PKE is an extremely simple CNCF certified Kubernetes installer and distribution, designed to work on any cloud, VM or bare metal.
Let's Encrypt client and ACME library written in Go
Extremely simple HTTPS client in Go, along with all the openssl commands to make certs work. Errors and solutions in the documentation.
OAuth2 Server and OpenID Certified OpenID Connect Provider written in Go - cloud native, security-first, open source API security for your infrastructure. SDKs for any language.