it seems this project is dead. is this true?

[chezgi]

it is inactive for sometime and nobody responses to issues. if anybody working on it please give feedback. thanks.

[CrashLaker]

afaik @algenty has just switched jobs. https://github.com/algenty/grafana-flowcharting/issues/290#issuecomment-827342286 so let's root for his return :)

[wz2b]

This still works with Grafana 8 but there are a few bugs. Generally good though. I just donated to the project, maybe that will encourage continued development and support