🆚 Core-js vs. Picturefill
- 📈 Core-js is noticeably more popular than Picturefill.
- 🌎 Core-js is more popular in the United States, the United Kingdom, and Brazil.
- 🌍 Picturefill is more popular in Japan, Germany, and Italy.
Statistics based on 3.5M+ analyzed websites. About this data
Core-js
PicturefillType
JavaScript library
JavaScript library
About
Core-js is a modular standard library for 
JavaScript that provides polyfills for ECMAScript up to 2024: promises, symbols, collections, iterators, typed arrays, and proposals.
A responsive image polyfill for <picture>, srcset, sizes, and more.
Pricing
Free ✔️Open source
Free ✔️Open source
Categories
Popularity
Determined by the number of sites using each technology.
The Core-js JavaScript library is 1.6 times more popular than Picturefill.
Total websites
Market share
JavaScript Libraries
Popularity by country
Determined by the number of sites detected from each country.
Core-js is more popular in the United States, the United Kingdom, and Brazil, while Picturefill is more popular in Japan, Germany, and Italy.
United States
United Kingdom
Japan
Germany
Brazil
France
Canada
Australia
Italy
Switzerland
Awards
- ⬆️ 37th most popular in Israel in the JavaScript Libraries category.
- ⬆️ 41st most popular in Costa Rica in the JavaScript Libraries category.
- ⬆️ 43rd most popular in New Zealand in the JavaScript Libraries category.
- ⬆️ 44th most popular in Canada in the JavaScript Libraries category.
- ⬆️ 44th most popular in Switzerland in the JavaScript Libraries category.
- ⭐ 5th most popular in Estonia in the Legacy category.
- ⭐ 6th most popular in Switzerland in the Legacy category.
- ⭐ 6th most popular in Portugal in the Legacy category.
- ⭐ 7th most popular in Germany in the Legacy category.
- ⭐ 7th most popular in Austria in the Legacy category.
Popularity by domain category
Determined by the number of sites in each category.
Core-js is more popular among sites focused on marketing and merchandising, blogs and wiki, and entertainment, while Picturefill is more commonly used on business, education and reference, and online shopping sites.
Business
Marketing/Merchandising
Blogs/Wiki
Education/Reference
Online Shopping
Travel
Entertainment
Health
Sports
Internet Services
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Polyfill
Regenerator
Fastly Polyfill
Babel🗃️ 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 3,531,690 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.