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Webhook Tester

Debug real webhook payloads without spinning up ngrok.

Testing payment, CI/CD, and form webhooks required a local tunnel just to see what a request looked like.

Tech Domain · Book Dev|Published|Evidence: Live|Next.js, TypeScript

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Case Study

Before

Debugging webhook integrations (payment notifications, CI/CD events, form submissions) required setting up local servers with ngrok tunnels. The setup overhead slowed integration development.

After

Eliminated the ngrok setup cycle for webhook debugging. Developers can test integrations in seconds by pointing webhooks to the testing endpoint and inspecting payloads in a clean UI.

How it's solved

Built a webhook testing endpoint that captures incoming requests, displays headers, body, and timing data in real-time. Supports payload replay, response mocking, and webhook signature verification for security testing.

Trade-offs

Captured payloads are ephemeral by design — no long-term archive for compliance-grade audits.

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