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Debug local webhooks with an FRP tunnel

Webhook providers (GitHub, Stripe, Telegram, Slack, payment PSPs) must call a public https:// URL. Your laptop is not public. Create an HTTP tunnel, run official frpc, and paste the platform hostname into the provider's dashboard.

This is the same job people use ngrok for. NiceFRP does not include a request inspector or replay UI; if you need that, use ngrok. Comparison: FRP vs ngrok vs Cloudflare Tunnel.

Steps

  1. Start the local app (http://127.0.0.1:3000 or whatever port).
  2. In the console, create an HTTP tunnel and connect it to that host and port.
  3. Install and run frpc from the Quick Start.
  4. Copy https://<tunnel-id>.<region>.tunnel.nicefrp.com (plus the path, for example /webhooks/stripe) into the provider.

Free HTTP tunnels terminate TLS at the edge. You do not upload a certificate. Use the platform hostname, not the node IP.

The hostname stays attached to that tunnel until you delete it, so you can leave the same URL in GitHub while you restart the laptop — as long as frpc is running again.

When Free is not enough

NeedWhat to do
Custom domain (hooks.example.com)Paid plan + custom domains
End-to-end TLS with your own certPaid HTTPS tunnel type
More than one tunnelStarter ($5/mo) and up
Inspect and replay POST bodiesngrok's local inspector

Free: 1 tunnel, 1 Mbps, 5 GiB / 30 days, TCP and HTTP only. Webhook bodies are small; the usual blocker is the single-tunnel cap or a provider that refuses *.tunnel.nicefrp.com.

Tips

  • Put a secret in the path or verify signatures (Stripe Stripe-Signature, GitHub HMAC). A public URL is crawlable.
  • Local frameworks that trust X-Forwarded-Proto will see https from the edge. If redirects bounce to http://127.0.0.1, set the public URL in the app's config (Rails config.hosts, Django CSRF_TRUSTED_ORIGINS, etc.).
  • WebSocket-based tooling on the same app can share the HTTP tunnel; browsers must use wss://.

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