Guides

Step-by-step tutorials for common tunneling use cases.

Connect a mobile app to your local API server

Tunnel your localhost API so React Native, Flutter, Swift, and Kotlin apps on real devices can reach it over HTTPS.

How to expose localhost to the internet

Get a public HTTPS URL for your local dev server. Receive webhooks, test OAuth, demo to clients, all without deploying.

How to test webhooks on localhost

Receive Stripe, GitHub, and Slack webhooks on your local dev server using a localhost tunnel with signature verification.

Share your local dev server with anyone

Give teammates, clients, and testers a public URL to your localhost. No deploy, no staging, no waiting.

Testing OAuth callbacks on localhost

Set up Google, GitHub, and generic OAuth flows against localhost using a tunnel with stable redirect URIs.

Test Polar.sh Webhooks Locally with Next.js 16 and Taupi

Build a signed Polar.sh webhook handler in Next.js 16 and test it locally over HTTPS with taupi secure tunnels.

polarwebhooksnextjslocalhosttestingtaupi

Test GitHub App Webhooks Locally with Node.js, Express, and taupi

Build and test GitHub App webhooks locally in Express with taupi tunnels, HMAC signature verification, and GitHub UI redelivery.

github-appswebhooksnodejsexpresslocalhosttesting

Test Stripe Webhooks Locally in Next.js with Secure Tunnels

Learn how to test Stripe webhooks in a local Next.js app using taupi secure tunnels, signature verification, and realistic test events.