🆚 ES6 Shim vs. Fastly Polyfill
- 📈 Fastly Polyfill is much more popular than ES6 Shim.
- 🌎 Fastly Polyfill is more popular in the United States, the United Kingdom, and Germany.
- 🌍 ES6 Shim is more popular in Bosnia and Herzegovina, and Bolivia.
Statistics based on 3.3M+ analyzed websites. About this data
ES6 Shim
Fastly PolyfillType
JavaScript library
JavaScript library
About
Provides compatibility shims so that legacy 
JavaScript engines behave as closely as possible to ECMAScript 6 (Harmony).
Fastly Polyfill is a service that reads the User-Agent header of each request and returns polyfills appropriate for the requesting browser.
Pricing
Free ✔️Open source
Free ✔️Open source
Categories
Popularity
Determined by the number of sites using each technology.
The Fastly Polyfill JavaScript library is 25 times more popular than ES6 Shim.
Total websites
Market share
JavaScript Libraries
Popularity by country
Determined by the number of sites detected from each country.
Fastly Polyfill is more popular in the United States, the United Kingdom, and Germany, while ES6 Shim is more popular in Bosnia and Herzegovina, and Bolivia.
United States
United Kingdom
Germany
Japan
Australia
Brazil
Canada
France
India
Italy
Awards
- ⬆️ 52nd most popular in France in the Legacy category.
- ⬆️ 59th most popular in Germany in the Legacy category.
- ⬆️ 62nd most popular in the United States in the Legacy category.
- ⬆️ 223rd most popular in France in the JavaScript Libraries category.
- ⬆️ 235th most popular in the United States in the JavaScript Libraries category.
- ⬆️ 71st most popular in New Zealand in the JavaScript Libraries category.
- ⬆️ 76th most popular in Canada in the JavaScript Libraries category.
- ⬆️ 77th most popular in Brazil in the JavaScript Libraries category.
- ⬆️ 78th most popular in Norway in the JavaScript Libraries category.
- ⬆️ 79th most popular in Israel in the JavaScript Libraries category.
Popularity by domain category
Determined by the number of sites in each category.
Fastly Polyfill is more popular than ES6 Shim in all market segments.
Online Shopping
Business
Marketing/Merchandising
Education/Reference
Fashion/Beauty
General News
Entertainment
Health
Blogs/Wiki
Sports
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Polyfill
Picturefill
Regenerator
Babel
jQuery🗃️ 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.