The best Reverse Proxy alternative to ngrok is NetBird, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to ngrok and 19 are Reverse Proxy Servers so hopefully you can find a suitable replacement. Other interesting Reverse Proxy Server alternatives to ngrok are Fossorial Pangolin, Cloudflare Tunnel, LocaltoNet and frp.
NetBird is an open-source Zero Trust networking platform that makes it easy for engineers to create fast, secure, and private networks with simple, decentralized management.
Germany
EU
Open-source platform enabling secure, seamless remote access via WireGuard tunnels with identity-based controls, a unified dashboard for monitoring and configuration, automatic SSL management, granular policy enforcement, and exposure of private resources behind firewalls.
United States
Cloudflare Tunnel provides you with a secure way to connect your resources to Cloudflare without a publicly routable IP address.
United States
LocaltoNet creates an outbound, encrypted Tunnel from your device to the LocaltoNet Servers. We give you a secure public URL that forwards traffic back down that tunnel to your local service.
frp is a fast reverse proxy that allows you to expose a local server located behind a NAT or firewall to the Internet. It currently supports TCP and UDP, as well as HTTP and HTTPS protocols, enabling requests to be forwarded to internal services via domain name.
China
Chisel is a fast TCP/UDP tunnel, transported over HTTP, secured via SSH. Single executable including both client and server. Written in Go (golang). Chisel is mainly useful for passing through firewalls, though it can also be used to provide a secure endpoint into your network.
Public URLs (tunnels), .local domains with HTTPS, traffic inspection, and an MCP server for AI agents. Mac and Windows app, Linux CLI.
Self-hosted ingress proxy & VPN tunnel. Securely exposes private local & Docker-based services to the Internet, with free, automatically renewable SSL certificates and docker container hostname resolution.
Switzerland
NPS Enhanced is an open-source NAT traversal and reverse proxy system with a built-in Web UI. It is designed for publishing private services and enabling remote access through a public server, while keeping deployment and management straightforward.
JoinThis.party is a tool that can provide you with a free DNS subdomain, and several guides to help you self-host. It also provides JoinThis.proxy as an open alternative to reverse-proxy services.
BelgiumEU
NSL is a free, open-source tunneling service that gives any Docker host a public HTTPS subdomain with automatic TLS, requiring no static IP, no port forwarding, and no DNS configuration.
FranceEU
An open-source, single-binary CLI tool to expose local ports to public URLs via LocalTunnel, Cloudflare, or a self-hosted server with zero signup.
India