The "Invisible Tunnel": Host from Your Laptop via Oracle Cloud and Tailscale

Have you ever wanted to turn your local machine into server for your cools Projects. In this guide, I’ll show you how to use an Oracle Cloud Free Tier instance as a "Public Gateway" to your laptop using Tailscale. No public ports open on your home router, no complex VPN configs—just a secure, encrypted tunnel. The Architecture We are creating a bridge. The Laptop: Runs your app (e.g., port 3000). Tailscale: Connects your laptop and VPS into a private "Tailnet." Oracle VPS: Acts as a Reverse Proxy using Nginx to take public traffic (Port 80/443) and send it down the tunnel. 1. The Tailscale Magic First, install Tailscale on both your laptop and your Oracle VPS. curl -fsSL https://tailscale.com/install.sh | sh sudo tailscale up Once both are authenticated, they will have private IPs (like 100.x.y.z). These IPs can "see" each other globally as if they were on the same Wi-Fi. 2. Enable "Exit Node" (The Tunneling Part) If your goal is to use the VPS as a tunnel for your other devices (so yo