Smallstep founder here. Thanks Joe! Heads up, Joe is using our hosted product which you can find at https://smallstep.com/sso-ssh/ https://smallstep.com/sso-ss

Smallstep founder here. Thanks Joe! Heads up, Joe is using our hosted product which you can find at https://smallstep.com/sso-ssh/ https://smallstep.com/sso-ssh/. It's $3/host/mo (actually $0.0041/host/hr) with a 30 day free trial. The linked blog post explains how to do single sign-on for SSH yourself using our open source toolchain. Choose your adventure!