CORS
W3C, Cambridge, Massachusetts, United StatesCross-Origin Resource Sharing (CORS) is an HTTP header-based mechanism used to safely bypass same-origin policy and allow requests to other domains.
According to our data, CORS is the 9th most popular networking technology on the web.
It has 3.6% of the networking market share and is detected on 3.3% of all websites.
- 🏠 Website
- 🔗 Links
Wikipedia📊 Rankings and Market Share
- Networking
- Rank: 9
- Market share: 3.6%
🏆 CORS Awards
- ⭐ 4th most popular in Samoa in the Networking category.
- ⭐ 4th most popular in Saint Helena in the Networking category.
- ⭐ 6th most popular in New Caledonia in the Networking category.
- ⭐ 7th most popular in Mongolia in the Networking category.
- ⭐ 7th most popular in Jordan in the Networking category.
- ⭐ 7th most popular in Lebanon in the Networking category.
- ⭐ 7th most popular in Bahrain in the Networking category.
- ⭐ 7th most popular in Palau in the Networking category.
- ⭐ 8th most popular in Germany in the Networking category.
- ⭐ 8th most popular in France in the Networking category.
⚡ Sites Using CORS
We have data on 116,998 websites that use CORS networking technology. Here is a list of some of the top ranked ones.
The highest rated site using CORS is 
adobe.com.
| # | Website | Rank | Country | Language |
|---|---|---|---|---|
| 1 | adobe.com |
#28 | United States | English |
| 2 |  patreon.com |
#47 | United States | English |
| 3 | #54 | American English | ||
| 4 | #63 | United States | English | |
| 5 | #67 | United States | English | |
| 6 | #88 | Switzerland | English | |
| 7 | #110 | United States | American English | |
| 8 | #125 | English | ||
| 9 | #141 | English | ||
| 10 | #142 | United Kingdom | English | |
| 11 | #152 | United States | English | |
| 12 | #197 | United States | American English | |
| 13 | #201 | United States | English | |
| 14 | #209 | Canada | English | |
| 15 | #225 | Korea | Korean | |
| 16 | #233 | Philippines | English | |
| 17 | #238 | American English | ||
| 18 | #248 | United States | English | |
| 19 | #249 | Japan | Japanese | |
| 20 | #262 | Indonesia |
📈 Usage Statistics
Most of the sites that use CORS:
- 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 CORS are from the United States, Germany, and the United Kingdom.
- United States 23.8%
- Germany 6.7%
- United Kingdom 5.1%
- France 5%
- Brazil 3.1%
- India 3%
- China 3%
- Netherlands 2.9%
- Spain 2.8%
- Other 44.6%
Most CORS users speak English, German, or Spanish.
- English 61%
- German 4.7%
- Spanish 4.2%
- French 3.8%
- Portuguese 2.9%
- Chinese 2.6%
- Russian 2.2%
- Japanese 1.7%
- Dutch 1.7%
- Other 15.2%
CORS networking technology is especially popular on .com and .org top-level domains.
- .com 43.6%
- .org 6.3%
- .net 3.3%
- .de 3%
- .fr 1.6%
- .com.br 1.6%
- .co.uk 1.5%
- .ru 1.5%
- .it 1.4%
- Other 36.2%
The primary market segments for websites utilizing CORS include business, marketing and merchandising, and online shopping.
- Business 16.3%
- Marketing/Merchandising 8.5%
- Online Shopping 7.3%
- Internet Services 6.9%
- Education/Reference 6.3%
- Blogs/Wiki 5.2%
- Software/Hardware 4.1%
- Entertainment 4%
- Travel 3.9%
- Other 37.5%
🕵️ Similar Technologies
These are some of the best CORS alternatives.
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💬 Frequently Asked Questions
What is the company behind CORS?
CORS is owned by World Wide Web Consortium, Inc., headquartered in Cambridge, Massachusetts, United States.
Which country uses CORS the most?
The majority of CORS users are from the United States.
Who uses CORS?
According to our data, CORS is used on thousands of sites, including such established ones as adobe.com, patreon.com, and blog.google.
Is CORS used on government websites?
Yes, for example, it is used by cdc.gov. Overall, we found CORS on 86 government sites in the United States.
Do academic institutions use CORS?
Yes, quite a few! Overall, we know of 431 academic websites in the United States that use CORS.
👉 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 3,511,995 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.