Keybase Go library, client, service, OS X, iOS, Android, Electron
Cerbos is the open core, language-agnostic authorization solution
OWASP Coraza WAF is a golang modsecurity compatible firewall library
Extensible security first OAuth 2.0 and OpenID Connect SDK for Go
Secure software enclave for storage of sensitive information in memory
A stable and secure tunnel based on KCP with N:M multiplexing and FEC