Launched March 12, 2024
Webhook.cool
Free Online Webhook Tester
FreeMonitoringHelpers7,916 impressions#14 of its week
Webhook.Cool is a free, online webhook tester. Receive and inspect webhooks from services like Shopify, Slack, Mailchimp, Trello, GitHub, PayPal, Discord, Jira.
Webhook.cool is a free online tool to receive and inspect webhook requests via a unique URL.
- for
- Developers needing to test or debug incoming webhooks.
- pricing
- free
works withShopifySlackMailchimpTrelloGitHubPayPalDiscordJira
Key features
5 features of Webhook.cool
- Unique webhook URL — Generate a personal URL to which any service can send webhook payloads.
- Payload inspection — View the full request data, headers and body of received webhooks.
- Service compatibility list — Works with popular services like Shopify, Slack, Mailchimp, Trello, GitHub, PayPal, Discord and Jira.
- Automatic cleanup — Webhooks are deleted after 7 days of inactivity.
- Feedback form — Send optional feedback directly from the interface.
Use cases
- Capture and view a Shopify order webhook during development
- Debug Slack slash-command payloads
- Inspect GitHub push event data for CI pipelines
- Test PayPal payment notifications before production
Webhook.cool vs alternatives
 Webhook.cool |  Hookdeck | |
|---|---|---|
| Best for | Simple webhook inspection | Robust event gateway |
| Pricing | Free | Free |
| DevHunt upvotes | 3 | 30 |
| Launched | Mar 2024 | Mar 2024 |
- Webhook.cool vs Hookdeck: Hookdeck provides a full event gateway with routing, retries and scaling, whereas Webhook.cool only captures and displays raw requests.
Webhook.cool FAQ
How long are received webhooks retained?+
Webhooks are automatically deleted after 7 days of inactivity.
Do I need to sign up to use Webhook.cool?+
No registration is required; you can start using the unique URL immediately.
Can I use the tool with any webhook source?+
Yes, you can send any HTTP webhook to the provided URL, regardless of the source.
Is there a limit on the number of requests?+
The page shows “No requests yet”; no explicit limits are mentioned in the provided text.
Is the service paid or open source?+
Webhook.cool is offered as a free online service.
Summarized by DevHunt from webhook.cool · Sep 27, 2026. Details may change; check the official site.
