Apps similar to Portal - Open Relay include Tailscale, which has a free version. Other options are Rayfish, Nostr VPN, ngrok and Cloudflare Tunnel. In total there are seven Localhost Tunnel Services like Portal - Open Relay for Linux, Mac, Windows, the web and Android.
Private networks made easy. Connect all your devices using WireGuard, without the hassle. Tailscale makes it as easy as installing an app and signing in.
Canada
A peer-to-peer mesh VPN with zero infrastructure. Create a private network, share a code, and your machines reach each other as if they were on the same LAN. No servers to run, no ports to forward, no static IPs to manage.
Private mesh VPN built on a FIPS-backed data plane, supporting invite-only trusted networks, device and peer approvals, MagicDNS, route advertisement, QR onboarding, Umbrel integration, desktop and mobile shells, WireGuard egress, and Docker coverage.
Finland
EU
ngrok exposes local servers behind NATs and firewalls to the public internet over secure tunnels.
United States
Cloudflare Tunnel provides you with a secure way to connect your resources to Cloudflare without a publicly routable IP address.
United States
Share your self-hosted apps (Jellyfin, Home Assistant, Immich...) with anyone. No port forwarding, no VPN. Client for Seawise.io.
Canada
SteadIP lets developers, homelabbers, students, and small teams publish local HTTP/HTTPS services behind NAT, CGNAT, firewalls, or dynamic IPs — without opening router ports.
Canada
