Tunneling, WebRTC, Web Socket Servers and Other Routers

• Pinggy — Public URLs for localhost with a single command, no downloads required. HTTPS / TCP / TLS tunnels. The free plan has 60 minutes tunnel lifetime.
• conveyor.cloud — Visual Studio extension to expose IIS Express to the local network or over a tunnel to a public URL.
• Hamachi — LogMeIn Hamachi is a hosted VPN service that lets you securely extend LAN-like networks to distributed teams with a free plan that allows unlimited networks with up to 5 people
• Mirna Sockets - Free Socket as a Service Platform that gives you a wss:// URL when deploying your Web Socket Server code and also allows you to monitor its performance.
• localhost.run — Expose locally running servers over a tunnel to a public URL.
• localtunnel — Expose locally running servers over a tunnel to a public URL. Free hosted version, and open source.
• ngrok.com — Expose locally running servers over a tunnel to a public URL.
• cname.dev — Free and secure dynamic reverse proxy service.
• serveo — Expose local servers to the internet. No installation, no signup. Free subdomain, no limits.
• Radmin VPN — Connect multiple computers together via a VPN-enabling LAN-like network. Unlimited peers. (Hamachi alternative)
• segment.com — Hub to translate and route events to other third-party services. 100,000 events/month free
• Google STUN — stun:stun.l.google.com:19302
• Twilio STUN — stun:global.stun.twilio.com:3478?transport=udp
• Tailscale — Zero config VPN, using the open-source WireGuard protocol. Installs on MacOS, iOS, Windows, Linux, and Android devices. Free plan for personal use with 100 devices and three users.
• webhookrelay.com — Manage, debug, fan-out, and proxy all your webhooks to public or internal (i.e. localhost) destinations. Also, expose servers running in a private network over a tunnel by getting a public HTTP endpoint (https://yoursubdomain.webrelay.io <----> http://localhost:8080).
• Hookdeck — Develop, test, and monitor your webhooks from anywhere. 100K requests and 100K attempts per month with three days retention.
• Xirsys — Unlimited STUN usage + 500 MB monthly TURN bandwidth, capped bandwidth, single geographic region.
• ZeroTier — FOSS managed virtual Ethernet as a service. Unlimited end-to-end encrypted networks of 25 clients on the free plan. Clients for desktop/mobile/NA; web interface for configuration of custom routing rules and approval of new client nodes on private networks
• LocalXpose — Reverse proxy that enables you to expose your localhost servers to the internet. The free plan has 15 minutes tunnel lifetime.
• Traefik-Hub - Publish locally, running services over a tunnel to a public custom URL and secure them with access control. Free for 5 services in one cluster.
• Expose - Expose local sites via secure tunnels. The free plan includes an EU Server, Random subdomains, and Single users.
• btunnel — Expose localhost and local tcp server to the internet. Free plan includes file server, custom http request and response headers, basic auth protection and 1 hour tunnel timeout.