Welcome to Retunnel
A free, no-nonsense tunneling service for developers.
What is Retunnel?
Retunnel is a utility that creates a secure tunnel from a public endpoint to a locally running web service. Stop messing with router settings and firewall rules. Share your local development environment, test webhooks, and build applications with ease. It's a powerful, free replacement for services like ngrok.
Installation
The client is available as a Python package on PyPI. You can install it with one command:
The client is open source. You can view the code at the Retunnel GitHub Repository.
How To Use
Using Retunnel is simple. If you have a local web server running on port 3000, just run the following command in your terminal:
You will get a public URL that tunnels directly to your local machine.

Features
- HTTP and TCP Tunneling
- Secure, Encrypted Connections
- Persistent Tunnels with Authentication
- Simple Command-Line Interface (CLI)
- Configuration File Support
- Completely Free to Use
Command Line Help
The tool is fully documented through the command line. You can view available commands and options using the help flag.


