🆚 Emotion vs. Prefix-free
- 📈 Emotion is much more popular than Prefix-free.
- 🌍 Emotion is more popular in all countries.
Emotion
Prefix-freeType
About
Emotion is an open-source 
CSS-in-JS library for writing and managing styles with 
JavaScript and 
TypeScript that can be used both with 
React and in a framework-agnostic way.
It supports object and template literal syntax, automatic vendor prefixing, source maps, server-side rendering, nested selectors, and theming, and can optimize generated styles through compile-time transformations using its 
Babel integration.
A legacy script that adds browser prefixes to CSS code when needed for old browsers.
Headquarters
Pricing
Categories
Popularity
Determined by the number of sites using each technology.
Market share
Popularity by country
Determined by the number of sites detected from each country.
Awards
- ⬆️ 46th most popular in Norway in the JavaScript Libraries category.
- ⬆️ 51st most popular in Korea in the JavaScript Libraries category.
- ⬆️ 56th most popular in Sweden in the JavaScript Libraries category.
- ⬆️ 58th most popular in Indonesia in the JavaScript Libraries category.
- ⬆️ 61st most popular in Ireland in the JavaScript Libraries category.
- 🔥 15th most popular in Iran in the Legacy category.
- 🔥 17th most popular in Korea in the Legacy category.
- 🔥 17th most popular in China in the Legacy category.
- ⬆️ 29th most popular in Russia in the Legacy category.
- ⬆️ 34th most popular in Japan in the Legacy category.
Popularity by domain category
Determined by the number of sites in each category.
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ 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 3,814,833 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.