Ligi is described as 'Js is a Javascript micro-library for keeping DOM elements in sync with arrays, and updating only properties that have changed. It is not a full declarative framework, but a simple set of utilities to help with reactivity in pure Javascript' and is an app in the development category. There are more than 10 alternatives to Ligi for a variety of platforms, including Self-Hosted, JavaScript, Windows, Linux and Web-based apps. The best Ligi alternative is Vue.js, which is both free and Open Source. Other great apps like Ligi are Angular, React, Svelte and Vite.