JavaScript libraries
Visit underscorejs.org
Underscore.js is a JavaScript library which provides utility functions for common programming tasks. It is comparable to features provided by Prototype.js and the Ruby language, but opts for a functional programming design instead of extending object prototypes.
Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.
Underscore.js 1.0.0 Complementary Technologies
Technologies frequently found with Underscore.js 1.0.0.
Live Underscore.js 1.0.0 Sites
97
Complementary Tech
161
Most Frequent Complementary Tech
Websites Using Underscore.js 1.0.0
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| wider-barcelona.org | π©πͺ Germany | IONOS SE | February 14, 2026 |
| arcrea.biz | π―π΅ Japan | GMO Internet Group, Inc. | February 14, 2026 |
| lamichoacanameatmarket.com | πΊπΈ United States | Sucuri | February 14, 2026 |
| id-five.org | π°π· South Korea | Korea Telecom | February 14, 2026 |
| pletadelangleva.com | π«π· France | Hostinger International Limited | February 14, 2026 |
| ichijiku-farm.com | π―π΅ Japan | Xserver Inc. | February 14, 2026 |
| cuttingedgeadvantage.com | πΊπΈ United States | Cloudflare London, LLC | February 14, 2026 |
| beweegjefit.nl | π©π° Denmark | One.com A/S | February 14, 2026 |
| aula-ee.com | πͺπΈ Spain | Vodafone Spain | February 14, 2026 |
| associationparoles.ch | π«π· France | OVH SAS | February 14, 2026 |
| niigata-jinjibu.jp | π―π΅ Japan | Xserver Inc. | February 14, 2026 |
| adjrm.org | π«π· France | OVH SAS | February 14, 2026 |
| oshu-taikyo.com | π―π΅ Japan | GMO Internet Group, Inc. | February 14, 2026 |
| rem-clinic.com | π―π΅ Japan | GMO Internet Group, Inc. | February 14, 2026 |
| lens-park.com | π―π΅ Japan | SAKURA Internet Inc. | February 14, 2026 |
| top-well.jp | π―π΅ Japan | SAKURA Internet Inc. | February 14, 2026 |
| venfilter.es | π«π· France | Hostinger International Limited | February 14, 2026 |
| synergy-management.co.jp | π―π΅ Japan | Xserver Inc. | February 14, 2026 |
| quintense.de | π©π° Denmark | One.com A/S | February 14, 2026 |
| worldprayingtogether.com | π¦πΊ Australia | Hostopia Australia Web Pty Ltd | February 14, 2026 |
| fujita-tosou.com | π―π΅ Japan | KDDI Web Communications Inc. | February 13, 2026 |
| i-emori.co.jp | π―π΅ Japan | Xserver Inc. | February 13, 2026 |
| medipan.de | π©πͺ Germany | IONOS SE | February 13, 2026 |
| egrowth-inc.com | π―π΅ Japan | SAKURA Internet Inc. | February 13, 2026 |
| sabae-chiffon.com | π―π΅ Japan | Xserver Inc. | February 13, 2026 |
| geoparcorigens.cat | πͺπΈ Spain | Raiola Networks S.L. | February 13, 2026 |
| ymm21.jp | π―π΅ Japan | Xserver Inc. | February 13, 2026 |
| erikdarling.com | πΊπΈ United States | Cloudflare London, LLC | February 13, 2026 |
| ohta-community.jp | π―π΅ Japan | SAKURA Internet Inc. | February 7, 2026 |
