A brief search in the Appstore shows there are two choises:
- Bizzomate’s Google timelinechart, https://appstore.home.mendix.com/link/app/33466/ and
- the vertical timelinechart, https://appstore.home.mendix.com/link/app/113187/
More challenging, but probably also more rewarding is converting a react-app to a Mendix widget. Have a look at https://reactjsexample.com/tag/timeline/ for a list of possible candidates. This one for instance: https://reactjsexample.com/a-react-timeline-gantt-component/