The appstore contains several tab-related widgets. You will need one of those.
Or you could create a page per tab and use styling to make buttons that switch between the pages look like tabs.
Hey Brian – you may look at https://appstore.home.mendix.com/link/app/894/
You are right, the AppStore search functionality doesn’t work properly sometimes. Week ago didn't work well, but now seems better again.
You can use my widget for this:
Both using an integer attribute or a datasource microflow are an outcome for you.