| footballgroundguide.com | Unknown | Cloudflare, Inc. | February 7, 2026 |
| mitsubachi-misdo.jp | π―π΅ Japan | Xserver Inc. | February 7, 2026 |
| lu212.com | πΊπΈ United States | DigitalOcean, LLC | February 7, 2026 |
| blackhorse-partners.com | π«π· France | Hostinger International Limited | February 7, 2026 |
| babid-hoteldesign.com | π―π΅ Japan | SAKURA Internet Inc. | February 7, 2026 |
| bm-2.com | π―π΅ Japan | GMO Internet Group, Inc. | February 7, 2026 |
| fischer-associates.com | πΊπΈ United States | Cloudflare London, LLC | February 7, 2026 |
| serena.com.vn | πΊπΈ United States | Incapsula Inc | February 7, 2026 |
| kupychka.ru | π·πΊ Russia | Beget LLC | February 7, 2026 |
| otoberyo.com | π―π΅ Japan | GMO Internet Group, Inc. | February 7, 2026 |
| papelerasanrafael.com | πΊπΈ United States | New Dream Network, LLC | February 7, 2026 |
| michiprimusyoga.com | π©πͺ Germany | Nessus GmbH | February 7, 2026 |
| xtm.cloud | π«π· France | OVH SAS | February 7, 2026 |
| mpn.gov.rs | π·πΈ Serbia | Kancelarija za informacione tehnologije i elektronsku upravu | February 7, 2026 |
| jgv-rotenburg.de | π©πͺ Germany | Strato GmbH | February 7, 2026 |
| paradiso-hair.jp | π―π΅ Japan | SAKURA Internet Inc. | February 7, 2026 |
| defensordelpueblo.es | πͺπΈ Spain | Oracle Corporation | February 7, 2026 |
| gltfoundation.com | Unknown | Cloudflare, Inc. | February 7, 2026 |
| ontarioracing.com | πΊπΈ United States | Incapsula Inc | February 6, 2026 |
| plb.lt | π±πΉ Lithuania | UAB Interneto vizija | February 6, 2026 |
| sapporo-coo.com | π―π΅ Japan | GMO Internet Group, Inc. | February 6, 2026 |
Find Your Customers By Their Technologies
12,727,168 domains across 3,651 technologies. Ready for lead generation, market research, and security analysis.
Buy Now β $199.95 USDTop Underscore.js 1.0.0 Identifiers
Who is using Underscore.js 1.0.0 and where.
Countries
Top 5 most detected countries for Underscore.js 1.0.0
ASNs
Top 5 most detected ASNs for Underscore.js 1.0.0
Languages
Top 5 most detected Languages for Underscore.js 1.0.0
TLDs
Top 5 most detected TLDs for Underscore.js 1.0.0
Most Frequent Underscore.js 1.0.0 Identifiers and Complementary Tech
Most frequently encountered identifiers for Underscore.js 1.0.0 and its complementary technologies.
| Technology | Sites |
|---|---|
| PHP | 97 |
| WordPress | 97 |
| MySQL | 97 |
| jQuery | 92 |
| jQuery Migrate | 73 |
| Contact Form 7 | 44 |
| Yoast SEO | 40 |
| Google Tag Manager | 37 |
| Google Analytics | 35 |
| Nginx | 35 |
| Apache HTTP Server | 34 |
| WordPress Block Editor | 25 |
| jsDelivr | 23 |
| reCAPTCHA | 22 |
| Cloudflare | 21 |
| Bootstrap | 20 |
| jQuery UI | 19 |
| HTTP/3 | 18 |
| Google Hosted Libraries | 17 |
| WPML | 17 |
| cdnjs | 14 |
| Slick | 14 |
| UIKit | 14 |
| Site Kit | 14 |
| All in One SEO | 11 |
