Closure Library
Google, Mountain View, California, United StatesGoogle Closure Library is a low-level 
JavaScript library designed for building complex and scalable web applications.
According to our data, Closure Library ranks 138th among the JavaScript libraries we track.
It has 0.2% of the JavaScript library market share and is present on 0.1% of all websites.
- 🏠 Website
- 🔗 Links
GitHub💸 Pricing
Closure Library is available for free.
📊 Rankings and Market Share
- JavaScript Libraries
- Rank: 138
- Market share: 0.2%
- Legacy
- Rank: 25
- Market share: 0.7%
🏆 Closure Library Awards
- ⭐ 9th most popular in Nigeria in the Legacy category.
- 🔥 13rd most popular in Indonesia in the Legacy category.
- 🔥 14th most popular in the Philippines in the Legacy category.
- 🔥 15th most popular in Bangladesh in the Legacy category.
- 🔥 15th most popular in Pakistan in the Legacy category.
- 🔥 17th most popular in Spain in the Legacy category.
- 🔥 18th most popular in India in the Legacy category.
- 🔥 18th most popular in Mexico in the Legacy category.
- 🔥 18th most popular in Bulgaria in the Legacy category.
- 🔥 19th most popular in Brazil in the Legacy category.
⚡ Sites Using Closure Library
We have data on 5,014 websites that use the Closure Library JavaScript library. Here is a list of some of the top ranked ones.
The highest rated site using Closure Library is google.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | google.com |
#1 | United States | English |
| 2 |  play.google.com |
United States | American English | |
| 3 | maps.google.com |
United States | English | |
| 4 |  docs.google.com |
United States | American English | |
| 5 | support.google.com |
United States | English | |
| 6 | policies.google.com |
United States | American English | |
| 7 | accounts.google.com |
United States | American English | |
| 8 |  sites.google.com |
United States | American English | |
| 9 | #612 | Spain | European Spanish | |
| 10 | news.google.com |
United States | American English | |
| 11 | mail.google.com |
United States | American English | |
| 12 |  translate.google.com |
United States | American English | |
| 13 |  groups.google.com |
United States | American English | |
| 14 | myaccount.google.com |
United States | American English | |
| 15 |  cloud.google.com |
United States | American English | |
| 16 |  livejournal.com |
#1,393 | Russia | American English |
| 17 | store.google.com |
United States | American English | |
| 18 | #1,805 | Portugal | Portuguese | |
| 19 | #2,374 | Norway | Norwegian Bokmål | |
| 20 | #2,416 | United Kingdom | British English |
📈 Usage Statistics
Most of the sites that use Closure Library:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the Blogs/Wiki category.
Most of the sites using Closure Library are from the United States, Spain, and Germany.
- United States 17.6%
- Spain 5.6%
- Germany 5.5%
- India 5.5%
- France 4.8%
- Brazil 4.3%
- United Kingdom 4.3%
- Japan 3.8%
- Italy 3.4%
- Other 45.2%
Most Closure Library users speak English, Spanish, or Portuguese.
- English 52.4%
- Spanish 9.7%
- Portuguese 4.7%
- French 3.7%
- German 3.6%
- Japanese 3.2%
- Italian 2.8%
- Dutch 1.7%
- Turkish 1.4%
- Other 16.8%
The Closure Library JavaScript library is especially popular on .com top-level domains.
- .com 48%
- .net 4.9%
- .org 4.6%
- .com.br 2.5%
- .de 2.4%
- .it 1.9%
- .nl 1.4%
- .fr 1.3%
- .es 1.2%
- Other 31.8%
The primary market segments for websites utilizing Closure Library include blogs and wiki, general news, and entertainment.
- Blogs/Wiki 19.5%
- General News 10.8%
- Entertainment 7.6%
- Business 5.7%
- Search Engines 5.5%
- Marketing/Merchandising 4.8%
- Education/Reference 4.8%
- Games 4.1%
- Sports 3.8%
- Other 33.4%
🕵️ Similar Technologies
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SystemJS💬 Frequently Asked Questions
What is the company behind Closure Library?
Closure Library is owned by Google LLC, headquartered in Mountain View, California, United States.
Is Closure Library free?
Yes, it is a free JavaScript library.
Which country uses Closure Library the most?
The majority of Closure Library users are from the United States.
Who uses Closure Library?
According to our data, Closure Library is used on thousands of sites, including google.com, play.google.com, and maps.google.com.
How does Closure Library compare to the competition?
Closure Library is a moderately popular JavaScript library, ranking ahead of 173 other JavaScript libraries we track.
What are the alternatives to Closure Library?
Alternatives and possible competitors to Closure Library may include 
jQuery, 🍪 JS Cookie, and Modernizr.
👉 See Also
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,531,690 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.