When comparing Skeleton vs WebUI, the Slant community recommends Skeleton for most people. In the question“What is the best CSS framework?” Skeleton is ranked 6th while WebUI is ranked 29th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Lightweight
Pro Responsive grid
Pro Style agnostic
Pro Vanilla CSS
No bells and whistles for Skeleton, it's just CSS.
Pro Media queries
Pro Scalable CSS transform and SVG shapes
WebUI includes scalable CSS transform shapes and scalable clip-path shapes.
Pro Supports build customisation
Build customisation allows components that aren't required to be excluded using SASS includes and grunt tasks.
Pro Full support for flexbox
WebUI includes a full range of flexbox classes, including breakpoint specific classes based on REM units.
Pro Multiple grid systems out of the box
WebUI includes a flexbox, a table, and standard grid systems. These grid types can be used in combination and together.
Pro Generic design
Every component is built to be generic and interchangeable. For example, there are no restrictions on where grids, containers, menu buttons, or dropdowns can be used.
Pro Powerful tooltip system
The tooltip system includes viewport boundary collision detection, auto positioning and auto sizing for small viewport areas, configurable boundary margins, and many behavioral settings, such as focus, hover, static, nohide.
Cons
Con Not maintained anymore
No active development for two years.