Cross-platform, C implementation of the IETF QUIC protocol
Encrypted UDP based FTP with multicast
FreeBSD Multi PPP daemon
Robust and flexible VPN network tunnelling
An universal TCP client.
One of the most advanced DNS Proxy and DNS Firewall in one product.
Snare Enterprise: bit.ly/Snare-Trial
implementation based on the Richards Stevens book.
Linux Server and Data-Center WAN Optimization
Pen is a load balancer for udp and tcp based protocols.
IPv4/IPv6 TCP Echo Server scaling to 100.000+ concurrent sessions