HashiCorp Vault
Secrets, certificates and encryption-as-a-service management.
ServiceOpen source
Stores and controls access to secrets (passwords, keys, certificates), generating dynamic credentials with auditing and rotation.
When to use
To centralize secrets and issue temporary credentials in larger infrastructures.
When to avoid
In small projects, where the provider's environment variables are enough and operating Vault weighs. BUSL license since 2023.