joaoh82/rustunnel

Overview

Rustunnel is a self-hosted secure tunnel server written in Rust. It exposes local HTTP, HTTPS, TCP, and UDP services to the public internet through TLS-encrypted WebSocket connections. The project is open-source with an optional pay-as-you-go managed hosting option and includes an MCP server for AI agents.

Best for

Best for
Developers needing a secure, self-hosted tunnel to expose local services to the internet

Use cases

• Expose a local web app for external testing or demo
• Share a TCP service for remote debugging or collaboration
• Connect an AI agent to a local MCP server from public internet

How to use

Tools exposed

• rustunnel-mcp

Tested with

Cursor

Example client config

{"command":"rustunnel-mcp","args":["--server","eu.edge.rustunnel.com:4040","--api","https://eu.edge.rustunnel.com:8443"],"env":{"RUSTUNNEL_TOKEN":"YOUR_TOKEN"}}

Notes

Rustunnel is a self-hosted secure tunnel server written in Rust. It exposes local HTTP, HTTPS, TCP, and UDP services to the public internet through TLS-encrypted WebSocket connections. The project is open-source with an optional pay-as-you-go managed hosting option and includes an MCP server for AI agents.

636 stars on GitHub. Last updated 2026-06-13. Licensed AGPL-3.0.

Use cases

• Expose a local web app for external testing or demo
• Share a TCP service for remote debugging or collaboration
• Connect an AI agent to a local MCP server from public internet

Pros

• Open-source and self-hosted gives full control over infrastructure
• Supports multiple protocols (HTTP, HTTPS, TCP, UDP) in a single tool
• Written in Rust for performance and memory safety

Cons

• Requires self-hosting a server, adding operational overhead
• Managed option incurs ongoing cost if not self-hosted
• Documentation and community support may be limited compared to larger alternatives

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.