One gateway for all your traffic. ngrok replaces your networking hodgepodge—reverse proxies, load balancers, VPNs, auth layers, model routers, and the rest of the kludge—with one cloud networking platform. Secure, transform, and route traffic to services running anywhere. localhost to prod, APIs to AI models, and much more, already built by millions of developers and trusted by teams at Twilio, GitHub, Okta, Microsoft, Zoom, and Databricks.