🆚 Onion vs. RSD
- 📈 RSD is much more popular than Onion.
- 🌎 RSD is more popular in the United States, Germany, and the United Kingdom.
- 🌍 Onion is more popular in Bouvet Island.
Statistics based on 3.3M+ analyzed websites. About this data
Type
Standard
Standard
About
Onion sites are websites on the dark web that use the .onion top-level domain and are only accessible through online routing through Tor.
Really Simple Discovery (RSD) is an 
XML format that helps client software find the services needed to read, edit, or "work with" weblogging software.
Popularity
Determined by the number of sites using each technology.
RSD is 1,944 times more popular than Onion.
Total websites
Market share
Standards
Popularity by country
Determined by the number of sites detected from each country.
RSD is more popular in the United States, Germany, and the United Kingdom, while Onion is more popular in Bouvet Island.
United States
Germany
United Kingdom
Spain
Italy
Japan
France
Australia
Netherlands
Brazil
Awards
- ⬆️ 32nd most popular in Russia in the Standards category.
- ⬆️ 43rd most popular in Germany in the Standards category.
- ⬆️ 44th most popular in France in the Standards category.
- ⬆️ 45th most popular in the United States in the Standards category.
- 🥉 Third most popular in El Salvador in the Standards category.
- 🥉 Third most popular in Bhutan in the Standards category.
- 🥉 Third most popular in Libya in the Standards category.
- ⭐ 4th most popular in Spain in the Standards category.
- ⭐ 4th most popular in Italy in the Standards category.
Popularity by domain category
Determined by the number of sites in each category.
RSD is more popular than Onion in all market segments.
Business
Marketing/Merchandising
Blogs/Wiki
Education/Reference
Internet Services
Entertainment
Online Shopping
Travel
Health
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
OAuth
OpenID
JSON Web Token
XFN
OpenSearch🗃️ 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 3,375,483 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.