Recently I read this research paper about a study of why SourceForge failed.
https://onlinelibrary.wiley.com/doi/10.1002/spe.2874
I think it points out some interesting indicators that every opensource project and business strategy around it should heed to.
Lone wolf effect
A set of collaborators that do not directly or indirectly communicate with each others
Bottleneck effect
Also called commonly as bus-factor
Not Considering ROI - One participant said “it was never part of the plan to make money.”
Likewise there are many aspects worth reading in this article.