Wiretap is a transparent, VPN-like proxy server that tunnels traffic
Sing-box multi-protocol proxy tool
A fast TCP/UDP tunnel over HTTP
An open-source alternative to Ngrok, designed to serve production
An advanced, yet simple, tunneling/pivoting tool
zoro can help you expose local server to external network
Share a terminal session over WebRTC
Network Pivoting Toolkit
Various TCP/IP servers, clients and network management tools
Node.js port of Shadowsocks