Webhook Debugger Pro

See every Stripe webhook. Prove the signature. Replay it cold.

A local CLI for SaaS founders who are tired of guessing why checkout events never hit their app.

$ swd serve --port 8787
✓ checkout.session.completed · evt_1N…
  signature valid · saved webhook_inbox/
$ swd replay evt.json --url localhost:3000/api/stripe
  200 · verified=true

Install in one minute

Works with Stripe CLI forwarding or any signed payload you already have.

uv sync --all-groups
export STRIPE_WEBHOOK_SECRET=whsec_…
uv run swd serve --port 8787
stripe listen --forward-to localhost:8787/webhook

License

One-time $47. Commercial use for your team. Pair it with the open CLI on GitHub — this page is the paid path when you want a packaged license + support note.

Continue to Stripe Checkout

Checkout is live via Stripe Payment Link.