🆚 Polyfill vs. Select2
- 📈 Polyfill is four times more popular than Select2.
- 🌎 Polyfill is more popular in the United States, the United Kingdom, and Spain.
- 🌍 Select2 is more popular in Bangladesh, Palestine, and the U.S. Virgin Islands.
Statistics based on 3.3M+ analyzed websites. About this data
PolyfillType
JavaScript library
JavaScript library
About
Polyfill.io is an open-source 
JavaScript library that provides modern web API features to older browsers that do not natively support them.
After a supply chain attack in 2024 involving its cdn.polyfill.io domain, the service was discontinued and is now safely mirrored and maintained by 
Cloudflare under independent management.
Select2 is a 
jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results.
Pricing
Free ✔️Open source
Free ✔️Open source
Categories
JavaScript Libraries › Rank #4
JavaScript Libraries › Rank #31
Popularity
Determined by the number of sites using each technology.
The Polyfill JavaScript library is 4 times more popular than Select2.
Total websites
Market share
JavaScript Libraries
Popularity by country
Determined by the number of sites detected from each country.
Polyfill is more popular in the United States, the United Kingdom, and Spain, while Select2 is more popular in Bangladesh, Palestine, and the U.S. Virgin Islands.
United States
United Kingdom
Spain
Germany
Russia
Japan
Italy
France
Australia
Netherlands
Awards
- 🥈 Second most popular in Russia in the JavaScript Libraries category.
- 🥈 Second most popular in Belarus in the JavaScript Libraries category.
- 🥈 Second most popular in Jamaica in the JavaScript Libraries category.
- 🥈 Second most popular in Curacao in the JavaScript Libraries category.
- 🥈 Second most popular in the Turks and Caicos Islands in the JavaScript Libraries category.
- ⭐ 10th most popular in Bangladesh in the JavaScript Libraries category.
- 🔥 14th most popular in Lithuania in the JavaScript Libraries category.
- 🔥 17th most popular in Latvia in the JavaScript Libraries category.
- 🔥 17th most popular in Tanzania in the JavaScript Libraries category.
- 🔥 17th most popular in Palestine in the JavaScript Libraries category.
Popularity by domain category
Determined by the number of sites in each category.
Polyfill is more popular among sites focused on business, marketing and merchandising, and online shopping, while Select2 is more commonly used on real estate, sports, and recreation and hobbies sites.
Business
Marketing/Merchandising
Online Shopping
Education/Reference
Blogs/Wiki
Internet Services
Travel
Health
Entertainment
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Regenerator
Core-js
Fastly Polyfill
Babel
Typeahead.js
Choices.js
Gijgo🗃️ 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.