µJS is described as 'Intercepts links and form submissions, fetches pages via AJAX, and swaps fragments of the DOM. Single <script> tag, one call to mu.init(). No build step, no dependencies' and is a javascript framework in the development category. There are nine alternatives to µJS for a variety of platforms, including Self-Hosted, JavaScript, Mac, Windows and Linux apps. The best µJS alternative is Angular, which is both free and Open Source. Other great apps like µJS are Vue.js, React, HTMX and Unpoly.