Yew components, based on PatternFly:
PatternFly is an open source design system built to drive consistency and unify teams.
Yew is a framework for creating reliable and efficient web applications.
Take a look at the demo, which shows various features of the project: https://patternfly-yew.github.io/patternfly-yew-quickstart
The code of the demo is also intended to be a quickstart/template project, to get you started with just a few commands: https://github.com/patternfly-yew/patternfly-yew-quickstart