🆚 Core-js vs. Regenerator
- 📈 Regenerator is five times more popular than Core-js.
- 🌎 Regenerator is more popular in the United States, the United Kingdom, and Australia.
- 🌍 Core-js is more popular in Mongolia, Aruba, and the Faroe Islands.
Statistics based on 3.3M+ analyzed websites. About this data
Core-js
RegeneratorType
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.
Regenerator is a JavaScript library from 
Facebook that allows the use of ES6 generators in older browsers.
Headquarters
Menlo Park, California, United States
Pricing
Free ✔️Open source
Free ✔️Open source
Categories
JavaScript Libraries › Rank #50
JavaScript Libraries › Rank #23
Popularity
Determined by the number of sites using each technology.
The Regenerator JavaScript library is 5 times more popular than Core-js.
Total websites
Market share
JavaScript Libraries
Popularity by country
Determined by the number of sites detected from each country.
Regenerator is more popular in the United States, the United Kingdom, and Australia, while Core-js is more popular in Mongolia, Aruba, and the Faroe Islands.
United States
United Kingdom
Australia
Japan
Germany
Spain
Italy
France
Netherlands
Brazil
Awards
- ⬆️ 41st most popular in Costa Rica in the JavaScript Libraries category.
- ⬆️ 42nd most popular in Israel in the JavaScript Libraries category.
- ⬆️ 44th most popular in Switzerland in the JavaScript Libraries category.
- ⬆️ 45th most popular in Canada in the JavaScript Libraries category.
- ⬆️ 45th most popular in New Zealand in the JavaScript Libraries category.
- ⭐ 10th most popular in Australia in the JavaScript Libraries category.
- ⭐ 10th most popular in Thailand in the JavaScript Libraries category.
- 🔥 12nd most popular in Vietnam in the JavaScript Libraries category.
- 🔥 12nd most popular in Israel in the JavaScript Libraries category.
- 🔥 13rd most popular in Japan in the JavaScript Libraries category.
Popularity by domain category
Determined by the number of sites in each category.
Regenerator is more popular among sites focused on business, marketing and merchandising, and blogs and wiki, while Core-js is more commonly used on motor vehicles sites.
Business
Marketing/Merchandising
Blogs/Wiki
Online Shopping
Education/Reference
Internet Services
Travel
Entertainment
Health
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Polyfill
Picturefill
Fastly Polyfill
Babel
jQuery
Meta company profile🗃️ 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.