From Mitch Lynch: New Progress Indicators for Flow
This Post was most recently updated by Eric Smith on: 7/1/22
See the AppExchange Listing Here: https://appexchange.salesforce.com/appxListingDetail?listingId=a0N3u00000Pt7yzEAB
See the Source Code and Install Link Here: https://github.com/SFDC-Assets/DynamicFlowProgress
Mitch, who works i Salesforce’s Public Sector group, has created two different extensions recently. First, there’s Dynamic Flow Progress Component, which is available on App Exchange:

He also has created a sophisticated solution called Progress Trail that uses records to represent stages of progress:

Check them out!