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.

⭐ 8276 | 🍴 531

phpseclib/phpseclib

PHP Secure Communications Library

⭐ 5560 | 🍴 905

digitalbazaar/forge

A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps

⭐ 5274 | 🍴 831

smallstep/cli

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

⭐ 4143 | 🍴 292