strongSwan - IPsec VPN for Linux, Android, FreeBSD, macOS, Windows strongSwan is an open-source, modular and portable IPsec-based VPN solution

#strongSwan 6.0.0 has been released ( #IPsec / #VPN / #IKE / #IKEv1 / #IKEv2 / #PostQuantumIKEv2 / #PostQuantumEncryption / #PostQuantum / #X509 / #FreeSWAN ) strongswan.org