https://insights.linuxfoundation.org/project/openbao-2/repos... is a more accurate view.
Yes, I contribute a lot, but in the last three months, we've seen substantial interest from other groups (thank you SAP, Reply, Adfinis, and G-Research OSS to name a few!) and have recently promoted a fresh group of committers.
Having worked at HashiCorp, I'm rather proud of what the community has built and proud of our ability to promote external maintainers. Open governance isn't easy for corporate contributions, but it is possible and I thank my employer for letting me try. :-)
Just look at the (narrowing) feature gap and critical improvements we've landed--transactions to name one--to see why I'm optimistic.