Closure Library is a JavaScript library developed by Google for building robust web applications, offering utilities for DOM manipulation, event handling, data structures, and more.

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Companies

2

Top Country

IT

Top Industry

Charity

Adoption Insights

Closure Library is used by 2 companies in our database, representing approximately 0.00% of all tracked websites. The most common industry using Closure Library is Charity, and adoption is strongest in IT.

Top Countries Using Closure Library

IT1 companies
US1 companies

Top Industries Using Closure Library

Charity1 companies
Content Creators1 companies

How We Detect Closure Library

The Web Radar detects Closure Library by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →

Frequently Asked Questions

What is Closure Library?+

Closure Library is a JavaScript library developed by Google for building robust web applications, offering utilities for DOM manipulation, event handling, data structures, and more.

How many companies use Closure Library?+

2 companies in our database use Closure Library, representing approximately 0.00% of all tracked websites.

What industries use Closure Library the most?+

The top industries using Closure Library are Charity, Content Creators.

What countries use Closure Library the most?+

The top countries using Closure Library are IT, US.

Is Closure Library popular?+

Closure Library is used by 2 companies, making it a notable JavaScript libraries technology based on adoption across our tracked websites.

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Data last updated: June 2026