n8n Webhook Catcher + Payload Inspector

Kestrel Ops · free local tool · paste JSON → expressions → starter workflow
Unlock Pro $9 Ops Pack on itch

1 · Load payload Ready

Catch mode (static-friendly): paste raw JSON from Stripe / GitHub / Slack / your webhook provider, or drop a .json file. Everything stays in your browser — nothing is uploaded.
Tip: use webhook.site or n8n’s webhook test URL, then paste the body here.

Supports nested objects/arrays. Invalid JSON shows an error without wiping your text.

2 · Pretty JSON local only

{}

3 · Path map + n8n expressions

Inspect a payload to see paths.

4 · Suggested IF / Switch nodes

Suggestions appear after inspect.

Starter workflow: Webhook → Set (typed fields) → Switch on event type → sticky notes. Import via n8n → Import from File.

Pro unlock — Expression recipes + 5 ready workflows · $9

Free tool covers paste → inspect → expressions → one starter workflow. Pro adds a recipe book (Stripe / GitHub / Slack / HubSpot / custom HMAC patterns) and 5 import-ready n8n workflow templates wired for Switch + IF + error alerts. Brand: Kestrel Ops. Payee / contact: hudson.gouge@projxon.ai. Do not pay an agent mailbox.

PayPal: send $9–12 friends/goods to hudson.gouge@projxon.ai with note “Webhook Catcher Pro”, then email the same address with your transaction ID for the unlock zip.