Hi @bigFan ,
As far as I think,you need JavaScript Timeline Scheduler.It displays the timeline scheduler views for multiple resources. However,do you care of money?
If you don't care,you could use Timeline Scheduler. I don't find js library for free.So,I think,you only customize by yourself.
https://www.syncfusion.com/javascript-ui-controls/js-scheduler/timeline-views
Best regards,
Yijing Sun
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