As of October 9, 2026, TechLeads detects ExtJS on 11,353 websites: 0.07% of JavaScript frameworks detections, the 40th most-used of 79 JavaScript frameworks technologies we track.
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Citation
TechLeads. "Companies Using ExtJS." Data as of October 9, 2026. https://techleads.fyi/technology/extjsHTML link
<a href="https://techleads.fyi/technology/extjs">Companies using ExtJS (TechLeads data)</a>Sample results for ExtJS
| Rank | Icon | Website | Title | Description | Company | Country | Language |
|---|---|---|---|---|---|---|---|
| #46,272 | South African Depression and Anxiety Group | SADAG - South African Depression and Anxiety Group | - | - | - | ||
| #2 | nas - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #3 | Serveur-AAB - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | fra | ||
| #4 | jcloud | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | nld | ||
| #5 | InternalStorage - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | fra | ||
| #6 | AT-Server - Synology NAS | Synology NAS provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #7 | Landings at Hobbs Station - The Landings at Hobbs Station Homeowners Association, Inc. | Landings at Hobbs Station is located in Plainfield , IN. | - | - | fra | ||
| #8 | bhcds715 - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | fra | ||
| #9 | Clasificados Panorama | Clasificados El Panorama, Inicio | - | - | cat | ||
| #10 | Colonia Del Sur - Colonia Del Sur Home Owners Association Inc | Colonia Del Sur is located in Tempe, AZ. | - | - | fra | ||
| #11 | DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #12 | Casa Buena - Casa Buena Homeowners Association | Casa Buena is located in Arizona. | - | - | fra | ||
| #13 | Castle Chase - Castle Chase Homeowners Association Inc | Castle Chase is located in Arizona. | - | - | fra | ||
| #14 | Coldwater Ridge HOA - Coldwater Ridge Homeowners Association | Coldwater Ridge Homeowners Association is located in Northville, MI. | - | - | fra | ||
| #15 | FTV-2 - FTV-2 Homeowners Association | FTV-2 Homeowners Association is located in Arizona. | - | - | fra | ||
| #16 | Hawks Ridge - Hawks Ridge Homeowners Association Inc | Hawks Ridge is located in Medina, Ohio. | - | - | fra | ||
| #17 | JaguNAS - Synology NAS | Synology NAS provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #18 | Happy Monkey | Synology NAS provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | nld | ||
| #19 | gwizdek - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | nld | ||
| #20 | Glen River at Canyon Trails - Glen River at Canyon Trails - 3L Homeowners Association | Glen River at Canyon Trails is located in Goodyear, AZ. | - | - | fra | ||
| #21 | MyDSK - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #22 | Clasificados Panorama | Clasificados El Panorama, Inicio | - | - | cat | ||
| #23 | Aaron's Cloud | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #24 | BIBY - Synology DiskStation | DiskStation provides a full-featured network attached storage (NAS) solution to help you manage, backup and share data among Windows, Mac and Linux easily. | - | - | eng | ||
| #25 | Clasificados Panorama SoloAuto | Clasificados Panorama, SoloAuto | - | - | cat |
Complete ExtJS website dataset in CSV. One-time purchase.
Secure checkout · 7-day download accessDistribution of websites using ExtJS across countries in the TechLeads database.
| Country | Sites |
|---|---|
| Germany(DE) | 21 |
| United States(US) | 16 |
| United Kingdom(GB) | 8 |
| Switzerland(CH) | 8 |
| Japan(JP) | 4 |
| Australia(AU) | 3 |
| France(FR) | 2 |
| Spain(ES) | 2 |
| Sweden(SE) | 2 |
Technologies most frequently detected on the same websites as ExtJS.
The most-used JavaScript frameworks technologies in the TechLeads index, by number of websites. ExtJS accounts for 0.07% of JavaScript frameworks detections (11,353 websites).
| Technology | Websites | Share of JavaScript frameworks |
|---|---|---|
| React | 3,922,164 | 23.0% |
| GSAP | 2,254,026 | 13.2% |
| Vue.js | 1,903,238 | 11.2% |
| Next.js | 1,036,081 | 6.1% |
| RequireJS | 797,447 | 4.7% |
| WOW | 695,377 | 4.1% |
| styled-components | 473,560 | 2.8% |
| React Router | 473,125 | 2.8% |
| Backbone.js | 446,243 | 2.6% |
| Emotion | 435,006 | 2.6% |
ExtJS market share report: competitors, rank and usage over time
TechLeads scans public websites and identifies ExtJS from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 9, 2026. Counts only include websites we have scanned, so they can differ from other providers.
395 new sites in the last 12 weeks
ExtJS is a JavaScript frameworks technology. Browse websites using ExtJS and discover companies that use it.
Our comprehensive database contains 11,353 websites using ExtJS, making it the most complete ExtJS sites list available. This ExtJS customer websites directory helps businesses detect websites using ExtJS and identify potential leads.
The largest concentrations of ExtJS websites are in DE, US, GB, based on our indexed country data.
Websites using ExtJS commonly also use jQuery, HSTS, Bootstrap, Google Hosted Libraries, Modernizr — reflecting typical ExtJS technology stacks.
Our ExtJS technology detection system scans millions of websites to identify those powered by ExtJS. This list of sites with ExtJS includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with ExtJS or exploring ExtJS adoption trends, our database provides comprehensive insights.
Each entry in our ExtJS 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 ExtJS and reach out to potential customers or partners.
Get instant access to the full list of sites with ExtJS in CSV format. Our dataset includes all 11,353 ExtJS 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 ExtJS powered websites.
| Brazil(BR) |
| 2 |
| Russia(RU) | 2 |
| Croatia(HR) | 2 |
| Canada(CA) | 1 |
| Austria(AT) | 1 |
| Poland(PL) | 1 |
| Seychelles(SC) | 1 |
| Italy(IT) | 1 |
| Hungary(HU) | 1 |
| Slovakia(SK) | 1 |
| Peru(PE) | 1 |
| Barbados(BB) | 1 |
| Czechia(CZ) | 1 |
| Ukraine(UA) | 1 |
| Ecuador(EC) | 1 |
| Portugal(PT) | 1 |
| South Korea(KR) | 1 |
| Tunisia(TN) | 1 |
Sites where we first detected ExtJS, by week (UTC, weeks start Monday). Counts follow our discovery coverage, so weekly totals can vary.