Really Simple Discovery

Category - Miscellaneous

Really Simple Discovery (RSD) is an XML format and a publishing convention for making services exposed by a blog, or other web software, discoverable by client software.



We have discovered 1,758,355 live website that are using RSD.

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Technology usage statistics

Websites using RSD 1,758,355 websites
Most popular in the country United States of America
Market position in Miscellaneous #1
Market share in Miscellaneous 34.42%

Technology adoption

Recent changes in RSD usage. (See RSD Usage Changes report)
Websites that added RSD +29,439
Websites that dropped RSD -31,382

Distribution by websites popularity

Really Simple Discovery detection in the top websites by popularity
Top 10k sites 1,363 websites
Top 100k sites 18,881 websites
Top 1m sites 193,710 websites

Websites utilizing Really Simple Discovery

Top websites that use RSD

Domain Country Rank Contacts
wordpress.org United States of America 14
en.wikipedia.org United States of America 16
wordpress.com United States of America 32
creativecommons.org United States of America 34
techcrunch.com United States of America 67
commons.wikimedia.org United States of America 124
See full domain list
Flat price per report, subscription is not required.

Market Share

RSD market share within the Miscellaneous category

Geographical Distribution

Technology usage distribution by websites across the globe.







Alternative Names

  • RSD

Really Simple Discovery often used together with


Category - CMS.
WordPress is used together with RSD on 2,380,270 domains. Total 2,609,495 domains found using WordPress
Category - Programming Languages.
PHP is used together with RSD on 1,964,335 domains. Total 4,026,633 domains found using PHP
Category - JavaScript Libraries.
jQuery is used together with RSD on 1,934,752 domains. Total 4,109,387 domains found using jQuery
Category - Document Standards.
JavaScript is used together with RSD on 1,760,285 domains. Total 6,112,271 domains found using JavaScript
Category - Document Encoding.
UTF-8 is used together with RSD on 1,759,759 domains. Total 8,085,874 domains found using UTF-8
Category - Databases.
MySQL is used together with RSD on 1,717,727 domains. Total 2,781,201 domains found using MySQL


Alternative Technologies


AdBlock: Total 188,777 domains found using AdBlock
Amazon S3: Total 66,438 domains found using Amazon S3
Americaneagle: Total 17 domains found using Americaneagle
Auth0: Total 162 domains found using Auth0
Auth0 Lock: Total 125 domains found using Auth0 Lock
Axios: Total 3,862 domains found using Axios
Babel: Total 327 domains found using Babel
Basic ECC: Total 91 domains found using Basic ECC
Cacti: Total 15 domains found using Cacti
cgit: Total 115 domains found using cgit