Open source. Open possibilities.

stab is a simple, compact, high-performance TCP tunneling tool that exposes local ports to remote servers, featuring heartbeat detection, traffic statistics, web management, multi-port mapping, auto-reconnect, and a local IPC API.

Portlyn is a self-hosted identity-aware reverse proxy with a built-in WireGuard tunnel, combining routing, TLS, per-route authentication, and observability in a single Go binary for homelabs and small teams.

Xray-core is an open-source network proxy platform from Project X, originating from the XTLS protocol. It supports VLESS, XTLS, REALITY and related transports, with install scripts, Docker images, web panels and many GUI clients across platforms.

frp is a fast open-source reverse proxy that enables exposing local servers behind NATs and firewalls to the internet. It supports TCP, UDP, HTTP, HTTPS, and offers P2P mode, TLS encryption, authentication, a web dashboard, load balancing, and extensible plugins.

3X-UI is an open-source web control panel for managing Xray-core servers, supporting many proxy and VPN protocols with per-client traffic accounting, multi-node management, subscriptions, bots and a REST API.