smallstep

⚙️🔗https://github.com/smallstep/certificates

🛡️ A private certificate authority (X.509 & SSH) & ACME server for secure automated certificate management, so you can use TLS everywhere & SSO for SSH.

⚙️🔗https://github.com/smallstep/step-sds

🔭 Secret discovery service (SDS): simplifying certificate management for relying parties (such as Envoy)

⚙️🔗https://github.com/smallstep/cli

🧰 A zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.