Polymer is a web library, built on top of Web Components, and designed to leverage the evolving web platform on modern browsers.
Mustache JS is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
In terms of market share, Polymer is clearly lagging behind, losing to Mustache JS in all segments.
Mustache JS has better usage coverage in more websites categories. Including Science & Education, Games, Arts & Entertainment, Computers Electronics & Technology and 20 other categories.
Polymer hasn't got a lead over Mustache JS in any websites category.
Mustache JS is leading in most countries, including United States, Germany, Japan, United Kingdom and 160 other countries.
Polymer hasn't got a lead over Mustache JS in any country.