JavaScript libraries
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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 1.0.1 Complementary Technologies
Technologies frequently found with Underscore.js 1.0.1.
Live Underscore.js 1.0.1 Sites
3
Complementary Tech
34
Most Frequent Complementary Tech
Websites Using Underscore.js 1.0.1
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| preekvandeweek.com | 🇳🇱 Netherlands | Signet B.V. | February 14, 2026 |
| agiofunds.pl | 🇵🇱 Poland | Orange Polska Spolka Akcyjna | February 8, 2026 |
| argandadelrey.es | 🇪🇸 Spain | acens Technologies, S.L. | February 7, 2026 |
Find Your Customers By Their Technologies
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Buy Now — $199.95 USDTop Underscore.js 1.0.1 Identifiers
Who is using Underscore.js 1.0.1 and where.
Countries
Top 5 most detected countries for Underscore.js 1.0.1
ASNs
Top 5 most detected ASNs for Underscore.js 1.0.1
Languages
Top 5 most detected Languages for Underscore.js 1.0.1
TLDs
Top 5 most detected TLDs for Underscore.js 1.0.1
Most Frequent Underscore.js 1.0.1 Identifiers and Complementary Tech
Most frequently encountered identifiers for Underscore.js 1.0.1 and its complementary technologies.
| Technology | Sites |
|---|---|
| WordPress | 3 |
| PHP | 3 |
| MySQL | 3 |
| jQuery Migrate | 2 |
| Bootstrap | 2 |
| jQuery | 2 |
| Modernizr | 2 |
| Google Analytics | 2 |
| Apache HTTP Server | 2 |
| Slider Revolution | 2 |
| Yoast SEO | 2 |
| Linkedin Sign-in | 1 |
| Google Maps | 1 |
| Lightbox | 1 |
| MonsterInsights | 1 |
| WPML | 1 |
| WordPress Block Editor | 1 |
| DataTables | 1 |
| OWL Carousel | 1 |
| cdnjs | 1 |
| wpBakery | 1 |
| Breadcrumb NavXT | 1 |
| Nginx | 1 |
| D3 | 1 |
| Contact Form 7 | 1 |
| Ubuntu | 1 |
| Google Tag Manager | 1 |
| bxSlider | 1 |
| Font Awesome | 1 |
| CookieYes | 1 |
| jQuery CDN | 1 |
| NVD3 | 1 |
| Select2 | 1 |
| Cloudflare | 1 |
| Language | Sites |
|---|---|
| Dutch | 1 |
| Spanish | 1 |
| Polish | 1 |
| ASN | Sites |
|---|---|
| Signet B.V. | 1 |
| acens Technologies, S.L. | 1 |
| Orange Polska Spolka Akcyjna | 1 |
| TLD | Sites |
|---|---|
| pl | 1 |
| com | 1 |
| es | 1 |
| Country | Sites |
|---|---|
| 🇳🇱 Netherlands | 1 |
| 🇪🇸 Spain | 1 |
| 🇵🇱 Poland | 1 |