🆚 Less.js vs. Prefix-free
- 📈 Less.js is much more popular than Prefix-free.
- 🌎 Less.js is more popular in the United States, the Czech Republic, and Germany.
- 🌍 Prefix-free is more popular in Korea, Iran, and Mongolia.
Statistics based on 3.3M+ analyzed websites. About this data
Less.js
Prefix-freeType
JavaScript library
JavaScript library
About
Less.js is a 
JavaScript library that converts Less styles to 
CSS styles.
A legacy script that adds browser prefixes to CSS code when needed for old browsers.
Pricing
Free ✔️Open source
Free ✔️Open source
Categories
Popularity
Determined by the number of sites using each technology.
The Less.js JavaScript library is 7 times more popular than Prefix-free.
Total websites
Market share
JavaScript Libraries
Popularity by country
Determined by the number of sites detected from each country.
Less.js is more popular in the United States, the Czech Republic, and Germany, while Prefix-free is more popular in Korea, Iran, and Mongolia.
United States
Czech Republic
Germany
Russia
United Kingdom
France
Netherlands
Spain
Italy
Australia
Awards
- 🔥 20th most popular in the Czech Republic in the JavaScript Libraries category.
- ⬆️ 26th most popular in Iceland in the JavaScript Libraries category.
- ⬆️ 36th most popular in Slovakia in the JavaScript Libraries category.
- ⬆️ 37th most popular in Uzbekistan in the JavaScript Libraries category.
- ⬆️ 44th most popular in Belarus in the JavaScript Libraries category.
- 🔥 14th most popular in Iran in the Legacy category.
- 🔥 16th most popular in China in the Legacy category.
- 🔥 16th most popular in Korea in the Legacy category.
- ⬆️ 25th most popular in Hong Kong in the Legacy category.
- ⬆️ 26th most popular in Switzerland in the Legacy category.
Popularity by domain category
Determined by the number of sites in each category.
Less.js is more popular than Prefix-free in all market segments.
Sports
Business
Marketing/Merchandising
Online Shopping
Education/Reference
Travel
Blogs/Wiki
Internet Services
Entertainment
General News
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Emotion
Animsition
Beasties🗃️ 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.