Alpine.js is known for its small size, weighing only a few kilobytes. It is designed to be lightweight and minimalistic, making it a great choice for small projects or when you want to keep your bundle size as small as possible. Hyperapp is also relatively small in size, but it is slightly larger than Alpine.js.
Alpine.js has a very low learning curve and is easy to get started with. It doesn't require a build step or complex setup, making it suitable for small projects or when you want to quickly add interactivity to your existing HTML. Hyperapp, being a full-featured framework, has a steeper learning curve and requires a build step to transpile and bundle your code. It provides a more structured and opinionated development experience.
Community and Ecosystem
Both Alpine.js and Hyperapp are designed to be performant. Alpine.js, being lightweight and minimalistic, has a smaller footprint and faster initialization time. Hyperapp, with its virtual DOM and state management system, provides efficient rendering and updates. However, the performance difference between the two may not be significant for most use cases.