For the same reason one might choose Hashicorp Vault versus the major cloud: cross-cloud, likely a richer feature set, almost certainly faster release cycles, a

For the same reason one might choose Hashicorp Vault versus the major cloud: cross-cloud, likely a richer feature set, almost certainly faster release cycles, and (for AWS specifically) no stupid "pay per request" billing to try and reason about. I'd guess it can make local development scenarios better, too