Atoms.js is described as 'Enterprise Grade JavaScript Web Components inspired from Flex and Silverlight with Data binding, multiple scopes and ready to use line of business components' and is an app in the development category. There are more than 10 alternatives to Atoms.js for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best Atoms.js alternative is Angular, which is both free and Open Source. Other great apps like Atoms.js are Meteor, Backbone.js, KnockoutJS and FeathersJS.