🆚 Prototype vs. YUI
- 📈 Prototype is three times more popular than YUI.
- 🌎 Prototype is more popular in the United States, Germany, and Japan.
- 🌍 YUI is more popular in Argentina, Norway, and Colombia.
YUIType
About
Prototype is a legacy open-source 
JavaScript framework that eases cross-browser development of dynamic web applications.
It offers Ajax helpers for asynchronous requests, DOM extensions including element selection shortcuts and a 
CSS selector engine, class-based inheritance, an Enumerable module for array iteration, form field access methods, and a template formatting class.
YUI is a legacy, open-source JavaScript and CSS library for building interactive web applications with a focus on modular architecture and cross-browser consistency.
It includes over 30 modules covering DOM manipulation, event handling, animations, data utilities, and UI components, and provides a dependency management system with dynamic module loading.
Headquarters
Pricing
Categories
Popularity
Determined by the number of sites using each technology.
Market share
Popularity by country
Determined by the number of sites detected from each country.
Awards
- ⬆️ 50th most popular in Lithuania in the JavaScript Libraries category.
- ⬆️ 59th most popular in Finland in the JavaScript Libraries category.
- ⬆️ 61st most popular in Germany in the JavaScript Libraries category.
- ⬆️ 61st most popular in the Czech Republic in the JavaScript Libraries category.
- ⬆️ 63rd most popular in the Netherlands in the JavaScript Libraries category.
- 🔥 18th most popular in Russia in the Legacy category.
- ⬆️ 21st most popular in Argentina in the Legacy category.
- ⬆️ 25th most popular in Canada in the Legacy category.
- ⬆️ 29th most popular in Spain in the Legacy category.
- ⬆️ 32nd most popular in Japan in the Legacy category.
Popularity by domain category
Determined by the number of sites in each category.
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Yahoo 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 3,823,966 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.