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Pro Ease of use
Pro In-browser bundler
Can pack assets and resources in the browser console with no need for any external tool.
Creating a component is just a matter of creating 3 small files (html, css, js).
Can share and load components across websites.
Pro Web Starter Project
If you like Node.js and automatic build system, the zuix-web-starter is a "blank" web project featuring LESS, Markdown, Minify, Eslint checks, automatic bundling, PWA optimizations and much more.
Built-in lazy loading feature. Almost transparent.
With automatic fields mapping (data binding).
Pro jQuery alike helper
Built-in DOM helper. Basically a lite subset of jQuery.
The zKit site is a collection of example components ready to use as-is or as a base for creating your own components.