Ractive.js is described as 'Template-driven UI library that transforms your templates, styles and logic into blueprints for highly interactive apps. Ractive.js works for you, not the other way around. You do not need to learn new terminologies, concepts, and methodologies' and is an app in the development category. There are more than 50 alternatives to Ractive.js for a variety of platforms, including Mac, Windows, Linux, Web-based and Self-Hosted apps. The best Ractive.js alternative is Angular, which is both free and Open Source. Other great apps like Ractive.js are React, Meteor, Express and ember.js.