🆚 RSD vs. Sass
- 📈 RSD is much more popular than Sass.
- 🌍 RSD is more popular in all countries.
Statistics based on 3.8M+ analyzed websites. About this data
RSD
SassType
Standard
Standard
About
Really Simple Discovery (RSD) is an 
XML format that allows client software to discover services provided by web publishing systems.
It helps clients find endpoints for reading, editing, and interacting with website content through APIs.
Sass ("syntactically awesome style sheets") is a stylesheet language that compiles to 
CSS and allows developers to use variables, nested rules, mixins, and functions.
Headquarters
Wesley Hills, New York, United States
Popularity
Determined by the number of sites using each technology.
RSD is 36 times more popular than Sass.
Total websites
Market share
Standards
Popularity by country
Determined by the number of sites detected from each country.
RSD is more popular than Sass in all countries.
United States
United Kingdom
Germany
Japan
Spain
Italy
France
Australia
Netherlands
Brazil
Awards
- 🥉 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 Bulgaria in the Standards category.
- ⭐ 4th most popular in Lithuania in the Standards category.
- 🔥 15th most popular in Vietnam in the Standards category.
- 🔥 15th most popular in Estonia in the Standards category.
- 🔥 16th most popular in Ireland in the Standards category.
- 🔥 16th most popular in South Africa in the Standards category.
- 🔥 16th most popular in Pakistan in the Standards category.
Popularity by domain category
Determined by the number of sites in each category.
RSD is more popular than Sass in all market segments.
Business
Marketing/Merchandising
Blogs/Wiki
Education/Reference
Online Shopping
Internet Services
Entertainment
Travel
Health
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Sass
🗃️ 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 3,827,502 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.