
4De
Debian
Operating systems
4Cl
Cloudflare
CDN
3
Top languages
es
10
en
2
ja
1
ru
1
Related in JavaScript frameworks
Re
React
JavaScript frameworks
600.2kSt
Stimulus
JavaScript frameworks
256.5kAm
AMP
JavaScript frameworks
176.2kVu
Vue.js
JavaScript frameworks
162.8kNe
Next.js
JavaScript frameworks
134.6k
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