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Best Free & Open Source Alternatives to ngrok

Compare 1 open-source ngrok alternative including Proxly

If you're looking for the best open-source alternative to ngrok; Proxly is a strong place to start.

#1 Proxly

Proxly

A self-hosted tunneling tool — like ngrok, but on your own domain. Expose local dev servers through subdomains on your VPS.

Proxly is a lightweight, self-hosted tunneling tool that lets you expose local services to the internet through subdomains on your own VPS. It provides a simple alternative to tools like ngrok while giving you full control over your infrastructure and traffic.

With a single CLI command, Proxly creates a secure tunnel from your local machine to a public endpoint on your domain. It’s designed for quick setup, minimal configuration, and a smooth developer experience.

Features

  • Self-hosted tunneling – expose local apps through subdomains on your own server
  • Simple CLI – manage tunnels with a clean command-line interface
  • Interactive setup – guided configuration during the first run
  • Multiple project support – manage and switch between different tunnels easily
  • Custom domains – route traffic through your own domain

How It Works

Browser
   ↓
Nginx (TLS on your VPS)
   ↓
Relay Server
   ↓
WebSocket Tunnel
   ↓
Proxly CLI (running on your machine)
   ↓
Local Development Server

This architecture securely routes public requests from your VPS to your local environment through a persistent WebSocket tunnel.

Installation

npm install -g @a1tem/proxly

Usage

Read more

Frequently Asked Questions

Are there any open source alternatives to ngrok?

Yes, there are 1 open source alternatives to ngrok. Popular options include Proxly. These alternatives are free to use and many offer self-hosting options.

What is the best free alternative to ngrok?

The best free alternative to ngrok depends on your specific needs. Proxly is a popular choice with self-hosting capabilities. All alternatives listed here are open source and free to use.

Can I self-host an alternative to ngrok?

Yes, 1 of the alternatives listed here can be self-hosted, giving you complete control over your data and privacy.

Why should I switch from ngrok to an open source alternative?

Open source alternatives to ngrok offer several advantages: no vendor lock-in, complete data ownership, no subscription fees, the ability to self-host for privacy and security, and active community support. You can also customize the software to fit your specific needs.

ngrok

ngrok

ngrok is an all-in-one cloud networking platform that secures, transforms, and routes your traffic to services running anywhere.

Visit ngrok

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