| LiteSpeed | 11 |
| jQuery CDN | 11 |
| HSTS | 10 |
| OWL Carousel | 10 |
| Google Tag Manager for WordPress | 9 |
| YouTube | 8 |
| All in One SEO Pack | 8 |
| Elementor | 8 |
| EWWW Image Optimizer | 7 |
| WooCommerce | 7 |
| Max Mega Menu | 7 |
| Hostinger | 7 |
| Backbone.js | 6 |
| Cloudflare Browser Insights | 6 |
| Onsen UI | 6 |
| FitVids.JS | 6 |
| LiteSpeed Cache | 5 |
| Moment.js | 5 |
| Select2 | 5 |
| imagesLoaded | 5 |
| Instagram Feed for WordPress | 5 |
| Gravatar | 5 |
| Smash Balloon Instagram Feed | 5 |
| MonsterInsights | 4 |
| WOW | 4 |
| Language | Sites |
|---|---|
| English | 34 |
| Japanese | 28 |
| Spanish | 12 |
| Catalan | 7 |
| Chinese | 7 |
| Tagalog | 5 |
| German | 5 |
| French | 5 |
| Latin | 4 |
| Russian | 3 |
| Afrikaans | 3 |
| Dutch | 2 |
| Portuguese | 2 |
| Slovenian | 1 |
| Ukrainian | 1 |
| Romanian | 1 |
| Polish | 1 |
| Somali | 1 |
| Kazakh | 1 |
| Italian | 1 |
| Estonian | 1 |
| Lithuanian | 1 |
| MΔori | 1 |
| Norwegian BokmΓ₯l | 1 |
| Swahili | 1 |
| Welsh | 1 |
| Hungarian | 1 |
| Bosnian | 1 |
| Vietnamese | 1 |
| ASN | Sites |
|---|---|
| Xserver Inc. | 15 |
| SAKURA Internet Inc. | 9 |
| IONOS SE | 8 |
| GMO Internet Group, Inc. | 7 |
| Cloudflare, Inc. | 6 |
| Hostinger International Limited | 6 |
| GoDaddy.com, LLC | 4 |
| Cloudflare London, LLC | 4 |
| OVH SAS | 3 |
| New Dream Network, LLC | 2 |
| Beget LLC | 2 |
| One.com A/S | 2 |
| Incapsula Inc | 2 |
| Amazon.com, Inc. | 2 |
| Sucuri | 2 |
| DigitalOcean, LLC | 2 |
| hostNET Medien GmbH | 1 |
| WebSupport s.r.o. | 1 |
| Oracle Corporation | 1 |
| Groupe LWS SARL | 1 |
| Voyager Internet Ltd. | 1 |
| Akamai Connected Cloud | 1 |
| KDDI Web Communications Inc. | 1 |
| Nessus GmbH | 1 |
| 23M GmbH | 1 |
| Sprinthost.ru LLC | 1 |
| 123.Net, Inc. | 1 |
| UAB Interneto vizija | 1 |
| A2 Hosting, Inc. | 1 |
| Raiola Networks S.L. | 1 |
| O2switch SAS | 1 |
| Serverius Holding B.V. | 1 |
| Korea Telecom | 1 |
| Strato GmbH | 1 |
| Akademska mreza Republike Srbije - AMRES | 1 |
| Hostopia Australia Web Pty Ltd | 1 |
| Layershift Limited | 1 |
| TLD | Sites |
|---|---|
| com | 45 |
| jp | 9 |
| org | 4 |
| de | 4 |
| es | 3 |
| ru | 3 |
| co.jp | 3 |
| net | 3 |
| ca | 2 |
| biz | 2 |
| cat | 2 |
| io | 2 |
| pt | 1 |
| org.uk | 1 |
| app | 1 |
| com.tw | 1 |
| nl | 1 |
| hu | 1 |
| com.vn | 1 |
| ch | 1 |
| cloud | 1 |
| gov.rs | 1 |
| mx | 1 |
| lt | 1 |
| co.uk | 1 |
| edu.tw | 1 |
| org.tw | 1 |
| Country | Sites |
|---|---|
| π―π΅ Japan | 32 |
| πΊπΈ United States | 21 |
| π«π· France | 9 |
| π©πͺ Germany | 7 |
| πͺπΈ Spain | 6 |
| π¬π§ United Kingdom | 3 |
| π·πΊ Russia | 3 |
| π©π° Denmark | 2 |
| π°π· South Korea | 1 |
| π³πΏ New Zealand | 1 |
| πΈπ¬ Singapore | 1 |
| π¦πΊ Australia | 1 |
| π±πΉ Lithuania | 1 |
| π·πΈ Serbia | 1 |
| ππΊ Hungary | 1 |
| π³π± Netherlands | 1 |