Modernizr
Modernizr is a 
JavaScript library that detects the availability of 
HTML, 
CSS and JavaScript features in the user's browser.
According to our data, Modernizr ranks 12th among the JavaScript libraries we track.
It has 7.6% of the JavaScript library market share and is present on 5.5% of all websites.
- 🏠 Website
- </> Source code
💸 Pricing
Modernizr is available for free.
📊 Rankings and Market Share
- JavaScript Libraries
- Rank: 12
- Market share: 7.6%
🏆 Modernizr Awards
- 🥉 Third most popular in Liechtenstein in the JavaScript Libraries category.
- ⭐ 4th most popular in Macao in the JavaScript Libraries category.
- ⭐ 5th most popular in Luxembourg in the JavaScript Libraries category.
- ⭐ 5th most popular in Lebanon in the JavaScript Libraries category.
- ⭐ 6th most popular in Germany in the JavaScript Libraries category.
- ⭐ 6th most popular in Switzerland in the JavaScript Libraries category.
- ⭐ 6th most popular in Belgium in the JavaScript Libraries category.
- ⭐ 7th most popular in Austria in the JavaScript Libraries category.
- ⭐ 7th most popular in Portugal in the JavaScript Libraries category.
- ⭐ 7th most popular in Croatia in the JavaScript Libraries category.
⚡ Sites Using Modernizr
We have data on 194,931 websites that use the Modernizr JavaScript library. Here is a list of some of the top ranked ones.
The highest rated site using Modernizr is instructure.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | #52 | United States | English | |
| 2 | #80 | Japan | Japanese | |
| 3 | #88 | Switzerland | English | |
| 4 | #125 | English | ||
| 5 | #215 | United States | English | |
| 6 | #420 | Venezuela | Spanish | |
| 7 | #425 | English | ||
| 8 | python.org | #429 | English | |
| 9 | #474 | Brazil | Brazilian Portuguese | |
| 10 | #590 | United States | American English | |
| 11 | #662 | Turkey | Turkish | |
| 12 | #680 | Netherlands | English | |
| 13 | #1,024 | Malay | ||
| 14 | #1,221 | Poland | Polish | |
| 15 | #1,262 | United States | English | |
| 16 | #1,281 | United States | English | |
| 17 | #1,294 | United States | English | |
| 18 | #1,295 | Portugal | European Portuguese | |
| 19 | #1,310 | United States | English | |
| 20 | #1,469 | United States | English |
📈 Usage Statistics
Most of the sites that use Modernizr:
- are located in the United States
- have content in English
- use the .com domain extension
- fall into the Business category.
Most of the sites using Modernizr are from the United States, Germany, and the United Kingdom.
- United States 20.7%
- Germany 6.6%
- United Kingdom 6.3%
- Italy 5%
- Spain 4.1%
- France 3.9%
- Australia 3.4%
- Japan 3.3%
- India 3.2%
- Other 43.5%
Most Modernizr users speak English, German, or Spanish.
- English 53.7%
- German 6.3%
- Spanish 5.9%
- French 4%
- Italian 4%
- Japanese 2.9%
- Portuguese 2.6%
- Dutch 2.5%
- Russian 2.3%
- Other 15.8%
The Modernizr JavaScript library is especially popular on .com and .org top-level domains.
- .com 42.3%
- .org 7.1%
- .de 4.1%
- .it 2.9%
- .net 2.5%
- .co.uk 2.4%
- .nl 1.9%
- .com.au 1.9%
- .ru 1.4%
- Other 33.5%
The primary market segments for websites utilizing Modernizr include business, marketing and merchandising, and education and reference.
- Business 19.4%
- Marketing/Merchandising 11.6%
- Education/Reference 7.6%
- Online Shopping 6.7%
- Internet Services 5.1%
- Blogs/Wiki 5%
- Travel 4.5%
- Entertainment 4.1%
- Health 3.6%
- Other 32.4%
🔢 Modernizr Versions
The most common version of Modernizr is 2.8, used by 33.9% of sites where versions were detected. In addition, 32.4% of sites use Modernizr 2.6, and 11.8% use Modernizr 2.7.
- 2.8 33.9%
- 2.6 32.4%
- 2.7 11.8%
- 3.5 4.9%
- 2.5 3.9%
- 3.6 3.8%
- 2.0 3.1%
- 3.11 1.7%
- 1.7 1.4%
- Other 3.1%
🕵️ Similar Technologies
These are some of the best Modernizr alternatives.
jQuery🆚 Compare Alternatives
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Polyfill💬 Frequently Asked Questions
Can I use Modernizr for free?
Yes, it is a free JavaScript library.
It is also open source, and its code is available on 
GitHub.
Which country uses Modernizr the most?
The majority of Modernizr users are from the United States.
Who uses Modernizr?
According to our data, Modernizr is used on thousands of sites, including such established ones as instructure.com,
mbga.jp, and
who.int.
Is Modernizr used on government websites?
Yes, for example, it is used by ohio.gov,
portaldasfinancas.gov.pt, and
michigan.gov. Overall, we found Modernizr on 368 government sites in the United States.
Do academic institutions use Modernizr?
How does Modernizr compare to its competitors?
Modernizr is a fairly popular JavaScript library, ranking ahead of 299 other JavaScript libraries we track.
What are the alternatives to Modernizr?
Alternatives and possible competitors to Modernizr may include 
UAParser.js, 🍪 JS Cookie, and Dexie.js.
👉 See Also
- ✨ Related technologies
🗃️ 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 3,532,023 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.